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Publications

Found 26 results
Author Title Type [ Year(Asc)]
Filters: First Letter Of Title is M and Author is A. Angal  [Clear All Filters]
2021
Chen, H., K. Twedt, K. Vermeesch, E. Aldoretta, A. Angal, and X. Xiong, "MODIS reflective solar band calibration improvements using pseudo-invariant desert targets", Proc. SPIE - Earth Observing Systems XXVI, vol. 11829, pp. 118290Z, 2021.
Twedt, K., E. Aldoretta, A. Angal, H. Chen, X. Geng, Y. Li, Q. Mu, K. Vermeesch, and X. Xiong, "MODIS reflective solar bands calibration improvements for Collection 7", Proc. SPIE 11858, Sensors, Systems, and Next-Generation Satellites XXV, pp. 118580S, 2021.
2020
Xiong, X., A. Angal, T. Chang, K. Chiang, N. Lei, Y. Li, J. Sun, K. Twedt, and A. Wu, "MODIS and VIIRS Calibration and Characterization in Support of Producing Long-Term High-Quality Data Products", Remote Sensing, vol. 12, issue 19, pp. 3167, 2020.
Mu, Q., A. Angal, K. Twedt, A. Wu, and X. Xiong, "MODIS detector differences using deep convective clouds and desert targets", Proc. of SPIE - Sensors, Systems, and Next-Generation Satellites XXIV, vol. 11530, pp. 115301A, 2020.
Sun, J., X. Xiong, A. Angal, and T. Wilson, "MODIS reflective solar bands lunar calibration update and improvements", Proc. of SPIE - Sensors, Systems, and Next-Generation Satellites XXIV, vol. 11530, pp. 115301C, 2020.
Aldoretta, E., A. Angal, K. Twedt, H. Chen, Y. Li, D. Link, Q. Mu, K. Vermeesch, and X. Xiong, " The MODIS RSB calibration and look-up table delivery process for collection 6 and 6.1", Proc. SPIE - Earth Observing Systems XXV, vol. 11501, pp. 115011Q, 2020.
2019
Xiong, X., A. Angal, K. A. Twedt, H. Chen, D. Link, X. Geng, E. Aldoretta, and Q. Mu, "MODIS Reflective Solar Bands On-Orbit Calibration and Performance", IEEE Transactions on Geoscience and Remote Sensing, vol. 57, issue 9, pp. 6355-6371, 2019.
2017
Twedt, K. A., A. Angal, X. Xiong, X. Geng, and H. Chen, "MODIS solar diffuser degradation at short-wave infrared band wavelengths", Proc. SPIE Earth Observing Systems XXII, vol. 10402, no. 104022K, 2017.
Angal, A., X. Xiong, and A. Wu, "Monitoring the On-Orbit Calibration of Terra MODIS Reflective Solar Bands Using Simultaneous Terra MISR Observations", IEEE Transactions on Geoscience and Remote Sensing, vol. 55, issue 3, pp. 1648-1659, 2017.
2016
Chen, H., X. Xiong, A. Angal, Z. Wang, and A. Wu, "MODIS solar diffuser on-orbit degradation characterization using improved SDSM screen modeling ", Proc. SPIE 10000, Sensors, Systems, and Next-Generation Satellites XX, 100000X, 2016.
2014
Xiong, X., A. Angal, S. Madhavan, D. Link, X..Geng, B. N. Wenny, A. Wu, H. Chen, and V. Salomonson, "MODIS instrument operation and calibration improvements ", IEEE Transactions on Geoscience and Remote Sensing, pp. 1385 - 1388, 2014.
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.
2013
Xiong, X., Z. Wang, J. Sun, A. Angal, J. Fulbright, and J. Butler, "MODIS and VIIRS lunar observations and applications ", Proc. SPIE 8889, Sensors, Systems, and Next-Generation Satellites XVII, 88890V , 2013.
Xiong, X., J. Sun, H. Chen, Z. Wang, and A. Angal, "MODIS SDSM Sun View Response Simulation and Characterization", SPIE 2013 (Presentation only), 2013.
Angal, A., X. Xiong, A. Wu, G. Chander, and T. Choi, "Multitemporal Cross-Calibration of the Terra MODIS and Landsat 7 ETM+ Reflective Solar Bands", IEEE Transactions on Geoscience and Remote Sensing, vol. 51, issue 4, pp. 1870-1882, 2013.
2012
Xiong, X., B. Guenther, A. Angal, W. Barnes, V. Salomonson, J. Sun, and B. Wenny, "MODIS radiometric calibration program, methods and results", Proceedings of IGARSS, pp. 6924-6927, 2012.
Sun, J., A. Angal, X. Xiong, H. Chen, X. Geng, A. Wu, T. Choi, and M. Chu, "MODIS RSB calibration improvements in Collection 6", Proc. SPIE 8528, Earth Observing Missions and Sensors: Development, Implementation and Characterization II, 85280N, 2012.
2010
Wenny, B., J. Sun, X. Xiong, A. Wu, H. Chen, A. Angal, T. Choi, N. Che, S. Madhavan, X. Geng, et al., "MODIS Calibration Algorithm Improvements Developed for Collection 6 Level-1B", Proceedings of SPIE – Poster Session, vol. 7807, no. 78071F, 2010.
Chander, G., X. Xiong, T. Choi, and A. Angal, "Monitoring on-orbit calibration stability of the Terra MODIS and Landsat 7 ETM+ sensors using pseudo-invariant test sites", Remote Sens. Environ., pp. 114, 925-939, 2010.
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.