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Professor David G. Long, Ph.D.

Brigham Young University, Electrical and Computer Engineering Department

Publications

Selected Journal Papers

  • C. Stringham and D.G. Long, "GPU Processing for UAS-Based LFM-CW Stripmap SAR",Photogrammetric Engineering and Remote Sensing, to appear, 2014.
  • D.J. Bogucki, W.M. Drennan, S. Woods, S. Gremes-Cordero, D.G. Long, and C. Mitchell, "Short surface waves in the Canadian Arctic in 2007 and 2008", Journal of Geophysical Research--Oceans, to appear, 2014.
  • M.D. Duersch and D.G. Long, "An Analysis of Multi-static Pixel Correlation in SAR",IEEE Transactions on Geoscience and Remote Sensing, doi:10.1109/TGRS.2014.232261, Vol. 53, No. 1, pp. 362-374, 2015.
  • Q.D. Remund and D.G. Long, "A Decade of QuikSCAT Scatterometer Sea Ice Extent Data",IEEE Transactions on Geoscience and Remote Sensing,, doi:10.1109/TGRS.2013.2281056, Vol. 52. No. 7, pp. 4281-4290, 2014. (1.7 MB PDF*)
  • W.J. Hullinger and D.G. Long, "Mitigation of Sea Ice Contamination in QuikSCAT Wind Retrieval",IEEE Transactions on Geoscience and Remote Sensing, doi:10.1109/TGRS.2013.2258400, Vol. 52. No. 4, pp. 1, 2014. (1.6 MB PDF*)
  • J.P. Bradley and D.G. Long, "Estimation of the OSCAT Spatial Response Function Using Island Targets",IEEE Transactions on Geoscience and Remote Sensing, doi:10.1109/TGRS.2013.2256429, Vol. 52, No. 4, pp. 1924-1934, 2014. (1 MB PDF*)
    J.P. Bradley and D.G. Long, "Correction to `Estimation of the OSCAT Spatial Response Function Using Island Targets'",IEEE Transactions on Geoscience and Remote Sensing, doi:10.1109/TGRS.2013.2281336, Vol. 52, No. 4, pp. 1924-1934, 2014. (74 kB PDF*)
  • M.M. Ali, G.S. Bhat, D.G. Long, S. Bharadwaj, and M.A. Bourassa, "Estimating Wind Stress at the Ocean Surface from Scatterometer Observations", IEEE Geoscience and Remote Sensing Letters, doi:10.1109/LGRS.2012.2231937, Vol. 10, No. 5, pp. 1129-1184, 2013. (391 KB PDF*)
  • K.R. Moon and D.G. Long, "Considerations for Ku-band scatterometer calibration using the dry snow zone of the Greenland ice sheet", IEEE Geoscience and Remote Sensing Letters, doi:10.1109/LGRS.2013.2241012, Vol. 10, No. 6, pp. 1344-1349, 2013. (692 KB PDF*)
  • D.R DeBoer, S.L. Cruz-Pol, M.M. Davis, T. Gaier, P. Feldman, J. Judge, K.I. Kellermann, D.G. Long, L. Magnani, D.S. McKague, T.J. Person, A.E.E. Rogers, S.C. Reising, G. Taylor, A.R. Thompson, and L. vanZee, "Radio Frequencies: Policy and Management", IEEE Transactions on Geoscience and Remote Sensing, doi:10.1109/TGRS.2013.2253471, Vol. 51, No. 10, pp. 4918-4927, 2013. (1.7 MB PDF*)
  • M.P. Owen and D.G. Long, "Prior Selection for QuikSCAT Ultra-High Resolution Wind and Rain Retrieval", IEEE Transactions on Geoscience and Remote Sensing, doi:10.1109/TGRS.2012.2207904, Vol. 51, No. 3, pp. 1555-1567, 2013. (2.1 MB PDF*)
  • X. Li, J. A. Zhang, X. Yang, W. G. Pichel, M. DeMaria, D. Long, and Z. Li, "Tropical cyclone morphology from spaceborne synthetic aperture radar", Bulletin of the American Meteorological Society, doi:10.1175/BAMS-D-11-00211.1, Vol. 94, No. 2, pp. 223-230, Feb. 2013. (3.1 MB PDF*)
  • K. Moon and D.G. Long, "A New Factorized Backprojection Algorithm for Stripmap Synthetic Aperture Radar", Positioning, Vol. 4, pp. 42-56, doi:10.4236/pos.2013.41006, 2013.
  • A.M. Swan and D.G. Long, "Multi-Year Arctic Sea Ice Classification Using QuikSCAT", IEEE Transactions on Geoscience and Remote Sensing, doi:10.1109/TGRS.2012.2184123, Vol. 50, No. 9, pp. 3317-3326, 2012. (3 MB PDF*)
  • R.D. Lindsley and D.G. Long, "Mapping Surface Oil Extent from the Deepwater Horizon Oil Spill Using ASCAT Backscatter", IEEE Transactions on Geoscience and Remote Sensing, Vol. 50, No. 7, pp. 2534-2541, doi:10.1109/TGRS.2011.2174369, 2012. (1 MB PDF*)
  • T. A. Scambos, M. Frezzotti, T. Haran, J. Bohlander, J. T. M. Lenaerts, M. R. van den Broeke, K. Jezek, D. Long, S. Urbini, K. Farness, T. Neumann, M. Albert, and J.-G. Winther, "Extent of low-accumulation `wind glaze' areas on the East Antarctic Plateau: implications for continental ice mass balance", Journal of Glaciology, doi:10.3189/2012JoG11j232, Vol.58, No. 210, pp. 633-647, 2012. (9.8 MB PDF*)
  • D. Weissman, B.W. Stiles, S.M. Hristova-Veleva, D.G. Long, D.K. Smith, K.A. Hilburn, and W.L. Jones, "Challenges to Satellite Sensors Of Ocean Winds: Addressing Precipitation Effects," Journal of Atmospheric and Oceanic Technology, doi:10.1175/JTECH-D-11-00054.1, Vol. 29, pp. 356-374, Mar. 2012. (4.3 MB PDF*)
  • B.R. Hicks and D.G. Long, "Inferring Greenland Melt and Refreeze Severity from SeaWinds Scatterometer Data", International Journal of Remote Sensing, doi:10.1080/01431161.2010.532174, Vol. 32, No. 23, pp. 8053-8080, 2011. (2 MB PDF*)
  • M.P. Owen and D.G. Long, "M-ary Bayes Estimation Selection for QuikSCAT Simultaneous Wind and Rain Retrieval", IEEE Transactions on Geoscience and Remote Sensing, doi:10.1109/TGRS.2011.2143721 Vol. 49, No. 11, pp 4431-4444, Nov. 2011. (2.1 MB PDF*)
  • F. Said and D.G. Long, "Determining Selected Tropical Cyclone Characteristics using QuikSCAT's Ultra-High Resolution Images", IEEE Journal of Selected Topics in Earth Observations and Remote Sensing, doi:10.1109/JSTARS.2011.2138119, Vol. 4, No. 4, pp. 857-869, 2011. (2.7 MB PDF*)
  • K.M. Stuart and D.G. Long, "Iceberg Size and Orientation Estimation using SeaWinds", Cold Regions Science and Technology, doi:10.1016/j.coldregions.2011.07.006, Vol. 69, pp. 39-51, 2011. (1.7 MB PDF*)
  • M.P. Owen and D.G. Long, "Simultaneous Wind and Rain Estimation for QuikSCAT at Ultra-High Resolution", IEEE Transactions on Geoscience and Remote Sensing, doi:10.1109/TGRS.2010.2102361, Vol. 49, No. 6, pp. 1865-1878, Jun. 2011. (1.6 MB PDF*)
  • B.A. Williams and D.G. Long, "A Reconstruction Approach to Scatterometer Wind Vector Field Retrieval", IEEE Transactions on Geoscience and Remote Sensing, doi:10.1109/TGRS.2010.2100402, Vol. 49, No. 6, pp. 1850-1864, Jun. 2011. (2 MB PDF*)
  • K.M. Stuart and D.G. Long, "Tracking large tabular icebergs using the SeaWinds Ku-band microwave scatterometer", Deep-Sea Research Part II, doi:10.1016/j.dsr2.2010.11.004, Vol. 58, pp. 1285-1300, 2011. (2.1 MB PDF*)
  • B.A. Williams and D.G. Long, "Reconstruction from Aperture-filtered Samples with Application to Scatterometer Image Reconstruction", IEEE Transactions on Geoscience and Remote Sensing, doi:10.1109/TGRS.2010.2086063, Vol. 49, No. 5, pp. 1663-1676, 2011. (675 kB PDF*)
  • E.C. Zaugg and D.G. Long, "Generalized Frequency-Domain SAR Processing", IEEE Transactions on Geoscience and Remote Sensing, Vol. 47, No. 11, pp. 3761-3773, 2009. (3.0 MB PDF*)
  • I. Mladenova, V. Lakshmi, J.P. Walker, D.G. Long, and R. De Jeu, "An Assessment of QuikSCAT Ku-Band Scatterometer Data for Soil Moisture Sensitivity", IEEE Geoscience and Remote Sensing Letters, Vol. 6, No 4, pp. 640-643, 2009. (400 kB PDF*)
  • A.M. Plagge, D.C. Vandemark, and D.G. Long, "Coastal Validation of Ultra-High Resolution Wind Vector Retrieval from QuikSCAT in the Gulf of Maine", IEEE Geoscience and Remote Sensing Letters, Vol. 6, No 3, pp. 413-417, 2009. (1.8 MB PDF*)
  • S. Nielsen and D.G. Long, "A Wind and Rain Backscatter Model Derived from AMSR and SeaWinds Data", IEEE Transactions on Geoscience and Remote Sensing, Vol. 47, No 6, pp. 1595-1606, 2009. (1.2 MB PDF*)
  • P.S. Chang, Z. Jelenak, J.M. Sienkiewicz, R. Knabb, M.J. Brennan, D.G. Long, and M. Freeberg, "Operational Use and Impact of Satellite Remotely Sensed Ocean Surface Vector Winds in the Marine Warning and Forecasting Environment," Oceanography, Vol. 22, No. 2, pp. 194-207, 2009. (1.1 MB PDF*)
  • M.P. Owen and D.G. Long, "Land Contamination Compensation for QuikSCAT Near-Coastal Wind Retrieval," IEEE Transactions on Geoscience and Remote Sensing, doi:10.1109/TGRS.2008.2005633, Vol. 47, No 3, pp. 839-850, 2009. (4 MB PDF*)
  • C. Nie and D.G. Long, "A C-Band Scatterometer Simultaneous Wind/Rain Retrieval Method", IEEE Transactions on Geoscience and Remote Sensing, Vol. 46, No. 11, pp. 3618-3632, 2008. (2.8 MB PDF*)
  • T. Scambos, R. Ross, R. Bauer, Y. Yermolin, P. Skvarca, D. Long, J. Bohlander, and T. Haran, "Calving and ice-shelf break-up processes investigated by proxy: Antarctic tabular iceberg evolution during northward drift", Journal of Glaciology, Vol. 54, No. 187, 2008. (2.9 MB PDF*)
  • T. Agnew, A. Lambe, and D. Long, "Estimating Sea Ice Flux Across the Canadian Arctic Archipelago Using Enhanced AMSR-E", Journal of Geophysical Research, Vol 113, C10011, 12 pgs, dio:10.1029/2007JC004582, 2008. (1.1 MB PDF*)
  • E.C. Zaugg and D.G. Long, "Theory and Application of Motion Compensation for LFM-CW SAR", IEEE Transactions on Geoscience and Remote Sensing, Vol. 46, No. 10, pp. 2990-2998, 2008. (1.1 MB PDF*)
  • B.A. Williams and D.G. Long, "Estimation of Hurricane Winds from SeaWinds at Ultra High Resolution", IEEE Transactions on Geoscience and Remote Sensing, Vol. 46, No. 10, pp. 2924-2935, 2008. (1.1 MB PDF*)
  • D. Hudson and D.G. Long, "Optimal Estimation of Calibration Parameters in Polarimetric Microwave Radiometers", IEEE Transactions on Geoscience and Remote Sensing, Vol. 46, No. 10, pp. 3223-3237, 2008. (910 KB PDF*)
  • L. Li, P. Gaiser, M. Alberg, D.G. Long, and E.M. Twarog, "WindSat Passive Microwave Polarimetric Signatures of Greenland Ice Sheet", IEEE Transactions on Geoscience and Remote Sensing, Vol. 46, No. 9, pp. 2622-2631, 2008. (1.4 MB PDF*)
  • J.R. Piepmeier, E.G. Njoku, and D.G. Long, "Stokes Antenna Temperatures", IEEE Transactions on Geoscience and Remote Sensing, Vol. 46, No. 2, pp. 516-527, 2008. (365 KB PDF*)
  • D.L. Hudson, J.R. Piepmeier, and D.G. Long, "Polarization Rotation Correction in Radiometry: An Error Analysis," IEEE Transactions on Geoscience and Remote Sensing, Vol. 45, No. 10, pp. 3212-3223, 2007. (956 KB PDF*)
  • H. Stephen and D.G. Long, "Spatial and Temporal Behavior of Microwave Backscatter Directional Modulation Over the Saharan Ergs," IEEE Transactions on Geoscience and Remote Sensing, Vol. 45, No. 5, pp. 1164-1173, 2007. (1.3 MB PDF*)
  • C. Nie and D.G. Long, "A C-band Wind/Rain Backscatter Model," IEEE Transactions on Geoscience and Remote Sensing, Vol. 45, No. 3, pp. 621-631, 2007. (1.3 MB PDF*)
  • I.S. Ashcraft and D.G. Long, "Comparison of Methods for Melt Detection over Greenland using Active and Passive Microwave Measurements," International Journal of Remote Sensing, Vol. 27, No. 12, pp. 2569-2488, 2006. ( 613KB PDF*)
  • I.S. Ashcraft and D.G. Long, "Relating Microwave Backscatter Azimuth Modulation to Surface Properties of the Greenland Ice Sheet," Journal of Glaciology, Vol. 52, No. 177, pp. 257-266, 2006. (2.1 MB PDF*)
  • L.B. Kunz and D.G. Long, "Melt Detection in Antarctic Ice-Shelves Using Spaceborne Scatterometers and Radiometers," IEEE Transactions on Geoscience and Remote Sensing, Vol. 44, No. 9, pp. 2461-2469, 2006. (1.1 MB PDF*)
  • J.R. Allen and D.G. Long, "Microwave Observations of Daily Antarctic Sea-Ice Edge Expansion and Contraction Rates," Geoscience and Remote Sensing Letters, Vol. 3, No. 1, pp. 54-58, 2006.(471 kB PDF*)
  • H. Stephen and D.G. Long, "Modeling Microwave Emissions of Erg Surfaces in the Sahara Desert," IEEE Transactions on Geoscience and Remote Sensing, Vol. 43, No. 12, pp. 2822-2830, 2005. (833 kB PDF*)
  • J.R. Allen and D.G. Long, "An Analysis of SeaWinds-Based Rain Retrieval in Severe Weather Events," IEEE Transactions on Geoscience and Remote Sensing, Vol. 43, No. 12, pp. 2870-2878, 2005. (423 kB PDF*)
  • L.B. Kunz and D.G. Long, "Calibrating SeaWinds and QuikSCAT Scatterometers Using Natural Land Targets," Geoscience and Remote Sensing Letters, Vol. 2, No. 2, pp. 182-186, 2005. (819 kB PDF*)
  • I.S. Ashcraft and D.G. Long, "Differentiation Between Melt and Freeze Stages of the Melt Cycle Using SSM/I Channel Ratios," IEEE Transactions on Geoscience and Remote Sensing, Vol. 43, No. 6, pp. 1317-1323, 2005. (708 kB PDF*)
  • H.S. Anderson and D.G. Long, "Sea Ice Mapping Method for SeaWinds," IEEE Transactions on Geoscience and Remote Sensing, Vol. 43, No. 3, pp. 647-657, 2005. (2 MB PDF*)
  • I.S. Ashcraft and D.G. Long, "Observation and Characterization of Radar Backscatter over Greenland," IEEE Transactions on Geoscience and Remote Sensing, Vol. 43, No. 2, pp 237-246, 2005. (2.5 MB PDF*)
