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Found 348 results
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A
Aldoretta, E. J., D. Link, K. A. Twedt, and X. Xiong, "Assessment of the on-orbit MODIS SRCA spectral uncertainty", Proc. SPIE, Earth Observing Systems XXIII, vol. 10764, pp. 1076412, 2018.
Aldoretta, E. J., K. A. Twedt, A. Angal, H. Chen, and X. Xiong, "On-orbit performance of the Terra and Aqua MODIS solar diffuser stability monitor", Proc. SPIE, Earth Observing Systems XXIII, vol. 10764, pp. 107641O, 2018.
Angal, A., X. Xiong, N. Lei, and K. Twedt, "Comparison of the MODIS and VIIRS on-board SD and SDSM performance", Proc. SPIE, Earth Observing Systems XXIII, vol. 10764, pp. 107641V, 2018.
Angal, A., J. Brinkmann, S. A. Kumar, and X. Xiong, "Cross-calibration of the Oceansat-2 Ocean Colour Monitor (OCM) with Terra and Aqua MODIS", Proc. of SPIE Earth Observing Missions and Sensors: Development, Implementation, and Characterization IV, vol. 9881, 2016.
Angal, A., X. Xiong, and T. Wilson, "Intercomparison of Terra and Aqua MODIS using unscheduled lunar observations", Proc. SPIE - Sensors, Systems, and Next-Generation Satellites XXII, vol. 10785, pp. 107851T, 2018.
Angal, A., X. Xiong, A. Wu, H. Chen, X. Geng, D. Link, Y. Li, A. Wald, and J. Brinkmann, "On-orbit Performance and Calibration Improvements for the Reflective Solar Bands of Terra and Aqua MODIS", Proc. of SPIE Earth Observing Missions and Sensors: Development, Implementation, and Characterization IV, vol. 9881, 2016.
Angal, A., T. Choi, G. Chander, A. Wu, and X. Xiong, "Using the Sonoran Desert test site to track the long-term radiometric stability of the Landsat TM/ETM+ and MODIS sensors, Atmospheric and Environmental Remote Sensing Data Processing and Utilization V: Readiness for GEOSS III", Proc. SPIE, vol. 7456, no. 745606, 2009.
Angal, A., X. Xiong, J. McIntire, N. Chen, and H. Oudrari, "Prelaunch and on-orbit electronic calibration for Earth-observing instruments", Proc. SPIE, Earth Observing Missions and Sensors: Development, Implementation, and Characterization V, vol. 10781, pp. 107811D, 2018.
Angal, A., X. Xiong, X. Geng, and J. Sun, "Monitoring the Terra and Aqua MODIS RSB calibration using scattered light from the Nadir-port ", Proc. SPIE 9218, Earth Observing Systems XIX, 92181J, 2014.
Angal, A., T. Choi, G. Chander, and X. Xiong, "Monitoring On-orbit Stability of the Terra MODIS and Landsat 7 ETM+ Reflective Solar Bands Using the Railroad Valley Playa, Nevada (RVPN) Test Site", Proc. IEEE International Geoscience and Remote Sensing Symposium, vol. 4, pp. IV-1364-1367, 2008.
Angal, A., N. Mishra, X. Xiong, and D. L. Helder, "Cross-calibration of Landsat 5 TM and Landsat 8 OLI with Aqua MODIS using PICS ", Proc. SPIE 9218, Earth Observing Systems XIX, 92180K, 2014.
Angal, A., A. Wu, X. Xiong, X. Geng, D. Link, and H. Chen, "On-orbit performance of the MODIS SWIR bands", Proc. SPIE 9264, Earth Observing Missions and Sensors: Development, Implementation, and Characterization III, 92641Q, 2014.
Angal, A., A. Wu, N. Che, and X. Xiong, Monitoring the Terra MODIS Reflective Solar Bands On-orbit Short-Term Stability, 2007.
Angal, A., H. Chen, T. Choi, X. Geng, J. Sun, B. N. Wenny, and X. Xiong, "An overview of MODIS RSB Calibration and the Look-up-table delivery process", Proc. SPIE 8528, Earth Observing Missions and Sensors: Development, Implementation and Characterization II, 85280L, 2012.
Angal, A., X. Xiong, G. Chander, T. Choi, and A. Wu, "Using the Pseudo-Invariant CEOS Reference Standard Test Sites for Calibration Stability Monitoring", Proceedings of CALCON 2010, 2010.
Angal, A., S. A. Kumar, X. Xiong, K. A. S. Kumar, V. K. Dadhwal, and T. Choi, "Using CEOS reference standard targets to assess the on-orbit performance of Resourcesat-2 AWiFS in comparison with Terra MODIS", Proc. SPIE 8528, Earth Observing Missions and Sensors: Development, Implementation and Characterization II, 85280K, 2012.
Angal, A., X. Geng, T. Wilson, A. Wu, and X. Xiong, "Status of MODIS Instruments and Calibration Improvements", Proceedings of the AGU, 2016.
Angal, A., G. Chander, T. Choi, A. Wu, and X. Xiong, "The use of the Sonoran Desert as a Pseudo-invariant Site for Optical Sensor Cross-Calibration and Long-Term Stability Monitoring", IEEE, pp. 1656-1659, 2010.
Angal, A., J. Brinkmann, N. Mishra, D. Link, X. Xiong, and D. L. Helder, "Cross-calibration of the reflective solar bands of Terra MODIS and Landsat 7 Enhanced Thematic Mapper plus over PICS using different approaches ", Proc. SPIE 9639, Sensors, Systems, and Next-Generation Satellites XIX, 963911, 2015.
