Annual Report for Fiscal Year 2012:
"IMPROVING NEXRAD DATA Data Quality Algorithm Progress"
Annual Report for Fiscal Year 2011:
"IMPROVING NEXRAD DATA Data Quality Algorithm Progress"
Annual Report for Fiscal Year 2010:
"IMPROVING NEXRAD DATA Data Quality Algorithm Progress"
Annual Report for Fiscal Year 2009:
"IMPROVING NEXRAD DATA Data Quality Algorithm Progress"
Annual Report for Fiscal Year 2008:
"IMPROVING NEXRAD DATA Data Quality Algorithm Progress"
ERAD 2008 (Fifth European Conference on Radar in Meteorology and Hydrology)
"The uncertainty of Zdr calibration"
"Real time mitigation of ground clutter"
25th Conference on International Interactive Information and Processing Systems (IIPS) for Meteorology, Oceanography, and Hydrology
"Real Time identification and filtering of ground clutter"
"A simplified approach to staggered PRT clutter filtering"
"Performance of a Proposed Hybrid Spectrum Width Estimator for the NEXRAD ORDA"
Annual Report for Fiscal Year 2007:
"IMPROVING NEXRAD DATA Data Quality Algorithm Progress"
Differential Reflectivity Calibration for NEXRAD FY2007 Interim Report
Annual Report for Fiscal Year 2006:
"IMPROVING NEXRAD DATA Data Quality Algorithm Progress"
Conference Papers:
Dixon, M., C. Kessinger, and J. Hubbert, 2006: Echo classification within the spectral domain to discriminate ground clutter from meteorological targets, Preprints-CD, 22nd International Conference on Interactive Information and Processing Systems (IIPS) for Meteorology, Oceanography, and Hydrology, American Meteorological Society, Atlanta, GA, 30 January-2 February 2006.
Ellis, S.M., C. Kessinger, J. Van Andel, M. Dixon, and J. Hubbert, 2006: Enhancements in clutter/precipitation discrimination for the WSR-88D, Preprints-CD, 22nd International Conference on Interactive Information and Processing Systems (IIPS) for Meteorology, Oceanography, and Hydrology, American Meteorological Society, Atlanta, GA, 30 January-2 February 2006.
Hubbert, J.C., G. Meymaris, S. Ellis, and M. Dixon, 2006: Application and issues of SZ phase coding for NEXRAD, Preprints-CD, 22nd International Conference on Interactive Information and Processing Systems (IIPS) for Meteorology, Oceanography, and Hydrology, American Meteorological Society, Atlanta, GA, 30 January-2 February 2006.
Hubbert, J.C., and M. Dixon, 2006: "Real time mitigation of anomalous propagation clutter", ERAD, Sept., Barcelona, Spain.
Annual Report for Fiscal Year 2005: "NEXRAD Data Quality: SZ Phase Coding Enhancements and Radar Echo Classification Advances"
Conference Papers:
Dixon, M., C. Kessinger, and J. Hubbert, 2005: Echo classification and spectral processing for the discrimination of clutter from weather, Preprints-CD, 32nd International Conference on Radar Meteorology, American Meteorological Society, Albuquerque, NM, 24-29 October 2005.
Ellis, S.M., M. Dixon, G Meymaris, S. Torres and J. Hubbert, 2005: Radar range and velocity ambiguity mitigation: Censoring methods for the SZ-1 and SZ-2 phase coding algorithms. Preprints-CD, 21st International Conference on Interactive Information and Processing Systems (IIPS) for Meteorology, Oceanography, and Hydrology, American Meteorological Society, San Diego, CA, 9-13 January 2005.
Hubbert, J.C., G. Meymaris, M. Dixon, and S. Ellis, 2005: Data quality improvements using SZ phase coding, Preprints-CD, 32nd International Conference on Radar Meteorology, American Meteorological Society, Albuquerque, NM, 24-29 October 2005.
Kessinger et al. 2005: The AP ground clutter mitigation scheme for the WSR-88D, Preprints-CD, 21st International Conference on Interactive Information and Processing Systems (IIPS) for Meteorology, Oceanography, and Hydrology, American Meteorological Society, San Diego, CA, 9-13 January 2005.