  • H. Stephen and D.G. Long, "Microwave Backscatter Modeling of Erg Surfaces in the Sahara Desert," IEEE Transactions on Geoscience and Remote Sensing, Vol. 43, No. 2, pp. 238-247, 2005. (833 kB PDF*)
  • D.G. Long, M.W. Spencer, and E.G. Njoku, "Spatial Resolution and Processing Tradeoffs for HYDROS: Application of Reconstruction and Resolution Enhancement Techniques," IEEE Transactions on Geoscience and Remote Sensing, Vol. 43, No. 1, pp. 3-12, 2005. (632 kB PDF*)
  • J. Etcheto, E.Dinnat, J. Boutin, A. Camps, J. Miller, S. Contardo, J. Wesson, J.Font, and D.G. Long, "Wind Speed Effect on L-band Brightness Temperature Inferred from EuroSTARRS and WISE 2001 Field Experiments," IEEE Transactions on Geoscience and Remote Sensing, Vol. 42, No. 10, pp. 2206-2213, 2004. (632 kB PDF*)
  • J. Haarpainter, R.T. Tonboe, D.G. Long and M. L. VanWoert, "Automatic Detection and Validity of the Sea Ice Edge: An Application of Enhanced Resolution QuikScat/SeaWinds Data," IEEE Transactions on Geoscience and Remote Sensing, Vol. 42, No. 7, pp. 1433-1443, 2004. (3.5 MB PDF*)
  • P.K. Yoho and D.G. Long, "Correlation and Covariance of Satellite Scatterometer Measurements," IEEE Transactions on Geoscience and Remote Sensing, Vol. 42, No. 6, pp. 1176-1187, 2004. (325 kB PDF*)
  • D.W. Draper and D.G. Long, "Simultaneous Wind and Rain Retrieval Using SeaWinds Data,” IEEE Transactions on Geoscience and Remote Sensing, Vol. 42, No. 7, pp. 1411-1423, 2004. (896 kB PDF*)
  • D.W. Draper and D.G. Long, "Assessing the Quality of SeaWinds Rain Measurements,” IEEE Transactions on Geoscience and Remote Sensing, Vol. 42, No. 7, pp. 1424-1432, 2004. (553 kB PDF*)
  • D.W. Draper and D.G. Long, "Evaluating the Effect of Rain on SeaWinds Scatterometer Measurements,” Journal of Geophysical Research, Vol. 109, No. C02005, doi:10.1029/2002JC001741, 2004. (1.1MB PDF*)
  • P.K. Yoho and D.G. Long, "An Improved Simulation Model for Spaceborne Scatterometer Measurements," IEEE Transactions on Geoscience and Remote Sensing, Vol. 41, No. 11, pp. 2692-2695, 2003. (280 kB PDF*)
  • Q.P. Remund and D.G. Long, "Large-scale Inverse Ku-band Backscatter Modeling of Sea Ice," IEEE Transactions on Geoscience and Remote Sensing, Vol. 41, No. 8, pp. 1821-1832, 2003. (2.3 MB PDF*)
  • D.W. Draper and D.G. Long, "An Advanced Ambiguity Selection Algorithm for SeaWinds," IEEE Transactions on Geoscience and Remote Sensing, Vol. 41, No. 3, pp. 538-547, 2003. (1.14 MB PDF*)
  • M.W. Spencer, W-Y Tsai, and D.G. Long, "High Resolution Measurements with a Spaceborne Pencil-Beam Scatterometer Using Combined Range/Doppler Discrimination Techniques," IEEE Transactions on Geoscience and Remote Sensing, Vol. 41, No. 3, pp. 567-581, 2003. (803 kB PDF*)
  • D.W. Draper and D.G. Long, "An Assessment of SeaWinds on QuikSCAT Wind Retrieval," Journal of Geophysical Research, Vol. 107, No. C12, pp. 3212-3226, Dec. 2002. (800 kB PDF*)
  • D.G. Long, Jarom Ballantyne, and C. Bertoia, "Is the Number of Icebergs Really Increasing?" EOS, Transactions of the American Geophysical Union, Vol. 83, No. 42, pp 469 & 474, 15 Oct. 2002. (620 kB PDF*)
  • Y. Zhao, A.K. Liu, and D.G. Long, "Validation of Sea Ice Motion from QuikSCAT with Those from SSM/I and Buoy," IEEE Transactions on Geoscience and Remote Sensing, Vol. 40, No. 6, pp. 1241-1246, 2002. (325 kB PDF*)
  • B.E. Barrowes and D.G. Long, "Evaluation of a Compound Probability Model with Tower-Mounted Scatterometer Data," IEEE Transactions on Geoscience and Remote Sensing, Vol. 40, No.1, pp. 42-49, 2002. (239 kB PDF*)
  • D.G. Long, M.R. Drinkwater, B. Holt, S. Saatchi, and C. Bertoia, "Global Ice and Land Climate Studies Using Scatterometer Image Data," EOS, Transaction of the American Geophysical Union, Vol. 82, No. 43, pg. 503, 23 Oct. 2001. (4.1 MB PDF*) Includes EOS Electronic Supplement: http://www.agu.org/eos_elec/010126e.html
  • R.R. Forster, D.G. Long, K.C. Jezek, S.D. Drobot, and M.R. Anderson, "The Onset of Arctic Sea-Ice Snowmelt as Detected with Passive- and Active-microwave Remote Sensing," Annals of Glaciology, Vol. 33, pp. 85-93, 2001. (768 kB PDF*)
  • M.R. Drinkwater, D.G. Long, and A.W. Bingham, "Greenland Snow Accumulation Estimates from Scatterometer Data," Journal of Geophysical Research, PARCA Special Issue, Vol. 106, No. D24, pp. 33935-33950, 2001. (4.6 MB PDF*)
  • D.S. Early and D.G. Long, "Image Reconstruction and Enhanced Resolution Imaging from Irregular Samples," IEEE Transactions on Geoscience and Remote Sensing, Vol. 39, No. 2, pp. 291-302, 2001. (325 kB PDF*)
  • Q.P. Remund, D.G. Long, and M.R. Drinkwater, "An Iterative Approach to Multisensor Sea Ice Classification," IEEE Transactions on Geoscience and Remote Sensing, Vol. 38, No. 4, pp. 1843-1856, 2000. (343 kB PDF*)
  • D.G. Long and M.R. Drinkwater, "Azimuth Variation in Microwave Scatterometer and Radiometer Data Over Antarctica," IEEE Transactions on Geoscience and Remote Sensing, Vol. 38, No. 4, pp. 1857-1870, 2000. (343 kB PDF*)
  • M.W. Spencer, C. Wu, and D.G. Long, "Improved Resolution Backscatter Measurements with the SeaWinds Pencil-Beam Scatterometer," IEEE Transactions on Geoscience and Remote Sensing, Vol. 38, No. 1, pp.89-104, 2000. (393 kB PDF*)
  • T. Oliphant and D.G. Long, "Accuracy of Scatterometer-Derived Winds Using the Cramer-Rao Bound," IEEE Transactions on Geoscience and Remote Sensing, Vol. 37, No. 6, pp. 2642-2652, 1999. (271 kB PDF*)
  • J. Zec, W.L. Jones, and D.G. Long, "NSCAT Normalized Radar Backscattering Coefficient Biases Using Homogenous Land Targets," Journal of Geophysical Research, Vol. 104, No. C5, pp. 11557-11568, 1999. (3.2 MB PDF*)
  • W-Y Tsai, J.E. Graf, C. Winn, J.N. Huddleston, S. Dunbar, M.H. Freilich, F.J. Wentz, D.G. Long, and W.L. Jones, "Postlaunch Sensor Verification and Calibration of the NASA Scatterometer," IEEE Transactions on Geoscience and Remote Sensing, Vol. 37, No. 3, pp. 1517-1542, 1999. (1.2 MB PDF*)
  • D.G. Long and M.R. Drinkwater, "Cryosphere Applications of NSCAT Data," invited paper, IEEE Transactions on Geoscience and Remote Sensing, Vol. 37, No. 3, pp 1671-1684, 1999. (3.2 MB PDF*)
  • Q.P. Remund and D.G. Long, "Sea Ice Extent Mapping Using Ku band Scatterometer Data,"  Journal of Geophysical Research, Vol. 104, No. C5, pp. 11515-11527, 1999. (1.6 MB PDF*)
  • A.E. Gonzales and D.G. Long, "An Assessment of NSCAT Ambiguity Removal," Journal of Geophysical Research, Vol. 104, No. C5, pp. 1149-11457, 1999. (234 kB PDF*)
  • P.E. Johnson and D.G. Long, "The Probability Density of Spectral Estimates Based on Modified Periodogram Averages,"  IEEE Transactions on Signal Processing, Vol. 47, No. 5, pp 1255-1261, 1999. (277 kB PDF*)
  • D.G. Long, Quinn P. Remund, and D.L. Daum, "A Cloud-Removal Algorithm for SSM/I Data,"  IEEE Transactions on Geoscience and Remote Sensing, Vol. 37, No. 1, pp 54-62, 1999. (428 kB PDF*)
  • J. Graf, C. Sasaki, C. Winn, W.T. Liu, W. Tsai, M. Freilich and D.G. Long, "NASA Scatterometer Experiment," Acta Astronautica, Vol. 43, No. 7-8, pp. 377-407, 1998.(1.8 MB PDF*)
  • D.G. Long and D.L. Daum, "Spatial Resolution Enhancement of SSM/I Data," IEEE Transactions on Geoscience and Remote Sensing, Vol. 36, No. 2, pp. 407-417, Mar. 1998. (507 kB PDF*)
  • D.S. Early and D.G. Long, "Azimuth Modulation of C-band Scatterometer sigma-0 Over Southern Ocean Sea Ice," IEEE Transactions on Geoscience and Remote Sensing, Vol. 35, No. 5, pp. 1201-1209, 1997. (341 kB PDF*)
  • D.G. Long and M.W. Spencer, "Radar Backscatter Measurement Accuracy for a Spaceborne Pencil-Beam Wind Scatterometer with Transmit Modulation," IEEE Transactions on Geoscience and Remote Sensing, Vol. 35, No. 1, pp. 102-114, Jan. 1997. (599 kB PDF*)
  • M.W. Spencer, C. Wu, and D.G. Long, "Tradeoffs in the Design of a Spaceborne Scanning Pencil-beam Scatterometer," IEEE Transactions on Geoscience and Remote Sensing, Vol. 35, No. 1, pp. 115-126, Jan. 1997. (324 kB PDF*)
  • D.G. Long, R.S. Collyer, R. Reed, and D.V. Arnold, "Dependence of the Normalized Radar Cross Section of Water Waves on Bragg Wavelength--Wind Speed Sensitivity," IEEE Transactions on Geoscience and Remote Sensing, Vol. 34, No. 3, pp. 656-666, May 1996. (1 MB PDF*)
  • D.G. Long and G.B. Skouson, "Calibration of Spaceborne Scatterometers Using Tropical Rainforests," IEEE Transactions on Geoscience and Remote Sensing, Vol. 34, No. 2, pp. 413-424, Mar. 1995. (1.4 MB PDF*)
  • P. J. Hardin and D. G. Long, "Integrating Reconstructed Scatterometer and AVHRR Data for Tropical Forest Inventory," Optical Engineering, Vol. 34, No. 11, pp. 3146-3153, Nov. 1995. Invited. (960 kB PDF*)
  • P. J. Hardin and D. G. Long "Discriminating Between Tropical Vegetation Formations Using Reconstructed High-Resolution Seasat-A Scatterometer Data," Photogrammetric Engineering and Remote Sensing, Vol. 60, No. 12, pp. 1453-1462, Dec. 1994. (2.4 MB PDF*)
  • D. G. Long and M.R. Drinkwater, "Greenland Ice-sheet Surface Properties Observed by the Seasat-A Scatterometer at Enhanced Resolution," Journal of Glaciology, Vol. 40, No. 135, pp. 213-230, 1994. (1.9 MB PDF*)
  • D. G. Long and P. Hardin, "Vegetation Studies of the Amazon Basin Using Enhanced Resolution Seasat Scatterometer Data," IEEE Transactions on Geoscience and Remote Sensing, Vol. 32, No. 2, pp. 449-460, Mar. 1994. (1.3 MB PDF*)
  • M. R. Drinkwater, D. G. Long, and D.S. Early, "Enhanced Resolution ERS-1 Scatterometer Imaging of Southern Ocean Sea Ice," ESA Journal, Vol. 17, pp. 307-322, 1994. (2.7 MB PDF*)
  • M. R. Drinkwater, D. G. Long, and D.S. Early, "Enhanced Resolution ERS-1 Scatterometer Imaging of Antarctic Ice," Earth Observation Quarterly, No. 43, pp. 4-6, 1994. (81 kB PDF*)
  • D. G. Long, "Modeling Near-Surface Oceanic Winds," IASTED Journal of Modeling and Simulation, pp. 156-161, Vol. 13, No. 4, 1993. (516 kB PDF*)
  • D. G. Long, "Wind Field Model-Based Estimation of SEASAT Scatterometer Winds," Journal of Geophysical Research, Vol. 98, No. C8, pp. 14,651-14,668, 1993. (2.6 MB PDF*)
  • D. G. Long, P. Hardin, and P. Whiting, "Resolution Enhancement of Spaceborne Scatterometer Data," IEEE Transactions on Geoscience and Remote Sensing, Vol. 31, No. 3, pp. 700-715, May 1993. (2.0 MB PDF*)
  • D. G. Long and D. Arnold, "Observational Research in Air/Sea Interaction," Invited Paper, Remote Sensing Reviews, Vol. 8, pp. 189-194, 1993.
  • F. Naderi, M. H. Freilich, and D. G. Long, "Spaceborne Radar Measurement of Wind Velocity Over the Ocean--An Overview of the NSCAT Scatterometer System", invited paper, Proceedings of the IEEE, pp. 850-866, Vol. 79, No. 6, June 1991. (1.6 MB PDF*)
  • D. G. Long and J. M. Mendel, "Identifiability in Wind Estimation from Wind Scatterometer Measurements," IEEE Transactions on Geoscience and Remote Sensing, Vol. 29, No. 2, pp. 268-276, 1991.(817 kB PDF*)
  • S. J. Shaffer, R.S. Dunbar, S. V. Hsiao, and D.G. Long, "A Median-Filter-Based Ambiguity Removal Algorithm for NSCAT," IEEE Transactions on Geoscience and Remote Sensing, Vol. 29, No. 1, pp. 167-174, Jan. 1991. (716 kB PDF*)
  • D. G. Long and J. M. Mendel, "Model-Based Estimation of Wind Fields over the Ocean From Scatterometer Measurements Part I: The Wind Field Model," IEEE Transactions on Geoscience and Remote Sensing, Vol. 28. No. 2, pp. 349-360, May 1990. (932 kB PDF*)
  • D. G. Long and J. M. Mendel, "Model-Based Estimation of Wind Fields over the Ocean From Scatterometer Measurements Part II: Estimation of the Model Parameters," IEEE Transactions on Geoscience and Remote Sensing, Vol. 28. No. 2, pp. 361-373, May 1990. (1.2 MB PDF*)
  • D. G. Long, "Exact Computation of the Unwrapped Phase of a Finite-Length Time Series," IEEE Transactions on Acoustics, Speech, and Signal Processing, Vol. 36, No. 11, pp. 1787-1790, Nov. 1988.(356 kB PDF*)
  • D. G. Long, C-Y Chi, and F. K. Li, "The Design of an Onboard Digital Doppler Processor for a Spaceborne Scatterometer," IEEE Transactions on Geoscience and Remote Sensing, Vol. 26, No. 6, pp. 869-878, Nov. 1988. (849 kB PDF*)
  • C-Y Chi, D. G. Long, and F. K. Li, "Roundoff Noise Analysis for Digital Signal Power Processors Using Welch's Spectrum Estimation," IEEE Transactions on Acoustics, Speech, and Signal Processing, Vol. ASSP-35, No. 6, June 1987. (829 kB PDF*)
  • C-Y Chi, D. G. Long and F. K. Li, "Radar Backscatter Measurement Accuracies Using Digital Doppler Processors in Spaceborne Scatterometers," IEEE Transactions on Geoscience and Remote Sensing, Vol. GE-24, No. 3, May 1986. (675 kB PDF*)

