Publications

Displaying Items 1 - 25 of 33

2025

Wu, A. , Xiong, X. , Twedt, K. , Geng, X.
(2025). Tracking MODIS RVS for the reflective solar bands in drifting orbits using SNO with VIIRS. Proc. SPIE 13267, Earth Observing Missions and Sensors: Development, Implementation, and Characterization VI, 132670D. 10.1117/12.3040232.

2024

McBride, B , Twedt, K. , Wu, A. , Geng, X. , Xiong, X.
(2024). Improved characterization of Dome Concordia for tracking calibration changes in MODIS reflective solar bands. Proc. SPIE 13192, Sensors, Systems, and Next-Generation Satellites XXVIII, 1319210. 10.1117/12.3031740.
Twedt, K. , Xiong, X. , Sarid, G. , Kwasizur, J.
(2024). Continuing impact of satellite orbit drift on MODIS solar diffuser calibrations. Proc. SPIE 13192, Sensors, Systems, and Next-Generation Satellites XXVIII, 131920Z. 10.1117/12.3031738.

2023

Angal, A. , Xiong, X. , Twedt, K. , Chang, T. , Geng, X. , Aldoretta, E. , Perez Diaz, C.
(2023). Status of the Terra and Aqua MODIS Collection 7 L1B. IEEE 2023 International Geoscience & Remote Sensing Symposium, 4466-4469. 10.1109/IGARSS52108.2023.10283303.
Angal, A. , Xiong, X. , Twedt, K. , Sun, J.
(2023). Using scattered light from nadir port to aid the Terra and Aqua MODIS reflective solar band calibration. Proc. SPIE 12685, Earth Observing Systems XXVIII, 126851D. 10.1117/12.2676999.
Twedt, K. , Angal, A. , Chang, T. , Xiong, X.
(2023). Assessment of the MODIS scan mirror on-orbit response changes. IEEE 2023 International Geoscience & Remote Sensing Symposium, 4470-4473. 10.1109/IGARSS52108.2023.10283303.
Twedt, K. , Xiong, X. , Geng, X. , Wilson, T. , Mu, Q.
(2023). Impact of satellite orbit drift on MODIS Earth scene observations used in calibration of the reflective solar bands. Proc. SPIE 12685, Earth Observing Systems XXVIII, 126850O. 10.1117/12.2676873.
Xiong, X. , Angal, A. , Chang, T. , Aldoretta, E. , Geng, X. , Link, D. , Sun, J. , Twedt, K. , Wu, A.
(2023). Aqua MODIS: 20 years of on-orbit calibration and performance. Journal of Applied Remote Sensing, 17 (3), 037501. 10.1117/1.JRS.17.037501.

2022

Angal, A. , Xiong, X. , Chang, T. , Twedt, K. , Geng, X. , Wu, A. , Aldoretta, E.
(2022). Terra and Aqua MODIS collection 7 level 1B algorithm. Journal of Applied Remote Sensing, 16 (3), Article 037502. 10.1117/1.JRS.16.037502.
Sarid, G. , Twedt, K. , Xiong, X.
(2022). MODIS solar diffuser calibration strategies for the post orbital drift era. Proc. SPIE 12232, Earth Observing Systems XXVII, 122320D. 10.1117/12.2633379.
Twedt, K. , Xiong, X.
(2022). Detector linearity assessment of MODIS reflective solar bands using on-board calibrators. Proc. SPIE 12232, Earth Observing Systems XXVII, 122320G. 10.1117/12.2632458.
Twedt, K. , Henderson, S. , Xiong, X. , Angal, A. , Geng, X.
(2022). Nonlinear Detector Response of Aqua MODIS Land Imaging Bands. IEEE Transactions on Geoscience and Remote Sensing, 60 (5403310), 1-10.

2021

Chen, H. , Twedt, K. , Vermeesch, K. , Aldoretta, E. , Angal, A. , Xiong, X.
(2021). MODIS reflective solar band calibration improvements using pseudo-invariant desert targets. Proc. SPIE - Earth Observing Systems XXVI, 11829, 118290Z.
Henderson, S. , Twedt, K. , Xiong, X.
(2021). Impact of the screen configurations on the estimated Terra MODIS SD degradation. Proc. SPIE - 11858, Sensors, Systems, and Next-Generation Satellites XXV, 118581C.
Sarid, G. , Twedt, K. , Xiong, X.
(2021). Terra MODIS sees solar eclipses: analysis of reflective solar band response at multiple radiance levels. Proc. SPIE - Algorithms, Technologies, and Applications for Multispectral and Hyperspectral Imaging XXVII, 11727, 117270I.
Twedt, K. , Wilson, T. , Xiong, X.
(2021). High energy particle excitations as a measure of electronic crosstalk in MODIS and VIIRS VIS/NIR bands. Proc. SPIE 11858, Sensors, Systems, and Next-Generation Satellites XXV, 118580T.
Twedt, K. , Aldoretta, E. , Angal, A. , Chen, H. , Geng, X. , Li, Y. , Mu, Q. , Vermeesch, K. , Xiong, X.
(2021). MODIS reflective solar bands calibration improvements for Collection 7. Proc. SPIE 11858, Sensors, Systems, and Next-Generation Satellites XXV, 118580S.

2020

Aldoretta, E. , Angal, A. , Twedt, K. , Chen, H. , Li, Y. , Link, D. , Mu, Q. , Vermeesch, K. , Xiong, X.
(2020). The MODIS RSB calibration and look-up table delivery process for collection 6 and 6.1. Proc. SPIE - Earth Observing Systems XXV, 11501, 115011Q.
Angal, A. , Geng, X. , Xiong, X. , Twedt, K. , Wu, A. , Link, D. , Aldoretta, E.
(2020). On-Orbit Calibration of Terra MODIS VIS Bands Using Polarization-Corrected Desert Observations. IEEE Transactions on Geoscience and Remote Sensing, 58 (8), 5428-5439.
Mu, Q. , Angal, A. , Twedt, K. , Wu, A. , Xiong, X.
(2020). MODIS detector differences using deep convective clouds and desert targets. Proc. of SPIE - Sensors, Systems, and Next-Generation Satellites XXIV, 11530, 115301A. 10.1117/12.2571977.
Twedt, K. , Angal, A. , Xiong, X.
(2020). Effects of out-of-band and time-varying relative spectral response on the calibration of MODIS reflective solar bands. Journal of Applied Remote Sensing, 024523.
Wilson, T. , Aldoretta, E. , Angal, A. , Geng, X. , Twedt, K. , Xiong, X.
(2020). 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, 11530, 115301E. 10.1117/12.2572877.
Xiong, X. , Angal, A. , Li, Y. , Twedt, K.
(2020). Improvements of on-orbit characterization of Terra MODIS short-wave infrared spectral bands out-of-band responses. Journal of Applied Remote Sensing, 14 (4), 047503. 10.1117/1.JRS.14.047503.
Xiong, X. , Angal, A. , Chang, T. , Chiang, K. , Lei, N. , Li, Y. , Sun, J. , Twedt, K. , Wu, A.
(2020). MODIS and VIIRS Calibration and Characterization in Support of Producing Long-Term High-Quality Data Products. Remote Sensing, 12 (19), 3167. 10.3390/rs12193167.
Xiong, X. , Aldoretta, E. , Angal, A. , Chang, T. , Geng, X. , Link, D. , Salomonson, V. , Twedt, K. , Wu, A.
(2020). Terra MODIS: 20 years of on-orbit calibration and performance. Journal of Applied Remote Sensing, 14(3), 037501.

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