Kessinger, C., S. Ellis, and J. Van Andel, 2005: Improvements in RPG clutter/precipitation discrimination for the WSR-88D, Preprints-CD, 32nd International Conference on Radar Meteorology, American Meteorological Society, Albuquerque, NM, 24-29 October 2005.
Meymaris, G., J. Hubbert, S. Ellis, and M. Dixon, 2005: Evaluation of the SZ(8/64) phase code algorithm: Some operational considerations, Preprints-CD, 32nd International Conference on Radar Meteorology, American Meteorological Society, Albuquerque, NM, 24-29 October 2005.
Annual Report Fiscal Year 2004: "NEXRAD Data Quality Optimization"
NEXRAD Range-Velocity Mitigation: SZ1 Comparison Study Report
Conference papers:
Hubbert, J.C., S. Ellis, M. Dixon, and G. Meymaris, 2004: Range-velocity ambiguity mitigation via phase coding: experimental results. Proceedings of ERAD (2004): 45-50.
Hubbert, J. C., S. Ellis, M. Dixon and G. Meymaris 2004: Experimental Evaluation of SZ(8/64) Phase Coding with Censoring for Range-Velocity Ambiguity Mitigation, Proceedings of RADAR 2004, SEE, Toulouse, France
Kessinger, C., S. Ellis, J. Van Andel, J. Yee and J. Hubbert, 2004: Current and future plans for the AP Clutter Mitigation Scheme. 20th International Conference on Interactive Information and Processing Systems (IIPS) for Meteorology, Oceanography, and Hydrology, American Meteorological Society, Seattle, WA, 12-15 January 2004.
Meymaris et al. 2004, "Data quality control for the SZ(8/64) phase code for the mitigation of range and velocity ambiguities in the WSR-88D", 20th IIPS Conference Paper
Ellis, S., C. Kessinger, J. Van Andel, and J. Keeler, 2003: Mitigating ground clutter contamination in the WSR-88D. 19th International Conference on Interactive Information and Processing Systems (IIPS) for Meteorology, Oceanography, and Hydrology, American Meteorological Society, Long Beach, CA, 9-13 February 2003.
Kessinger, C., S. Ellis, and J. Van Andel, 2003: The radar echo classifier: A fuzzy logic algorithm for the WSR-88D. 3rd Conference on Artificial Applications to the Environmental Science, American Meteorological Society, Long Beach, CA, 9-13 February 2003.
Kessinger, C., S. Ellis, J. Van Andel, and J. Yee, 2003: The AP clutter mitigation scheme for the WSR-88D. Preprints, 31st International Conference on Radar Meteorology, AMS, 6-12 August 2003, Seattle, WA, p. 526-529.
Ellis, S., C. Kessinger, J. Van Andel, and R.J. Keeler, 2002: Mitigating ground clutter contamination in the WSR-88D. Proc. Open Symposium on Propagation and Remote Sensing, URSI Commission-F, Garmisch-Partenkirchen, Germany, 12 - 15 Feb, 2002.
Kessinger, C., S. Ellis, and J. Van Andel, 2002: NEXRAD Data Quality: An update on the AP clutter mitigation scheme. Preprints, 18th International Conference on Interactive Information and Processing Systems (IIPS) for Meteorology, Oceanography, and Hydrology, American Meteorological Society, Orlando, 13-17 January 2002, p. 127-129.
Ellis S.M., 2001: Compensating reflectivity for clutter filter bias in the WSR-88D. Preprints, 17th International Conference on Interactive Information and Processing Systems (IIPS) for Meteorology, Oceanography, and Hydrology, American Meteorology Society, Albuquerque, 14-18 January 2001, p. 142-145.
Kessinger, C., S. Ellis, and J. Van Andel, 2001: NEXRAD Data Quality Enhancements: The AP Clutter Mitigation Scheme. Preprints, 30th International Conference on Radar Meteorology, AMS, Munich, Germany, 19-25 July 2001, p 707-709.
Kessinger, C., and J. Van Andel, 2001: The Radar Echo Classifier for the WSR-88D. Preprints, 17th International Conference on Interactive Information and Processing Systems (IIPS) for Meteorology, Oceanography and Hydrology, AMS, Albuquerque, NM, 14-18 January 2001, p 137-141.
Kessinger, C., S. Ellis, and J. Van Andel, 2001: NEXRAD Data Quality Enhancements: The AP Clutter Mitigation Scheme. 30th International Conference on Radar Meteorology, AMS, Munich, Germany, 19-25 July 2001.