Books

Book Chapters

  • W. D. Blair, M.A. Richards, and D.G. Long, "Radar Measurements," in M.A. Richards (ed.), Principles of Modern Radar, SciTech Publishers, 2010. (www.scitechpub.com/pomr)
  • D.G. Long, "Microwave Sensors - Active and Passive," in M.W. Jackson, R.R. Jensen and S.A. Morain (eds), Manual of Remote Sensing, Volume 1: Earth Observing Platforms and Sensors, 4th Edition, American Society for Photogrammetry and Remote Sensing, Bethesda, Maryland, 119 pp., 2008. (808 kB PDF*)
  • D.G. Long, "Reconstruction and Resolution Enhancement Techniques for Microwave Sensors," in C.H. Chen, Frontiers of Remote Sensing Information Processing, World Scientific Publishing Co., 2003. (1.25 MB PDF*)
  • D.P. Winebrenner, D.G. Long, and B. Holt, "Automatable Observation of Seasonal Transitions on Arctic Sea Ice Using Synthetic Aperture Radar," in C. Tsatsoulis and R. Kwok (eds), Recent Advances in the Analysis of SAR for Studies in the Polar Oceans, Springer-Verlager, pgs. 129-144, 1998. (6.1 MB PDF*)
  • D.W. Parry, D.V. Arnold, D.G. Long, S.R. Woodward, "The Dead Sea Scrolls and New Technological Advances: DNA, Electronic Database, and Imaging Radar," for P.W. Flint and J.C. Vanderkam (eds.), The Dead Sea Scrolls Jubilee Collection, E.J. Brill, 1998. (11 MB PDF*)

