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Publications

Found 107 results
Author Title [ Type(Asc)] Year
Filters: Type is Presentation and Author is A. Angal  [Clear All Filters]
Presentation
Chander, G., X. Xiong, A. Angal, and T. Choi, "Comparing the on-orbit radiometric stability of the IRS-P6 AWiFS & CBERS-2/2B CCD sensors with the Landsat 7 ETM+ & Terra MODIS sensors, Sensors, Systems, and Next-Generation Satellites XIII", Proc. SPIE, vol. 7474, no. 74740Z, 2009.
Xiong, X., X. Xie, A. Angal, J. Choi, J. Sun, and W. Barnes, "Characterization of MODIS solar diffuser on-orbit degradation, Earth Observing Systems XII", Proc. SPIE, vol. 6677, no. 66770O, 2007.
Xiong, X., H. Chen, Z. Wang, J. Sun, and A. Angal, "Characterization of MODIS Solar Diffuser On-orbit Degradation", Proceedings of CALCON 2010, 2010.
Geng, X., A. Angal, J. Sun, A. Wu, T. Choi, and X. Xiong, "Characterization of MODIS mirror side difference in the reflective solar spectral region", Proceedings of SPIE – Earth Observing Systems XVI, vol. 8153, no. 81531O, 2011.
Xiong, X., R. E. Eplee, Jr., J. Sun, F. S. Patt, A. Angal, and C. McClain, "Characterization of MODIS and SeaWiFS Solar Diffuser On-Orbit Degradation, Earth Observing Systems XIV", Proc. SPIE, vol. 7452, no. 74520Y, 2009.
Li, Y., A. Angal, A. Wu, X. Geng, D. Link, and X. Xiong, "Calibration improvements in the detector-to-detector differences for the MODIS ocean color bands", Proc. SPIE 9972, Earth Observing Systems XXI, 99721V, 2016.
Xiong, X., A. Angal, J. Fulbright, N. Lei, Q. Mu, Z. Wang, and A. Wu, "Calibration improvements for MODIS and VIIRS SWIR spectral bands ", Proc. SPIE 9607, Earth Observing Systems XX, 96071Z, 2015.
Chang, T., X. Xiong, A. Angal, and A. Wu, "BRDF characterization and calibration inter-comparison between Terra MODIS, Aqua MODIS, and S-NPP VIIRS", Proc. SPIE 10000, Sensors, Systems, and Next-Generation Satellites XX, 100000Z, 2016.
Choi, T., X. Xiong, G. Chander, and A. Angal, Assessment of the Short-term Radiometric Stability Between Terra MODIS and Landsat 7 ETM+ Sensors, 2009.
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.
Wu, A., X. Chen, A. Angal, Y. Li, and X. Xiong, "Assessment of the collection 6 terra and aqua MODIS bands 1 and 2 calibration performance ", Proc. SPIE 9607, Earth Observing Systems XX, 96072B, 2015.
Chander, G., X. Xiong, T. Choi, and A. Angal, An Assessment of Pseudo-Invariant CEOS Reference Standard Test Sites for Stability Monitoring, 2009.
Wu, A., A. Angal, X. Geng, and X. Xiong, "Assessment of polarization correction impact on the calibration of Terra MODIS reflective solar bands", Proceedings Volume 10423, Sensors, Systems, and Next-Generation Satellites XXI; 104231C, 2017.
Xiong, X., A. Wu, and A. Angal, "Assessment of MODIS Scan Mirror Reflectance Changes On-orbit, Earth Observing Systems XIII", Proc. SPIE, vol. 7081, no. 70810B, 2008.
Xiong, X., A. Angal, D. Link, and A. Wu, "Assessment of MODIS reflective solar bands calibration stability", Proceedings Volume 10423, Sensors, Systems, and Next-Generation Satellites XXI; 1042318, 2017.
Mu, Q., A. Wu, T. Chang, A. Angal, D. Link, X. Xiong, D. R. Doelling, and R. Bhatt, "Assessment of MODIS on-orbit calibration using a deep convective cloud technique", Proc. SPIE 9972, Earth Observing Systems XXI, 997210, 2016.
Xiong, X., J. Fulbright, A. Angal, Z. Wang, X. Geng, and J. Butler, "Assessment of MODIS and VIIRS solar diffuser on-orbit degradation ", Proc. SPIE 9607, Earth Observing Systems XX, 96071T, 2015.
Wu, A., Q. Mu, A. Angal, and X. Xiong, "Assessment of MODIS and VIIRS calibration consistency for reflective solar bands calibration using vicarious approaches", Proc. of SPIE - Sensors, Systems, and Next-Generation Satellites XXIV, vol. 11530, pp. 1153018, 2020.
Chander, G., X. Xiong, A. Angal, and T. Choi, An Assessment of African Test Sites in the Context of a Global Network of Quality-Assured Reference Standards, 2009.
Xiong, X., J. Butler, J. Fulbright, A. Angal, H. Chen, and Z. Wang, "Assessment and Comparison of MODIS and VIIRS SD On-orbit Degradation", Proceedings of CALCON, 2015.
Xiong, X., W. Barnes, and A. Angal, "Aqua MODIS on-orbit calibration and performance (2002- 2011)", (SPIE, 2011 Presentation only), 2011.
Xiong, X., A. Angal, S. Madhavan, T. Choi, J. Dodd, X. Geng, Z. Wang, G. Toller, and W. Barnes, "Aqua MODIS 8-year on-orbit operation and calibration", Proceedings of SPIE – Sensors, Systems, and Next-Generation Satellites XIV, vol. 7826, no. 78261X, 2010.
Xiong, X., J. Sun, A. Angal, K. Chiang, and W. Barnes, "Applications and results of MODIS lunar observations, Sensors, Systems, and Next Generation Satellites XI", Proc. SPIE, vol. 6744, no. 67441H, 2007.
Wilson, T., E. Aldoretta, A. Angal, X. Geng, K. Twedt, and X. Xiong, "Analysis of the on-orbit responseversus-scan-angle for the MODIS SWIR bands derived from lunar observations", Proc. of SPIE - Sensors, Systems, and Next-Generation Satellites XXIV, vol. 11530, pp. 115301E, 2020.
Madhavan, S., A. Angal, J. Dodd, J. Sun, and X. Xiong, "Analog and digital saturation in the MODIS reflective solar bands", Proceedings of SPIE- Earth Observing Systems XVII, vol. 8510, issue 85101N, 2012.
Xiong, X., B. N. Wenny, A. Angal, A. Wu, S. Madhavan, D. Link, and V. Salomonson, "15 Years of Terra MODIS Instrument on-Orbit Performance", Proceedings of the AGU, 2014.
Xiong, X., A. Angal, A. Wu, Z. Wang, W. Barnes, and V. Salomonson, "15 Years of Aqua MODIS OnOrbit Operation, Calibration, and Performance", IEEE 2017 International Geoscience & Remote Sensing Symposium, pp. 4695-4698, 2017.