M. Robinson*, M. Steiner*, D.B. Wolff*, C. Kessinger, and R.A. Fulton*, 2001: Radar Data Quality Control: Evaluation of several algorithms based on accumulating rainfall statistics. Preprints, 30th International Conference on Radar Meteorology, AMS, Munich, Germany, 19-25 July 2001, p 274-276.
Van Andel, J., 2001: Radar echo classifier algorithm development using Python. Preprints, 30th International Conference on Radar Meteorology, American Meteorological Society, Munich, Germany, 19-24 July 2001, p. 704-707.
Kessinger, C., S. Ellis, J. Van Andel, D. Ferraro, R.J. Keeler, 2000: NEXRAD Data Quality Optimization, FY-00 Annual Report. Submitted to the NOAA Operational Support Facility, Norman, OK, 125 pp.
Robinson, M., M. Steiner, D.B. Wolff, B.S. Ferrier, and C.Kessinger, 2000: Evaluation of various radar data quality control algorithms based on accumulated radar rainfall statistics. Poster presented at the Spring Meeting of the American Geophysical Union, Washington, DC, 30 May-3 June 2000.
Steiner, M., J.A. Smith, M. Robinson, D.B. Wolff, C. Kessinger, J. Van Andel, D.J. Seo and R.A. Fulton, 2000: Evaluation of various radar data quality control algorithms based on accumulated radar rainfall statistics. Poster presented at the TRMM U.S. Science Team Meeting, Greenbelt, MA, 30 October - 2 November 2000.
Van Andel, Joseph, 2000: Lessons learned in developing PERP (Python Environment for Radar Processing). Preprints, 8th International Python Conference, 24-27 January 2000, Arlington, Virginia.
Keeler, R.J., C. Kessinger, S. Ellis, and J. VanAndel, 1999: Implementation of NEXRAD AP clutter mitigation scheme, Preprints, 29th Conference on Radar Meteorology, Montreal, Canada, 12-16 July, American Meteorology Society.
Kessinger, C., S. Ellis, J. Van Andel, D. Ferraro, R.J. Keeler, 1999: NEXRAD Data Quality Optimization, FY-99 Annual Report. Submitted to the NOAA Operational Support Facility, Norman, OK, 113 pp.
Kessinger, C., S. Ellis and J. VanAndel, 1999: A fuzzy logic AP clutter detection algorithm for the WSR-88D, Preprints, 29th Conference on Radar Meteorology, Montreal, Canada, 12-16 July, American Meteorology Society.
Kessinger, C., C. Frush, and S. Ellis, 1999: Preliminary experiments with AP clutter recognition using WSR-88D data collected with the A1DA time-series recorder. Preprints, 15th Conference on Interactive Information and Processing Systems (IIPS) for Meteorology, Oceanography and Hydrology, Dallas, Texas, 11-15 January, American Meteorological Society.
Kessinger, C., S. Ellis, and J. VanAndel, 1999: An algorithm to detect anomalously- propagated ground clutter for the WSR-88D. Preprints, 15th Conference on Interactive Information and Processing Systems (IIPS) for Meteorology, Oceanography and Hydrology, Dallas, Texas, 11-15 January, American Meteorological Society.
Kessinger, C., S. Ellis, and J. VanAndel, 1999: Detection of anomalously-propagated ground clutter using fuzzy logic. URSI Conference, Boulder, CO, 4-8 January.
Steiner, M., ..., C. Kessinger, 1999: Comparison and assessment of radar data quality control algorithms, Preprints, 29th Conference on Radar Meteorology, Montreal, Canada, 12-16 July, American Meteorology Society.
VanAndel, J., C. Kessinger, and D. Ecoff, 1999: Implementation of an AP clutter analysis tool, Preprints, 29th Conference on Radar Meteorology, Montreal, Canada, 12-16 July, American Meteorology Society.
Vivekanandan, J., D.S. Zrnic, S. M. Ellis, R. Oye, A.V. Ryzhkov, and J. Straka, 1999: Cloud microphysics retrieval using S-band dual-polarization radar measurements. Bulletin of the American Meteorological Society, 80, 381-388.