Selected Conference Papers

  • C. Stringham and D.G. Long, "Improved Processing of the CASIE SAR Data," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1389-1392, Vancover, Canada, 2011. (1 MB PDF*)
  • C. Stringham, D.G. Long, B. Wicks, G. Ramsey, "Digital Receiver Design for an Offset IF LFM-CW SAR," IEEE Radar Conference 2011, pp. 960-964, doi:10.1109/RADAR.2011.5960678, Kansas City, MO, 2011. (1.6 MB PDF*)
  • R. Lindsley and D.G. Long, "Estimating Surface Oil Extent from the Deepwater Horizon Oil Spill using ASCAT Backscatter," IEEE Radar Conference 2011, pp. 559-563, doi:10.1109/RADAR.2011.5960599, Kansas City, MO, 2011. (964 kB PDF*)
  • E. Zaugg, D. Long, M. Edwards, M. Fladeland, R. Kolyer, I. Crocker, J. Maslanik, U. Herzfeld, and B. Wallin, "Using the MicroASAR on the NASA SIERRA UAS in the Characterization of Arctic Sea Ice Experiment," IEEE Radar Conference 2010, pp. 271-276, doi:10.1109/RADAR.2010.5494611, 10-14 May 2010. (2.3 MB PDF*)
  • B.A. Williams and D.G. Long, "Scatterometer Image Reconstruction from Aperture-Filtered Samples," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1835-1838, Honolulu, Hawaii, 2010. (371 kB PDF*)
  • M. Owen and D.G. Long, "Towards Baysian Estimator Selection for QuikSCAT Wind and Rain Estimation," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1331-1334, Honolulu, Hawaii, 2010. (147 kB PDF*)
  • M. Owen and D.G. Long, "Towards an Improved Wind and Rain Backscatter Model for ASCAT," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 2531-2534, Honolulu, Hawaii, 2010. (132 kB PDF*)
  • D.G. Long, E. Zaugg, M. Edwards and J. Maslanik, "The MicroASAR Experiment on CASIE-09," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 3466-3469, Honolulu, Hawaii, 2010. (2.7 MB PDF*)
  • R. Lindsley and D.G. Long, "Adapting the SIR Algorithm to ASCAT," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 3402-3405, Honolulu, Hawaii, 2010. (124 kB PDF*)
  • K. Stuart and D.G. Long, "Iceberg Size and Orientation Estimation using SeaWinds," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 2394-2397, Honolulu, Hawaii, 2010. (377 kB PDF*)
  • E. Zaugg, D. Long, M. Edwards, M. Fladeland, R. Kolyer, I. Crocker, J. Maslanik, U. Herzfeld, and B. Wallin, "Utilizing the microASAR on the SIERRA UAS for NASA's Characterization of Arctic Sea Ice Experiment," Proc. SPIE 7669, doi:10.1117/12.850230, 2010. (1.8 MB PDF*)
  • E.C. Zaugg and D.G. Long, "Coherent Multi-Frequency-Band Resolution Enhancement for Synthetic Aperture Radar," Proceedings of the International Geoscience and Remote Sensing Symposium, Cape Town, South Africa, 2009. (773 kB PDF*)
  • D.G. Long, "Spatial Resolution Enhancement of Cassini Titan Radar Mapper Data," Proceedings of the 2009 IEEE Radar Conference, 6 pp., Pasadena, CA, 4-8 May 2009. (1.2 MB pdf*)
  • B.A. Williams, M.P. Owen, and D.G. Long, "The Ultra High Resolution QuikSCAT Product," Proceedings of the 2009 IEEE Radar Conference, 6 pp., Pasadena, CA, 4-8 May 2009. (1.3 MB pdf*)
  • D.G. Long, R. Milliff, and E. Rodriguez, "The TropSat Mission: An Observatory for Mesoscale Convective System Processes in the Global Tropics," Proceedings of the 2009 IEEE Radar Conference, 6 pp., Pasadena, CA, 4-8 May 2009. (673 kB pdf*)
  • M.C. Edwards, E.C. Zaugg, D.G. Long, R. Christiansen, and A. Margulis, "A Small, Manned Aircraft as a Testbed for Radar Sensor Development," in "Defense, Security+Sensing," Proceedings of SPIE, Vol. 7308, 7 pp., 12 Apr 2009. (1 MB PDF*)
  • B.A. Williams and D.G. Long, "Rain and Wind Estimation from SeaWinds in Hurricanes at Ultra High Resolution," Proceedings of the International Geoscience and Remote Sensing Symposium, Vol. II, pp. 664-667, Boston, MA, 6-11 Jul., 2008. (287 kB PDF*)
  • M. Edwards, D. Madsen, C. Stringham, A. Margulis, B. Wicks, and D.G. Long, "microASAR: A Small, Robust LFM-CW SAR for Operation on UAVs and Small Aircraft," Proceedings of the International Geoscience and Remote Sensing Symposium, Vol. V, pp. 514-517, Boston, MA, 6-11 Jul., 2008. (418 kB PDF*)
  • B.A. Gunn and D.G. Long, "Spatial Resolution Enhancement of AMSR Tb Images Based on Measurement Local Time of Day," Proceedings of the International Geoscience and Remote Sensing Symposium, Vol. III, pp. 33-36, Boston, MA, 6-11 Jul., 2008. (441 kB PDF*)
  • B. Lambert and D.G. Long, "Monitoring Changes in the Antarctic Ice Sheet from 1978 to 2007," Proceedings of the International Geoscience and Remote Sensing Symposium, Vol. IV, pp. 335-338, Boston, MA, 6-11 Jul., 2008. (258 kB PDF*)
  • A. Plagge, D. Vandemark, and D. Long, "Validation and Evaluation of QuikSCAT Ultra-High Resolution Wind Retrieval in the Gulf of Maine," Proceedings of the International Geoscience and Remote Sensing Symposium, Vol. IV, pp. 204-207, Boston, MA, 6-11 Jul., 2008. (267 kB PDF*)
  • E.C. Zaugg and D.G. Long, "Along-Track Resolution Enhancement for Wide-Bandwidth, Low-Frequency SAR by Accounting for the Wavelength Change over the Bandwidth," Proceedings of the International Geoscience and Remote Sensing Symposium, Vol. IV, pp. 1272-1275, Boston, MA, 6-11 Jul., 2008. (773 kB PDF*)
  • M.P. Owen and D.G. Long, "Progress Toward Validation of QuikSCAT Ultra-High-Resolution Rain Rates Using TRMM PR," Proceedings of the International Geoscience and Remote Sensing Symposium, Vol. IV, pp. 299-302, Boston, MA, 6-11 Jul., 2008. (386 kB PDF*)
  • K.M. Stuart and D.G. Long, "Analysis of Antarctic Iceberg and Sea Ice Melting Patterns Using QuikSCAT," Proceedings of the International Geoscience and Remote Sensing Symposium, Vol. V, pp. 192-195, Boston, MA, 6-11 Jul., 2008. (1.1 MB PDF*)
  • C. Nie and D.G. Long, "RADARSAT ScanSAR Wind Retrieval and Rain Effects on ScanSAR Measurements under Hurricane Conditions," Proceedings of the International Geoscience and Remote Sensing Symposium, Vol. II, pp. 493-496, Boston, MA, 6-11 Jul., 2008. (235 kB PDF*)
  • F. Said and D.G. Long, "Effectiveness of QuikSCAT's Ultra High Resolution Images in Determining Tropical Storm Eye Location," Proceedings of the International Geoscience and Remote Sensing Symposium, Vol. I, pp. 351-354, Boston, MA, 6-11 Jul., 2008. (995 kB PDF*)
  • E.C. Zaugg and D.G. Long, "Improved SAR Motion Compensation without Interpolation," Proceedings of EUSAR 2008: 7th European Conference on Synthetic Aperture Radar, pp. 347-350, Friedrichshafen, Germany, 2-6 June 2008. (660 kB PDF*)
  • M.L. Wilsonk D.L. Von Berg, M. Kruer, N. Holt, S.A. Anderson, D.G. Long, Y. Margulis, "DUSTER:dmonstration of an integrated LWIR-VNIR-SAR imaging system," Proc. SPIE 6946, doi:10.1117/12.777984, 2008.
  • C. Nie and D.G. Long, "RADARSAT ScanSAR Wind Retrieval under Hurricane Conditions," in J. Butler and J. Ziong, eds. "Earth Observations Systems VII", Proceedings of SPIE, Vol. 6677, doi:10.1117/12.732600, 10 pp., 26-28 Aug 2007. (1.3 MB PDF*)
  • B.R. Lambert and D.G. Long, "Seasonal and Interannual Variations in Antarctic Backscatter Signature from 1999 to 2006 as Observed by QuikSCAT," in J. Butler and J. Ziong, eds. "Earth Observations Systems VII", Proceedings of SPIE, Vol. 6677, doi:10.1117/12.732455, 9 pp., 26-28 Aug 2007. (909 KB PDF*)
  • M.P. Owen, K.M. Stuart, and D.G. Long, "Ultra-High-Resolution Near-Coastal Wind Retrieval for QuikSCAT", in R. Foulin, ed. "Coastal Ocean Remote Sensing," Proceedings of SPIE, Vol. 6680, doi:10.1117/12.732681, 12 pp., 26-27 Aug 2007. (2.6 MB PDF*)
  • B.A. Williams and D.G. Long, "Hurricane Wind Field Estimation from SeaWinds at Ultra High Resolution," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1075-1078, Barcelona, Spain, 23-28 Jul. 2007. (first place student paper contest) (489 KB PDF*)
  • E.C. Zaugg and D.G. Long, "Full Motion Compensation for LFM-CW Synthetic Aperture Radar," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 5198-5201, Barcelona, Spain, 23-28 Jul. 2007. (613 KB PDF*)
  • C. Nie and D.G. Long, "Simultaneous Wind and Rain Retrieval for ERS," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 4455-4458, Barcelona, Spain, 23-28 Jul., 2007. (1.8 MB PDF*)
  • E.C. Zaugg, D.L. Hudson, and D.G. Long, "The BYU microSAR: A Small, Student-Built SAR for UAV Operation," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 411-414, Denver, Colorado, 31 Jul. - 4 Aug. 2006. (3rd place, student paper contest) (839 kB PDF*)
  • B.A. Williams and D.G. Long, "An Improved High Resolution Wind Ambiguity Removal Procedure for SeaWinds," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 2643-2646, Denver, Colorado, 31 Jul. - 4 Aug. 2006. (720 kB PDF*)
  • D.L. Hudson, J. Piepmeier, and D.G. Long, "Polarization Rotation Correction in Radiometry: An Extended Error Analysis," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 2305-2308, Denver, Colorado, 31 Jul. - 4 Aug. 2006. (313 kB PDF*)
  • D.G. Long, "Ultra High Resolution Rain Retrieval from QuikSCAT Data," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 4113-4116, Denver, Colorado, 31 Jul. - 4 Aug. 2006. (2.0 MB PDF*)
  • R.R. Halterman and D.G. Long, "A Comparison of Hurricane Eye Determine Using Standard and Utra-High Resolution QuikSCAT Winds," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 4117-4120, Denver, Colorado, 31 Jul. - 4 Aug. 2006. (330 kB PDF*)
  • D.R. Hicks and D.G. Long, "Diurnal Melt Detection on Arctic Sea Ice Using Tandem QuikSCAT and SeaWinds Data," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 4112-4114, Denver, Colorado, 31 Jul. - 4 Aug. 2006. (1.0 MB PDF*)
  • B. Lambert and D.G. Long, "A Large-Scale Ku-band Backscatter Model of the East-Antarctic Megadune Field," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 3832-3834, Denver, Colorado, 31 Jul. - 4 Aug. 2006. (171 kB PDF*)
  • C. Nie and D.G. Long, "The Effect of Rain on ERS Scatterometer Measurements," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 4119-4121, Denver, Colorado, 31 Jul. - 4 Aug. 2006. (1.1 MB PDF*)
  • L. Li, P. Gaiser, E. Twarog, D.G. Long and M. Albert, "WindSat Polarimetric View of Greenland," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 3807-3810, Denver, Colorado, 31 Jul. - 4 Aug. 2006. (623 kB PDF*)
  • V. Torsekar, T. Kasparis, W.L. Jones, K. Ahmad, and D.G. Long, "Oceanic Rain Identification using Multi-Fractal Analysis of QuikSCAT Sigma-0", Proc. OCEANS 2005 MTS/IEEE, pp. 2656-2663, Washington, D.C., 20-22 Sept. 2005. (430 kB PDF*)
  • L. Kunz and D.G. Long, "Melt Detection in Antarctic Ice-Sheets Using Spaceborne Scatterometers and Radiometers," Proceedings of the Geoscience and Remote Sensing Symposium, Anchorage, Alaska, pp. 117-120, 20-24 Sept. 2004. (120 kB PDF*)
  • H. Stephen and D.G. Long, "Analysis of Scatterometer Observations of Saharan Ergs Using a Simple Rough Facet Model," Proceedings of the International Geoscience and Remote Sensing Symposium, Anchorage, Alaska, pp. 1534-1537, 20-24 Sept. 2004. (221 kB PDF*)
  • S.H. Chan, R.R. Halterman, and D.G. Long, "Cross-Validation of Jason-1 and QuikSCAT Wind Speeds," Proceedings of the IEEEE Geoscience and Remote Sensing Symposium, Anchorage, Alaska, pp. 2730-2733, 20-24 Sept. 2004. (197 kB PDF*)
  • D.G. Long, "Reconstruction of High Resolution Ocean Wind Vectors from Low Resolution Scatterometer Measurements", Proceedings of SPIE Vol. 5562 Image Reconstruction from Incomplete Data III, ed. P.J. Bones, M.A. Fiddy, and R.P. Millane (SPIE, Bellingham, WA), pp. 196-207, 2004. (1.48 MB PDF*)
  • E.L. McHugh, D.G. Long, and C. Sabine, "Applications of Ground-Based Radar to Mine Slope Monitoring," ASPRS Annual Conference Proceedings, 12 p., Denver, Colorado, May 23-28, 2004. (1.47 MB PDF*)
  • D.W. Draper and D.G. Long, "Simultaneous Wind and Rain Measurements from SeaWinds Data," in Proceedings of SPIE Vol. 5155 Ocean Remote Sensing and Imaging II, ed. R.J. Frouin, G.D. Filbert, D. Pan (SPIE, Bellingham, WA), pp. 226-237, 2003.
  • D.G. Long and J.B. Luke, "High Resolution Wind Retrieval for SeaWinds," in Proceedings of SPIE Vol. 5155 Ocean Remote Sensing and Imaging II, ed. R.J. Frouin, G.D. Filbert, D. Pan (SPIE, Bellingham, WA), pp. 216-225, 2003. (2.9 MB PDF*)
  • S. Gutierrez and D.G. Long, "Application of Optical Flow and Scale Space Methods to Sea-Ice Motion in Antarctica," in Proceedings of SPIE Vol. 5155 Ocean Remote Sensing and Imaging II, ed. R.J. Frouin, G.D. Filbert, D. Pan (SPIE, Bellingham, WA), pp. 249-256, 2003. (282 KB PDF*)