Angal, A., J. Sun, X. Geng, M. Chu, and X. Xiong, "Assessment of the MODIS RSB detector differences using earth-view targets ", Proc. SPIE 8866, Earth Observing Systems XVIII, 88661T, 2013.
B
Barnes, W., X. Xiong, and V. Salomonson, "Status of Terra MODIS and Aqua MODIS", Proc. IEEE International Geoscience and Remote Sensing Symposium, pp. 970-972, 2002.
Barnes, W., X. Xiong, and V. Salomonson, "MODIS instrument status and operational activities, Earth Observing Systems IX", Proc. SPIE, vol. 5542, pp. 14-23, 2004.
Barnes, W., and V. Salomonson, "MODIS: A Global Image Spectroradiometer for the Earth Observing System", Proc. of SPIE 10269 - Optical Technologies for Aerospace Sensing: A Critical Review, vol. CR47, pp. 285-307, 1992.
Barnes, R. A., S. Brown, K. Lykke, B. Guenther, X. Xiong, and J. Butler, "Comparison of two methodologies for calibrating satellite instruments in the visible and near infrared", Proceedings of SPIE – Earth Observing Missions and Sensors: Development, Implementation, and Characterization, vol. 7862, no. 78620C, 2010.
Barnes, W., X. Xiong, X. Xie, A. Wu, K. Chiang, J. Sun, V. Salomonson, and B. Guenther, "Four years of Aqua MODIS on-orbit radiometric calibration, Sensors, Systems, and Next-Generation Satellites X", Proc. SPIE, vol. 6361, no. 63610R, 2006.
Barnes, W., X. Xiong, T. Salerno, B. Breen, and C. Salo, "Operational activities and on-orbit performance of Terra MODIS on-board calibrators, Earth Observing Systems X", Proc. SPIE, vol. 5882, no. 58820Q, 2005.
Barnes, W., X. Xiong, B. Guenther, and V. Salomonson, "Development, characterization, and performance of the EOS MODIS sensors, Earth Observing Systems VIII", Proc. SPIE, vol. 5151, pp. 337-345, 2003.
Barnes, W., X. Xiong, B. Wenny, X. Xie, A. Wu, N. Che, J. Sun, and V. Salomonson, "An overview of Aqua MODIS after five years of on-orbit operation and calibration, Sensors, Systems, and Next Generation Satellites XI", Proc. SPIE, vol. 6744, no. 67441G, 2007.
Bauer, J., J. Mehrten, and J. Young, "MODIS On-Board Calibrator Blackbody Performance, Earth Observing Systems III", Proc. SPIE, vol. 3439, pp. 269-276, 1998.
Bhatt, R., A. Angal, D. R. Doelling, X. Xiong, A. Wu, C. O. Haney, B. Scarino, and A. Gopalan, "Response versus scan-angle corrections for MODIS reflective solar bands using deep convective clouds", Proc. of SPIE Earth Observing Missions and Sensors: Development, Implementation, and Characterization IV, vol. 9881, 2016.
Braga, A. B., R. A. Schowengerdt, F. Rojas, and S. F. Biggar, "Calibration of the MODIS PFM SRCA for on-orbit cross-track MTF measurement, Earth Observing Systems V", Proc. SPIE, vol. 4135, pp. 71-79, 2000.
Broberg, S. E., H. H. Aumann, D. T. Gregorich, and X. Xiong, "Evaluation of AIRS, MODIS, and HIRS 11 micron brightness temperature difference changes from 2002 through 2006", Proc. SPIE, vol. 6296, no. 62960J, 2006.
C
Cao, C., A. Wu, X. Xiong, and X. Wu, "Intercalibrating MetOP/AVHRR and AQUA/MODIS with Improved SNO Accuracy", Proc. IEEE International Geoscience and Remote Sensing Symposium, pp. 2260-2263, 2007.
Cao, C., and X. Xiong, Developing AVHRR Lunar Calibration for Climate Change Detection, 2009.
Cao, C., S. Ungar, P. Lecomte, N. Fox, X. Xiong, P. Henry, C. Buck, G. Stenssas, X. Zhan, and P. Campbell, "Toward Consistent Satellite Calibration and Validation for GEOSS Interoperability", Proc. IEEE International Geoscience and Remote Sensing Symposium, vol. 1, pp. I-300-303, 2008.
Cao, C., X. Wu, A. Wu, and X. Xiong, "Improving the SNO calibration accuracy for the reflective solar bands of AVHRR and MODIS, Atmospheric and Environmental Remote Sensing Data Processing and Utilization III: Readiness for GEOSS", Proc. SPIE, vol. 6684, no. 668408, 2007.
Cao, C., T. Stone, and X. Xiong, AVHRR Lunar Observations and Calibration Challenges, 2008.
Chander, G., X. Xiong, T. Choi, and A. Angal, An Assessment of Pseudo-Invariant CEOS Reference Standard Test Sites for Stability Monitoring, 2009.
Chander, G., A. Sampath, A. Angal, T. Choi, and X. Xiong, "Monitoring the long term stability of the IRS-P6 AWiFS sensor using the Sonoran and RVPN sites", Proceedings of SPIE – Earth Observing Missions and Sensors: Development, Implementation, and Characterization, vol. 7862, no. 78620K, 2010.
Chander, G., A. Angal, X. Xiong, D. L. Helder, N. Mishra, T. Choi, and A. Wu, "Preliminary assessment of several parameters to measure and compare usefulness of the CEOS reference pseudo-invariant calibration sites", Proceedings of SPIE – Sensors, Systems, and Next-Generation Satellites XIV, vol. 7826, no. 78262L, 2010.