Kessinger, C., S. Ellis, J. Van Andel, D. Ferraro, R.J. Keeler, 1998: NEXRAD Data Quality Optimization, FY-98 Annual Report. Submitted to the NOAA Operational Support Facility, Norman, OK, 154 pp.
Pratte, F., D. Ecoff, J. Van Andel, and R.J. Keeler, 1997: AP clutter mitigation in the WSR-88D. Preprints, 28th Radar Meteor. Conf., AMS, Austin, TX, 7-12 Sep. 1997.
Cornelius, R., R. Gagnon, and F. Pratte, 1995: Optimization of WSR-88D Clutter Processing and AP Clutter Mitigation. Final Report submitted to the NOAA WSR-88D Operations Support Facility (OSF), 182 pp.
Hubbert, J.C., S. Ellis, M. Dixon, and G. Meymaris, 2004: Range-velocity ambiguity mitigation via phase coding: experimental results. Proceedings of ERAD (2004): 45-50.
Hubbert, J. C., S. Ellis, M. Dixon and G. Meymaris 2004: Experimental Evaluation of SZ(8/64) Phase Coding with Censoring for Range-Velocity Ambiguity Mitigation, Proceedings of RADAR 2004, SEE, Toulouse, France
Meymaris, G., S. Ellis, J. Hubbert, and M. Dixon, 2004: Data quality control for the SZ(8/64) phase code for the mitigation of range and velocity ambiguities in the WSR-88D. 20th International Conference on Interactive Information and Processing Systems (IIPS) for Meteorology, Oceanography, and Hydrology, American Meteorological Society, Seattle, WA, 12-15 January 2004.
Hubbert, J.C., G. Meymaris, R.J. Keeler, 2003: Range-velocity mitigation via SZ phase coding with experimental S-band radar data. Preprints, 31st International Conference on Radar Meteorology, AMS, 6-12 August 2003, Seattle, WA, p. 727-729.
Hubbert, J.C., G. Meymaris, R.J. Keeler, 2003: Range-velocity mitigation via SZ phase coding for NEXRAD WSR-88D radars. IGARSS-2003, IEEE, Toulouse, France, 21-25 July 2003.
Keeler, R.J., J. Hubbert, and J. Lutz, 2003: NEXRAD data quality enhancement with spectral processing on NCAR's S-Pol radar. IGARSS-2003, IEEE, Toulouse, France, 21-25 July 2003.
Frush, C., R.J. Doviak, M. Sachidananda, and D.S. Zrnić, (2002): Application of the SZ Phase Code to Mitigate Range-Velocity Ambiguities in Weather Radars, Journal of Atmospheric and Oceanic Technology, Vol. 19, p. 413-430.
Ellis, S., G. Meymaris, and C. Frush, 2002: Overview of range and velocity ambiguity mitigation using the SZ(8/64) phase code. Preprints, 18th International Conference on Interactive Information and Processing Systems (IIPS) for Meteorology, Oceanography, and Hydrology, American Meteorological Society, Orlando, 13-17 January 2002, p. 130-132.
Frush, C.L., and R.J. Doviak, 2001: Range ambiguity mitigation for NEXRAD using SZ phase coding. Preprints, 30th International Conference on Radar Meteorology, American Meteorological Society, Munich, Germany, 19-24 July 2001, p. 698-700.
Frush, C.F., and J. Daughenbaugh, 1999: Reduction of radar range ambiguities: A performance evaluation, Preprints, 15th International Conference on Interactive Information and Processing Systems (IIPS) for Meteorology, Oceanography, and Hydrology, American Meteorological Society, Dallas, TX.
Sachidananda, M., D.S. Zrnic, R.J. Doviak, and S. Torres, 1998: Signal Design and Processing Techniques for WSR-88D Ambiguity Resolution, Part 2, National Severe Storms Laboratory, June 1998, 105 pp.
Torres, S., 1998: Ground clutter canceling with a regression filter. NSSL Report, 1998
Sachidananda, M., and D.S. Zrnic, 1997: Phase coding for resolution of range ambiguities in Doppler weather radar, Preprints, 28th Conference on Radar Meteorology, American Meteorology Society, Austin, TX, 246.
Sachidananda, M., D.S. Zrnic, and R.J. Doviak, 1997: Signal Design and Processing Techniques for WSR-88D Ambiguity Resolution, Part 1, National Severe Storms Laboratory.