  • D.G. Long, I.S. Ashcraft, and J.B. Luke, "Radar Scatterometer Observations of Sastrugi on the Great Ice Sheets," in Proceedings of SPIE Vol. 5151 Earth Observing Systems VIII, William L. Barnes, Editor, (SPIE, Bellingham, WA) pp. 85-93, Aug. 2003. (703 kB PDF*)
  • I.S. Ashcraft and D.G. Long, "The Spatial Response Function of SeaWinds Backscatter Measurements," in Proceedings of SPIE Vol. 5151 Earth Observing Systems VIII, William L. Barnes, Editor, (SPIE, Bellingham, WA) pp. 609-618, Aug. 2003. (1.14 MB PDF*)
  • D.G. Long, J.B. Luke and W. Plant, "Ultra High Resolution Wind Retrieval for SeaWinds," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1264-1266, Toulouse, France, 21-25 July 2003. (1.8 MB PDF*)
  • H. Stephen and D.G. Long, "Surface Statistics of Saharan Sand Dunes Derived from Scatterometer Measurements," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1549-1551, Toulouse, France, 21-25 July 2003. (1.64 MB PDF*)
  • I.S. Ashcraft and D.G. Long, "Increasing Temporal Resolution in Greenland Ablation Estimation Using Passive and Active Microwave Data," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1604-1606, Toulouse, France, 21-25 July 2003. (1.47 MB PDF*)
  • I.S. Ashcraft and D.G. Long, "Relating Microwave Backscatter Azimuth Modulation to Surface Properties of the Greenland Ice Sheet," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1610-1612, Toulouse, France, 21-25 July 2003. (1.58 MB PDF*)
  • H.S. Anderson and D.G. Long, "Polar Sea Ice Mapping Using SeaWinds Data," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 71-73, Toulouse, France, 21-25 July 2003. (1.37 MB PDF*)
  • S. Gutierrez and D.G. Long, "Optical Flow and Scale-Space Methods and Applications in Sea-Ice Motion in Antarctica," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 2805-2807, Toulouse, France, 21-25 July 2003. (1.5 MB PDF*)
  • W.J. Plant, R. Foster, H. Graber, W.M. Drennan, L. Mahrt, V. Irisov, and D.G. Long, "Comparison of Wind Vectors and Air-Sea Temperature Differences Measured During SHOWEX," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 242-244, Toulouse, France, 21-25 July 2003. (1.36 MB PDF*)
  • M.R. Drinkwater and D.G. Long, "Satellite Wind Scatterometer Estimates of Greenland Snow Accumulation," Proceedings: Progress in Electromagnetics Research Symposium, Cambridge, Mass. 1-5 July 2002.
  • D.G. Long, "High Resolution Wind Retrieval from SeaWinds," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 751-753, Toronto, Canada, 24-28 June 2002. (221 kB PDF*)
  • D.G. Long, M. Drinkwater and B. Holt, "The Scatterometer Climate Record Pathfinder," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1509-1511, Toronto, Canada, 24-28 June 2002. (328 kB PDF*)
  • S. Gutierrez and D.G. Long, "Computer Vision Applications to the Study of Sea-Ice Motion in Antarctica," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1512-1514, Toronto, Canada, 24-28 June 2002. (312 kB PDF*)
  • H. Stephen and D.G. Long, "Multi-spectral Analysis of the Amazon Basin using SeaWinds, ERS, Seasat Scatterometers, TRMM-PR and SSM/I," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1780-1782, Toronto, Canada, 24-28 June 2002. (833 kB PDF*)
  • D.W. Draper and D.G. Long, "Simulation of SeaWinds Measurements in the Presence of Rain Using Collocated TRMM PR Data," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1828-1830, Toronto, Canada, 24-28 June 2002. (514 kB PDF*)
  • W. Draper and D.G. Long, "Evidence of a Threshold Wind Speed in Tower-mounted Scatterometer Data," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1977-1979, Toronto, Canada, 24-28 June 2002. (1.1 MB PDF*)
  • H. Stephen and D.G. Long, "Azimuth Modulation of Backscatter from SeaWinds and ERS Scatterometers over the Saharo-Arbian Deserts," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 2808-2810, Toronto, Canada, 24-28 June 2002. ( 393 kB PDF*)
  • J. Ballantyne and D.G. Long, "A Multidecadal Study of the Number of Antarctic Icebergs Using Scatterometer Data," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 3029-3031, Toronto, Canada, 24-28 June 2002. (254 kB PDF*)
  • M.R. Drinkwater and D.G. Long, "Satellite Wind Scatterometer Estimates of Greenland Snow Accumulation," Proceedings: Progress in Electromagnetics Research Symposium, Cambridge, Mass. 1-5 July 2002.
  • D.G. Long and D.E. Early, "Comparison of Several Numerical Algorithms for Image Reconstruction from Irregular Samples," Optical Society of America Technical Digest: Signal Recovery and Synthesis, pp. 138-140, Albuquerque, New Mexico, 5-8 Nov. 2001.
  • R.O.W. Franz and D.G. Long, "Multidimensional Reconstruction from Irregular Samples," Optical Society of America Technical Digest: Signal Recovery and Synthesis, pp. 135-137, Albuquerque, New Mexico, 5-8 Nov. 2001.(120 kB PDF*)
  • I.S. Ashcraft and D.G. Long, "Using SeaWinds Resolution Enhanced Images for Large Scale Monitoring of the Earth’s Surface," 5th World Conference on Systemacs, Cybernetics, and Informatics (SCI 2001), Orlando, FL, 22-25 July 2001.
  • D.G. Long and I.S. Ashcraft, "SeaWinds Applications for Land and Ice Studies," in Earth Observing Systems IV, William L. Barnes, Editor, Proceedings of SPIE Vol. 4483, pp., 29 July -- 3 Aug 2001.
  • I.S. Ashcraft and D.G. Long, "SeaWinds Studies of Greenland," in Earth Observing Systems IV, William L. Barnes, Editor, Proceedings of SPIE Vol. 4483, pp., 29 July -- 3 Aug. 2001. (300 kB PDF*)
  • P.K. Yoho and D.G. Long, "Model-based ground station calibration for SeaWinds on QuikSCAT," in Earth Observing Systems IV, William L. Barnes, Editor, Proceedings of SPIE Vol. 4483, pp., 29 July -- 3 Aug. 2001.(330 kB PDF*)
  • D.G. Long, "High Resolution Wind Retrieval from SeaWinds," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 2187-2189, Sydney, Australia, 9-13 July 2001. (1.6 MB PDF*)
  • P.K. Yoho and D.G. Long, "Improved Timing Calibration of QuikSCAT," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1591-1593, Sydney, Australia, 9-13 July 2001. (1.3 MB PDF*)
  • P.K. Yoho and D.G. Long, "Validation of SeaWinds on QuikSCAT Cell Location," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 508-510, Sydney, Australia, 9-13 July 2001. (75 kB PDF*)
  • I.S. Ashcraft and D.G. Long, "Multi-Annual Changes in Microwave Backscatter over the Greenland Ice Sheet," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 958-960, Sydney, Australia, 9-13 July 2001. (652 kB PDF*)
  • I.S. Ashcraft and D.G. Long, "Azimuth Variation in Microwave Backscatter over the Greenland Icesheet," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1779-1781, Sydney, Australia, 9-13 July 2001. (312 kB PDF*)
  • D.W. Draper and D.G. Long, "An Advanced Point-wise Ambiguity Selection Algorithm: Application to SeaWinds," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 2190-2192, Sydney, Australia, 9-13 July 2001. (427 kB PDF*)
  • Q.P. Remund and D.G. Long, "Iterative Estimation of Antarctic Sea Ice Extent Using Seawinds Data," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 491-493, Hilton Hawaiian Village, Honolulu, Hawaii, 24-28 July 2000. (316 kB PDF*)
  • Q.P. Remund and D.G. Long, "Large-Scale Inverse Modeling of Microwave Backscatter from Sea Ice," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 494-496, Hilton Hawaiian Village, Honolulu, Hawaii, 24-28 July 2000. (347 kB PDF*)
  • D.G. Long, A.S. Fletcher, and D.W. Draper, "An Initial SeaWinds Ambiguity Removal Quality Assessment," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1036-1038, Hilton Hawaiian Village, Honolulu, Hawaii, 24-28 July 2000. (310 kB PDF*)
  • P.K. Yoho, A. Anderson, D.G. Long, J.P. Lux, J. Adama, and F. Cheng, "SeaWinds on QuikSCAT Calibration Using a Calibration Ground Station" Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1039-1041, Hilton Hawaiian Village, Honolulu, Hawaii, 24-28 July 2000. (332 kB PDF*)
  • L. Jones, R. Merhershahi, J. Zec, and D.G. Long, "SeaWinds on QuikScat Radiometric Measurements and Calibration," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1027-1029, Hilton Hawaiian Village, Honolulu, Hawaii, 24-28 July 2000. (264 kB PDF*)
  • J. Zec, L. Jones, and D.G. Long, "SeaWinds Beam and Slice Balance using data over Amazonian Rainforest," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 2215-2217, Hilton Hawaiian Village, Honolulu, Hawaii, 24-28 July 2000. (303 kB PDF*)
  • I.S. Ashcraft and D.G. Long, "SeaWinds Views Greenland," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1131-1133, Hilton Hawaiian Village, Honolulu, Hawaii, 24-28 July 2000. (337 kB PDF*)
  • D.G. Long, and M.A. Drinkwater, "Microwave Wind Direction Retrieval Over Antarctica," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1137-1139, Hilton Hawaiian Village, Honolulu, Hawaii, 24-28 July 2000. (389 kB PDF*)
  • D.G. Long, "Land and Ice Applications of SeaWinds Data," Proceedings of the International Geoscience and Remote Sensing Symposium, pp.1220-1222, Hilton Hawaiian Village, Honolulu, Hawaii, 24-28 July 2000. (437 kB PDF*)
  • H. Stephen and D.G. Long, "Study of Iceberg B10A Using Scatterometer Data," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1340-1342, Hilton Hawaiian Village, Honolulu, Hawaii, 24-28 July 2000. (328 kB PDF*)
  • H. Stephen, D.G. Long, and P.J. Hardin, "Vegetation Study of Amazon using QSCAT in Comparison with SASS, ESCAT, and NSCAT" Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 429-431, Hilton Hawaiian Village, Honolulu, Hawaii, 24-28 July 2000. (308 kB PDF*)
  • M.W. Spencer, W-Y Tsai, and D.G. Long, "High Resolution Scatterometry by Simultaneous Range/Doppler Discrimination," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 3166-3168, Hilton Hawaiian Village, Honolulu, Hawaii, 24-28 July 2000. (328 kB PDF*)
  • R.B. Lundgreen, D.G. Thompson, D.V. Arnold, D.G. Long, and G.F. Miner, "Initial Results of a Low-Cost SAR: YINSAR," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 3045-3047, Hilton Hawaiian Village, Honolulu, Hawaii, 24-28 July 2000. (286 kB PDF*)
  • M. Willis, B.D. Jeffs, and D.G. Long, "Maximum Entropy Image Restoration Revisited," IEEE Int. Conference on Image Processing, ICIP-2000, Vancouver, Canada, Sept. 10-13, 2000. (376 kB PDF*)
  • R.R. Forster, D.G. Long, K.C. Jezek, L.C. Smith, and D.E. Alsdorf, "The Onset of Arctic Sea-Ice Melt as Detected with Passive and Active Microwave Remote Sensing," IGS, 2000.
  • S.A. Boukabara, R.N. Hoffman, L. Jones, and D.G. Long, "Rainflag for QuikSCAT Using and Experimental Radiometric Product," Proceedings: Progress in Electromagnetics Research Symposium, Cambridge, Mass. 5-14 July 2000.
  • Q.P. Remund, D.G. Long, and M.R. Drinkwater "Multisensor Microwave Sea-Ice Classification," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1050-1052, Hamburg, Germany, 28 June - 2 July, 1999. (284 kB PDF*)
  • D.G. Long, B.E. Barrowes. and D.V. Arnold, "Radar Cross Section Dependence on Wind Speed," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1863-1865, Hamburg, Germany, 28 June - 2 July, 1999. (216 kB PDF*)
  • P.J. Hardin, R.R. Jensen, D.G. Long, and Q.P. Remund, "Testing Two Cloud Removal Algorithms for SSM/I," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1277-1279, Hamburg, Germany, 28 June - 2 July, 1999. (355 kB PDF*)
  • Q.P. Remund and D.G. Long, "Validation of the SIRF Resolution Enhancement Algorithm for Scatterometer Data Using SAR Imagery," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1309-1311, Hamburg, Germany, 28 June - 2 July, 1999. (274 kB PDF*)
  • G. Watt, P. Hardin, and D.G. Long, "Vegetation Classification Using Seasonal Variations at C- and Ku-band," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 782-784, Hamburg, Germany, 28 June - 2 July, 1999. (264 kB PDF*)
  • D.G. Thompson, D.V. Arnold, and D.G. Long, "YINSAR: a Compact Low-Cost Interferometric Synthetic Aperture Radar," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 598-600, Hamburg, Germany, 28 June - 2 July, 1999. (258 kB PDF*)
  • D.G. Thompson, J.S. Bates, D.V. Arnold, and D.G. Long, "Extending the Phase Gradient Autofocus Algorithm for Low-Altitude Stripmap Mode SAR," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 564-566, Hamburg, Germany, 28 June - 2 July, 1999. (217 kB PDF*)
  • M.W. Spencer and D.G. Long, "Characterization of Global Near-Nadir Backscatter for Remote Sensing Radar Design," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 440-442, Hamburg, Germany, 28 June - 2 July, 1999. (237 kB PDF*)
  • D.G. Thompson, A.E. Robertson, D.V. Arnold, and D.G. Long, "Multi-Baseline Interferometric SAR for Iterative Height Estimation," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 251-253, Hamburg, Germany, 28 June - 2 July, 1999. (274 kB PDF*)
  • I.S. Ashcraft, D.G. Long, A. Anderson, S. Richards, M. Spencer, and B. Jones, "Sigma-0 Retrieval from SeaWinds on QuikScat," in Earth Observing Systems IV, William L. Barnes, Editor, Proceedings of SPIE Vol. 3750, pp. 171-178, Denver, Colorado, 19-20 July 1999. (479 kB PDF*).
  • D.G. Long, "Status of the SeaWinds Scatterometer on QuikScat," in Earth Observing Systems IV, William L. Barnes, Editor, Proceedings of SPIE Vol. 3750, pp. 164-170, Denver, Colorado, 19-20 July 1999. (501 kB PDF*).
  • P.J. Hardin, K.D. Hansen, N.A. Currit, and D.G. Long, "Monitoring Bering Sea Ice Change Using Reconstructed NSCAT Imagery," in Earth Observing Systems IV, William L. Barnes, Editor, Proceedings of SPIE Vol. 3750, pp. 536-544, Denver, Colorado, 19-20 July 1999.
  • D.G. Long, G. Watt, and P.J. Hardin, "Vegetation Classification Using Seasonal Variations in Sigma-0," in Earth Observing Systems IV, William L. Barnes, Editor, Proceedings of SPIE Vol. 3750, pp. 545-556, Denver, Colorado, 19-20 July 1999. (793 kB PDF*).
  • P.J. Hardin, T. Wyllie-Echerverria, S. Wyllie-Echerverria, N. Curritt, D.G. Long, and R. Stehn, "First Steps to Yukon Delta Biophysical Modeling: Monitoring Sea Ice Change Using Reconstructed NSCAT Data," Proceedings of the Fifth International Conference on Remote Sensing for Marine and Coastal Environments, pp. II-206-II-213, San Diego, California, 5-7 Oct. 1998.
  • D.G. Long, "ADEOS Attitude Determination from NSCAT Measurements," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 654-656, Seattle, Washington, 6-10 July, 1998. (385 kB PDF*)
  • D.S. Early and D.G. Long, "Scatterometer Resolution Enhancement," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1970-1972, Seattle, Washington, 6-10 July, 1998. (451 kB PDF*)
  • D.G. Long, "Comparison of TRMM and NSCAT Observations of Surface Backscater Over the Amazon Rainforest," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1879-1881, Seattle, Washington, 6-10 July, 1998. (399 kB PDF*)
  • D.G. Long, "NSCAT Views Land and Ice," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1973-1975, Seattle, Washington, 6-10 July, 1998. (567 kB PDF*)
  • C.G. Brown and D.G. Long, "A Field-Wise Wind Retrieval Algorithm for Satellite Scatterometers," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 939-941, Seattle, Washington, 6-10 July, 1998. (309 kB PDF*)
  • A.E. Gonzales and D.G. Long, "An Algorithm to Assess the Accuracy of NASA Scatterometer Data," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 942-944, Seattle, Washington, 6-10 July, 1998. (314 kB PDF*)
  • A.E. Robertson, D.V. Arnold and D.G. Long, "Computer Simulation of Synthetic Aperture Radar Data," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1086-1087, Seattle, Washington, 6-10 July, 1998 (163 kB PDF*)
  • Q.P. Remund, D.G. Long and M.R. Drinkwater, "Polar Sea-Ice Classification Using Enhanced Resolution NSCAT Data," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1976-1978, Seattle, Washington, 6-10 July, 1998. (388 kB PDF*)
  • D.G. Thompson, J.S. Bates, D.V. Arnold, D.G. Long and A. Robertson, "Range Dependent Phase Gradient Autofocus," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 2634-2636, Seattle, Washington, 6-10 July, 1998. (349 kB PDF*)
  • Q.P. Remund and D.G. Long, "Sea Ice Mapping Algorithm for QuikSCAT and Seawinds," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1686-1688, Seattle, Washington, 6-10 July, 1998. (371 kB PDF*)
  • M.R. Drinkwater and D.G. Long, "Seasat, ERS-1/2 and NSCAT Scatterometer Observed Changes on the Large Ice Sheets," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 2252-2254, Seattle, Washington, 6-10 July, 1998. (517 kB PDF*)
  • G. Watt and D.G. Long, "Seasonal Comparison of C-Band and Ku-Band Backscatter Coefficients over Vegetation Regions," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1979-1981, Seattle, Washington, 6-10 July, 1998. (221 kB PDF*)
  • T.W. Karlinsey, D.E. Crockett, D.V. Arnold, D.G. Long and G.F. Miner, "The Design and Construction of Inexpensive RF Circuitry for an S-Band Synthetic Aperture Radar," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1689-1691, Seattle, Washington, 6-10 July, 1998. (273 kB PDF*)
  • P.E. Johnson and D.G. Long, "The Probability Distribution of NSCAT Measurements," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 968-970, Seattle, Washington, 6-10 July, 1998. (307 kB PDF*)
  • P.E. Johnson and D.G. Long, "Wind Bias from Sub-Optimal Estimation Due to Geophysical Modeling Error" Proceedings of the International Geoscience and Remote Sensing Symposium, Seattle, Washington, 6-10 July, 1998. (295 kB PDF*)
  • D.G. Thompson, D.V. Arnold, D.G. Long, G.F. Miner, M.A. Jensen, T.W. Karlinsey, A.E. Robertson, and J.S. Bates, "YINSAR: A Compact, Low-Cost Interferometric Synthetic Aperture Radar," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1920-1922, Seattle, Washington, 6-10 July, 1998. (402 kB PDF*)
  • M.W. Spencer, C. Wu, and D.G. Long, "High Resolution Surface Backscatter Measurements with the SeaWinds Pencil-Beam Scatterometer," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1991-1993, Seattle, Washington, 6-10 July, 1998. (293 kB PDF*)
  • D.G. Thompson, D.V. Arnold, D.G. Long, G.F. Miner, M.A, Jensen, T.W, Karlinsey, A.E. Robertson, and J.S. Bates, "YSAR and YINSAR: Compact, Low-Cost Synthetic Aperture Radars," EUSAR'98: Proceedings of the Euopean Conference on Synthetic Aperture Radar, pp. 27-30, Friedrichsafen, Germany, 25-27 May 1998. (608 kB PDF*)
  • P.J. Hardin, D.G. Long and R.R. Jensen "Characterizing Earth's Surface Using Moderate Resolution 14 GHz Scatterometer Imagery: Early Results from NSCAT Reconstruction," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1835-1837, Singapore, 4-8 August, 1997. (525 kB PDF*)
  • C.F. Emmett, R.R. Jensen, P.J. Hardin and D.G. Long, "Detecting Change in Equatorial Regions of Brazil Using Medium Resolution Satellite Imagery," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1557-1559, Singapore, 4-8 August, 1997. (407 kB PDF*)
  • P.J. Hardin, D.G. Long and R.R. Jensen "Reconstructed Imagery for Equatorial Monitoring: Combining AVHRR with Reconstructed NSCAT," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1563-1565, Singapore, 4-8 August, 1997. (525 kB PDF*)
  • P.E. Johnson and D.G. Long, "Backscatter Variability Observed in C-band and Ku-band Scatterometer Data," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1856-1858, Singapore, 4-8 August, 1997.(307 kB PDF*)
  • A.E. Gonzales and D.G. Long, "A Quality Assurance Algorithm for NASA Scatterometer Wind Ambiguity Removal," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 246-248, Singapore, 4-8 August, 1997. (349 kB PDF*)
  • C.G. Brown, P.E. Johnson and D.G. Long, "Wind Field Models and Model Order Selection for Wind Estimation," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1847-1849, Singapore, 4-8 August, 1997. (340 kB PDF*)
  • C.G. Brown and D.G. Long, "Global Optimization Algorithms for Field-Wise Scatterometer Wind Estimation," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 353-355, Singapore, 4-8 August, 1997. (347 kB PDF*)
  • D.E. Early and D.G. Long, "Enhanced Resolution Imaging from Irregular Samples," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1844-1846, Singapore, 4-8 August, 1997. (407 kB PDF*)
  • D.E. Early and D.G. Long, "Ice Classification in the Southern Ocean Using ERS-1 Scatterometer Data," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1838-1840, Singapore, 4-8 August, 1997. (468 kB PDF*)
  • Q.P. Remund and D.G. Long, "Automated Antarctic Ice Edge Detection Using NSCAT Data," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1841-1843, Singapore, 4-8 August, 1997. (466 kB PDF*)
  • D.G. Thompson, D.V. Arnold, D.G. Long, G.F. Miner, T.W. Karlinsey, and A.E. Robertson, "YSAR: A Compact, Low-Cost Synthetic Aperture Radar," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 386-388, Singapore, 4-8 August, 1997. (721 kB PDF*)
  • D.G. Long, "Status of the NASA Scatterometer," in Earth Observing Systems II, William Barns, Editor, Proceedings of SPIE 3117, pp. 72-80, San Diego, California, 27 July - 1 August, 1997.
  • D.G. Long and D.E. Early, "Enhanced Resolution ERS-1 Scatterometer Imaging with Irregular Samples," in Image Reconstruction and Restoration II, Timothy J. Schulz, ed., Proceedings of SPIE 3170, pp. 140-149, San Diego, California, 27 July - 1 August, 1997. (917 kB PDF*)
  • D.G. Long and T. Oliphant, "Wind Measurement Accuracy for the NASA Scatterometer," Proceedings of SPIE 3170, pp. 98-106, San Diego, California, 27 July - 1 August, 1997.
  • C.G. Brown, and D.G. Long, "Algorithms for Field-Wise Scatterometer Wind Estimation," in Earth Observing Systems II, William Barns, Editor, Proceedings of SPIE 3117, pp. 123-130, San Diego, California, 27 July - 1 August, 1997.
  • C.G. Brown, P.E. Johnson, S.L. Richards, and D.G. Long, "Wind Field Models and Classification," in Earth Observing Systems II, William Barns, Editor, Proceedings of the SPIE 3117, pp. 115-122, San Diego, California, 27 July - 1 August, 1997.
  • Q.P. Remund and D.G. Long, "Antarctic Ice Edge Detection Using NSCAT Data," in Earth Observing Systems II, William Barns, Editor, Proceedings of SPIE 3117, pp. 72-80, San Diego, California, 27 July - 1 August, 1997.
  • A.E. Gonzales and D. G. Long, "A Quality Assurance Algorithm for NASA Scatterometer Wind Retrieval," in Earth Observing Systems II, William Barns, Editor, Proceedings of SPIE 3117, pp. 107-114, San Diego, California, 27 July - 1 August, 1997.
  • D.G. Thompson, D.V. Arnold, D.G. Long, G.F. Miner, T.W. Karlinsey and A.E. Robertson, "YSAR: A Compact Low-Cost Synthetic Aperture Radar," Proceedings of SPIE 3160, San Diego, California, 27 July - 1 August, 1997.(652 kB PDF*)
  • J. Graff, C. Sasaki, C. Winn, W.T. Liu, W.Tsai, M. Freilich, and D.G. Long, "NASA Scatterometer Experiment," Proc. 47th International Astronautical Congress, IAF-96-B.3.P103, Beijing, China, Oct. 7-11, 1996.
  • D.G. Long and M.W. Spencer, "Performance Analysis for the SeaWinds Scatterometer," Proceedings of the International Geoscience and Remote Sensing Symposium, Lincoln, Nebraska, 27-31 May, pp. 1463-1465, 1996. (326 kB PDF*)
  • D.G. Long, R. Reed, and D.V. Arnold, "Statistics of Radar Backscatter from Wind Waves," Proceedings of the International Geoscience and Remote Sensing Symposium, Lincoln, Nebraska, 27-31 May, pp. 1475-1477, 1996. (441 kB PDF*)
  • D.G. Long, D.R. Daum, and P.J. Hardin, "Spatial Resolution Enhancement of SSM/I Data: Vegetation Studies of the Amazon Basin," Proceedings of the International Geoscience and Remote Sensing Symposium, Lincoln, Nebraska, 27-31 May, pp. 1606-1608, 1996. (527 kB PDF*)
  • D.S. Early and D.G. Long, "Error Characteristics of the SIR Resolution Enhancement Algorithm," Proceedings of the International Geoscience and Remote Sensing Symposium, Lincoln, Nebraska, 27-31 May, pp. 124-126, 1996. (303 kB PDF*)
  • P.J. Hardin, D.G. Long, and Q.P. Remund, "Discrminination of Africa's Vegetation Using Reconstructed ERS-1 Imagery," Proceedings of the International Geoscience and Remote Sensing Symposium, Lincoln, Nebraska, 27-31 May, pp. 827-829, 1996. (313 kB PDF*)
  • P.J. Hardin, D.G. Long, Q.P. Remund, and D.R. Daum, "A Comparison of Reconstructed Ku-band Scatterometry, C-Band Scatterometry, and SSM/I Imagery for Tropical Vegetation Classification," Proceedings of the International Geoscience and Remote Sensing Symposium, Lincoln, Nebraska, 27-31 May, pp. 848-850, 1996. (349 kB PDF*)
  • P.E. Johnson, D.G. Long, and T.E. Oliphant, "Geophysical Modeling Error in Wind Scatterometry," Proceedings of the International Geoscience and Remote Sensing Symposium, Lincoln, Nebraska, 27-31 May, pp. 1721-1723, 1996. (241 kB PDF*)
  • T.E. Oliphant and D.G. Long, "Cramer-Rao Bound for Wind Estimation from Scatterometer Measurements," Proceedings of the International Geoscience and Remote Sensing Symposium, Lincoln, Nebraska, 27-31 May, 1724-1726, 1996. (231 kB PDF*)
  • T.E. Oliphant and D.G. Long, "Development of a Statistical Method for Eliminating Improbable Wind Aliases in Scatterometer Wind Retrieval," Proceedings of the International Geoscience and Remote Sensing Symposium, Lincoln, Nebraska, 27-31 May, pp. 1715-1717, 1996. (281 kB PDF*)
  • D.G. Thompson, D.V. Arnold, D.G. Long, G.F. Miner, and T.W. Karlinsey, "YSAR: A Compact Low-Cost Synthetic Aperture Radar," Proceedings of the International Geoscience and Remote Sensing Symposium, Lincoln, Nebraska, 27-31 May, pp. 1892-1894, 1996. (746 kB PDF*)
  • C.J. Wilson and D.G. Long, "Analysis of the Canadian Boreal Forest using Enhanced Resolution ERS-1 Scatterometer Imagery," Proceedings of the International Geoscience and Remote Sensing Symposium, Lincoln, Nebraska, 27-31 May, pp. 218-220, 1996. (384 kB PDF*)
  • D.G. Long, B. Jarrett, D.V. Arnold, and J. Cano, "BYU SAR: A Low Cost Compact Synthetic Aperture Radar" Proceedings of the International Telemetry Conference, Las Vegas, Nevada, 28 Oct.-2 Nov., pp. 723-729, 1995.
  • R. Reed, D.G. Long, and D.V. Arnold, "Remote Operation of the YSCAT Scatterometer," Proceedings of the International Telemetry Conference, Las Vegas, Nevada, 28 Oct.-2 Nov., pp. 320-327, 1995.
  • D.G. Long, "Radar Backscatter Measurement Accuracy for Spaceborne Scanning Pencil-Beam Scatterometers," Proceedings of the International Telemetry Conference, Las Vegas, Nevada, 28 Oct.-2 Nov., pp. 328-335, 1995.
  • M. Rice and D.G. Long, "Teaching Communications with Telemetry Applications," Proceedings of the International Telemetry Conference, Las Vegas, Nevada, 28 Oct.-2 Nov., pp. 431-440, 1995.
  • D.G. Long, R. Reed, R.S. Collyer, and D.V. Arnold, "Radar Backscatter From a Wind Roughened Water Surface in the Bragg Regime," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 948-950, Firenze, Italy, July 10-14, 1995. (318 kB PDF*)
  • M.R. Drinkwater, D.G. Long, and D.S. Early, "Comparison of Variations in Seasonal Sea-Ice Formation in the South-Western Weddell Sea with Seasonal Bottom-Water Outflow Data," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 402-404, Firenze, Italy, July 10-14, 1995. (347 kB PDF*)
  • D.S. Early and D.G. Long, "A Study of C-Band Azimuthal Modulation over Antarctic Sea Ice using ERS-1," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 638-640, Firenze, Italy, July 10-14, 1995. (299 kB PDF*)
  • D.G. Long, "Enhanced Resolution ERS-1 Scatterometer Imaging of Southern Hemisphere Polar Ice," in Optical Remote Sensing of the Atmosphere, Vol. 2, 1995 OSA Technical Digest Series (Optical Society of America, Washington, D.C., 1995) pp. 52-55.
  • D.G. Long, "Wind Measurement Resolution for a Scanning Pencil Beam Scatterometer," Proceedings of the International Geoscience and Remote Sensing Symposium, Pasadena, California, August 8-12, pp. 948-950, 1994. (427 kB PDF*)
  • D.R. Daum, D.G. Long, and W.B. Davis, "Reconstruction Enhanced Resolution Images from Spaceborne Microwave Sensors," Proceedings of the International Geoscience and Remote Sensing Symposium, Pasadena, California, August 8-12, pp. 2231-2233, 1994. (235 kB PDF*)
  • R. Reed, D.G. Long, D.V. Arnold, and R.S. Collyer, "Initial Results from the Deployment of an Ultra-Wide Band Scatterometer," Proceedings of the International Geoscience and Remote Sensing Symposium, Pasadena, California, August 8-12, pp. 799-801, 1994. (379 kB PDF*)
  • J. Gunther and D.G. Long, "Models for the Near-Surface Oceanic Vorticity and Divergence," Proceedings of the International Geoscience and Remote Sensing Symposium, Pasadena, California, August 8-12, pp. 951-953, 1994. (407 kB PDF*)
  • D.G. Long, D.S. Early, and M.R. Drinkwater, "Enhanced Resolution ERS-1 Scatterometer Imaging of Southern Hemisphere Polar Ice," Proceedings of the International Geoscience and Remote Sensing Symposium, Pasadena, California, August 8-12, pp. 156-158, 1994. (366 kB PDF*)
  • D.S. Early, D.G. Long, and M.R. Dinkwater, "Comparison of Enhanced Resolution Images of Greenland from the ERS-1 and Seasat Scatterometers," Proceedings of the International Geoscience and Remote Sensing Symposium, Pasadena, California, August 8-12, pp. 2382- 2384, 1994. (282 kB PDF*)
  • M.R. Drinkwater, D.S. Early, and D.G. Long, "ERS-1 Investigations of Southern Ocean Sea Ice Geophysics Using Combined Scatterometer and SAR Images," Proceedings of the International Geoscience and Remote Sensing Symposium, Pasadena, California, August 8-12, pp. 165-167, 1994. (374 kB PDF*)
  • C. Wu, J. Graf, M.Freilich, D.G. Long, M. Spencer, W. Tsai, D. Lisman, and C. Winn, "The SeaWinds Scatterometer Instrument," Proceedings of the International Geoscience and Remote Sensing Symposium, Pasadena, California, August 8-12, pp. 1511-1515, 1994. (444 kB PDF*)
  • M.H. Freilich, D.G. Long, and M.W. Spencer, "SeaWinds: A Scanning Scatterometer for ADEOS II -- Science Overview," Proceedings of the International Geoscience and Remote Sensing Symposium, Pasadena, California, August 8-12, pp. 960-963, 1994. (543 kB PDF*)
  • D. G. Long, "An Enhanced Resolution Spaceborne Scatterometer," Proceedings of the International Telemetry Conference, pp. 555-562, Las Vegas, Nevada, 25-28 Oct. 1993.
  • D.G. Long and J. Gunther, "Recent Results in Model-Based Wind Retrieval," Proceedings of Oceans'93, pp. I1-I6, Victoria, British Columbia, Canada, 18-21 Oct. 1993. (450 kB PDF*)
  • D.G. Long and D. Early, "Sea Ice Observed at Enhanced Resolution by Spaceborne Scatterometers," Proceedings of Oceans'93, pp. I37-I42, Victoria, British Columbia, Canada, 18-21 Oct. 1993. (450 kB PDF*)
  • D.G. Long, D.A. Arnold and R. Reed, "An Ultra Wide Band Radar for the Study of Air/Sea Interaction," Proceedings of Oceans'93, pp. III25-III30, Victoria, British Columbia, Canada, 18-21 Oct. 1993. (257 kB PDF*)
  • D.G. Long and P.J. Hardin, "Studies of Greenland Using the Seasat Scatterometer," in Ground Sensing, Hatem N. Nasr, ed., Proc. of SPIE 1941, pp. 247-253, Orlando, Florida, April 14, 1993.
  • D.G. Long, "ASCAT: A Light-Weight, Low-Cost Scatterometer," in Microwave Instrumentation for Remote Sensing of the Earth, James C. Shiue, ed., Proc. SPIE 1935, pp. 28-38, Orlando, Florida, April 13-14, 1993. (989 kB PDF*)
  • D.G. Long, "High Resolution Spaceborne Scatterometry," in Microwave Instrumentation for Remote Sensing of the Earth, James C. Shiue, ed., Proc. SPIE 1935, pp. 17-27, Orlando, Florida, April 13-14, 1993.
  • D.G. Long and G.B. Skouson, "Calibration of Spaceborne Scatterometers Using the Amazon Tropical Rainforest," in Microwave Instrumentation for Remote Sensing of the Earth, James C. Shiue, ed., Proc. SPIE 1935, pp. 74-83, Orlando, Florida, April 13-14, 1993.
  • P.J. Hardin and D.G. Long, "Reconstructed High-Resolution Scatterometer Data: A Comparison with AVHRR Vegetation Index Images for Regional-Scale Monitoring of Tropical Rain Forest," in Ground Sensing, Hatem N. Nasr, ed., Proc. of SPIE 1941, pp. 247-253, Orlando, Florida, April 14, 1993.
  • P.J. Hardin and D.G. Long, "Comparison of C-Band and Ku-Band Scatterometry for Medium- Resolution Tropical Forest Inventory," in Ground Sensing, Hatem N. Nasr, ed., Proc. SPIE 1941, pp. 221-228, Orlando, Florida, April 14, 1993.
  • P.J. Hardin and D.G. Long, "Integration of SASS Ku-Band Imagery and AVHRR Imagery for Historical Tropical Forest Inventory," Proceedings of the Topical Symposium on Combined Optical-Microwave Earth and Atmospheric Sensing (COMEAS), Albeuquerque, New Mexico, March 22-25, pp. 232-235, 1993. (358 kB PDF*)
  • D.G. Long and D. Luke, "The Wavenumber Spectra of Scatterometer-derived Winds," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1005-1007, Houston, Texas, May 26-29, 1992. (411 kB PDF*)
  • D.G. Long, P. T. Whiting, and P. Hardin, "Hi-Resolution Land/Ice Imaging Using Seasat Scatterometer Measurements," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 440-442, Houston, Texas, May 26-29, 1992. (696 kB PDF*)
  • D.G. Long, R. Shaw, and P. Hardin, "Greenland Observed at High Resolution by the Seasat Scatterometer," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 327-329, Houston, Texas, May 26-29, 1992. (640 kB PDF*)
  • P. Hardin and D.G. Long, "Land Imaging with Reconstructed High Resolution Seasat-A Scatterometer Data: Amazon Experiment," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 992-995, Houston, Texas, May 26-29, 1992. (825 kB PDF*)
  • D.G. Long, "Modelling Near-Surface Oceanic Winds," Proceedings of the IASTED International Conference: Modelling and Simulation, pp. 64-68, Calgary, Alberta, Canada, July 16-19, 1991.
  • D.G. Long, "Finding the Global Minima of Objective Functions Using Modified Sturm Sequences," Proceedings of the International Conference on Acoustics, Speech, and Signal Processing, pp. 1617-1620, Toronto, Ontario, Canada, May 14-17, 1991. (478 kB PDF*)
  • D. G. Long, "System Engineering for Spaceborne Scatterometers," Proceedings of the 1990 International Conference on Systems Engineering, Las Vegas. Nevada, July 26-28, 1990.
  • D.G. Long, "Identifiability in Wind Estimation from Scatterometer Measurements," Proceedings of the International Geoscience and Remote Sensing Symposium, p. 553, Washington, D.C., May 20-24, 1990. (106 kB PDF*)
  • D.G. Long, "Model-Based Wind Field Estimation Using SeaSat Scatterometer Measurements," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 545-548, Washington, D.C., May 20-24, 1990. (337 kB PDF*)
  • D.G. Long, M.H. Freilich, D.F. Leotta, D.E. Noon, "A Scanning Scatterometer for the Eos Polar Platform," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 2447-2450, Washington, D.C., May 20-24, 1990. (340 kB PDF*)
  • D.G. Long and J. Mendel, "Model-based Estimation of Wind Fields Over the Ocean From Wind Scatterometer Measurements," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1462-1465, Vancover, B.C., July 1989. (390 kB PDF*)
  • D.G. Long, R. Scott Dunbar, S. Shaffer, M. Freilich, and S. Vincent Hsiao, "Results of a Study on Polarization Mix Selection for the NSCAT Scatterometer," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1478-1481, Vancover, B.C., July 1989. (339 kB PDF*)
  • S. Shaffer, R. Scott Dunbar, V. Hsiao, and D.G. Long, "Selection of Optimum Median-Filter- Based Ambiguity Removal Algorithm Parameters for NSCAT," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1454-1457, Vancover, B.C., July 1989. (312 kB PDF*)
  • D. Leotta and D.G. Long, "Probability Distribution of Wind Retrieval Error Versus True Wind Vector and Swath Location for the NASA Scatterometer," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 1466-1469, Vancover, B.C., July 1989. (356 kB PDF*)
  • D.G. Long, "Phase Unwrapping for Multidimensional Rational and Finite-Length Sequences," Proceedings of the International Conference on Acoustics, Speech, and Signal Processing, pp. 725-728, New York, New York, April 11-14, 1988. (322 kB PDF*)
  • D.G. Long, "An Exact Numerical Algorithm for Computing the Unwrapped Phase of a Finite- Length Sequence," Proceedings of the International Conference on Acoustics, Speech, and Signal Processing, pp. 1782-1785, New York, New York, April 11-14, 1988. (296 kB PDF*)
  • D.G. Long and J. Mendel, "Model-based Estimation of Wind Fields Over the Ocean From Wind Scatterometer Measurements," Proceedings of the International Geoscience and Remote Sensing Symposium, pp. 553-556, Edinburgh, Scotland, Aug. 1988. (402 kB PDF*)
  • C-Y Chi, D.G. Long and F.K. Li, "Roundoff Noise Analysis for Digital Signal Power Processors in Radar Scatterometers," Proceedings of the International Geoscience and Remote Sensing Symposium, 1986.
  • F. Li, C. Winn, D. Long and C. Guey, "NROSS Scatterometer -- An Instrument for Global Oceanic Wind Observations," Proceedings of SPIE, Vol. 481, pp. 193-197, 1984. (348 kB PDF*)

Selected Other Publications

  • D. Long, "Radar, Scatterometers", 4 pp., in E. Njoku, Encylopedia of Remote Sensing, Springer, 2014.
  • D. Long, "Calibration, Scatterometers", 4 pp., in E. Njoku, Encylopedia of Remote Sensing, Springer, 2014.
  • M. Vernet, K.L Smith Jr., A.O Cefarelli, J.J. Helly, R.S. Kaufmann, H. Lin, D.G. Long, A.E. Murry, B.H. Robison, H.A. Ruhl, T.J. Shaw, A.D. Sherman, J. Sprintall, G.R. Stephenson Jr., K.M. Stuart, B.S. Twining, "Islands of Ice: Influence of Free-Drifting Antarctic Icebergs on Pelagic Marine Ecosystems", Oceanography, Vol 25, No. 3, pp. 38-39, doi:10.5670/oceanog.2012.72, 2012. (1.6 MB PDF*)
  • D.G. Long, "Comments on Hilbert Transform-Based Signal Analysis", BYU Microwave Earth Remote Sensing Laboratory internal report, MERS04-001, 3 Feb. 2004.
  • P.E. Johnson and D.G. Long, "The Probability Distribution of NSCAT Measurements", BYU Microwave Earth Remote Sensing Laboratory internal report, MERS99-05, 20 March 1999.
  • D.G. Long, ed., "Current Progress in Ku-Band Model Functions", NSCAT Science Working Team Report, available as a BYU Microwave Earth Remote Sensing Laboratory internal report, MERS96-002, August 1996.
  • P.E. Johnson and D.G. Long, "Correspondences between Electromagnetic Wave Theory and Shallow Water Theory," BYU Microwave Remote Sensing Laboratory, 1995. (3.5 MB PDF*)
  • D.G. Long, "Extension of the L&M Wind Model", BYU Microwave Earth Remote Sensing Laboratory internal report, MERS94-009, 16 July 1994.
  • D.G. Long, "Book Review of Array Signal Processing by J. Justice, N. Owsley, J. Yen, and A. Kak," IEEE Transactions on Acoustics, Speech, and Signal Processing, Vol. ASSP-33, No. 4, Oct. 1985.
  • D.G. Long, Model-Based Estimation of Wind Fields Over the Oceans From Wind Scatterometer Measurements, Ph.D. Dissertation, University of Southern California, Los Angeles, California, 1989. (5.4 MB PDF*)

Patents

  • U.S. Patent 8,581,772. D.G. Long and S.J. Preston, "Method, Apparatus, and System to Remotely Acquire Information from Volumes in a Snowpack," issued 12 Nov. 2012. (2.1 MB PDF)
  • U.S. Patent 8,576,111. R.L. Smith, C. Harris, D.G. Long, A.E. Robertson, A.R. Harper, B.T. Quist, and J.M. Hintze, "Synthetic Aperture Radar system and Methods," issued 5 Nov. 2013. (1.5 MB PDF)

  • *note: access to selected PDF files are provided as a convenient public service under fair-use copyright restrictions. Copyright is retained by the original owner.

    Last revised: Sep 2014