| 2020 | IGARSS | NOAA-20/S-NPP VIIRS Sensor Data Record on-Orbit Performance Updates and Recent Improvements. | Wenhui Wang, Changyong Cao, Slawomir Blonski, Yalong Gu, Bin Zhang, Sirish Uprety, Taeyoung Choi, Xi Shao |
| 2020 | IGARSS | NOAA-20 VIIRS on-Orbit Calibration Improvements. | Xiaoxiong Xiong, Changyong Cao, Amit Angal, Slawomir Blonski, Kwofu Chiang, Taeyoung Choi, Yalong Gu, Ning Lei, Y. Li, Xi Shao, Kevin A. Twedt, Sirish Uprety, Wenhui Wang |
| 2017 | IGARSS | The impact and mitigation of airglow on VIIRS DNB calibration and geophysical retrievals. | Stephen Mills, Sirish Uprety |
| 2017 | IGARSS | Improving the low light radiance calibration of S-NPP VIIRS day/night band in the NOAA operations. | Sirish Uprety, Changyong Cao, Yalong Gu, Xi Shao |
| 2012 | IGARSS | Using antarctic Dome C site and simultaneous nadir overpass observations for monitoring radiometric performance of NPP VIIRS instrument. | Slawomir Blonski, Changyong Cao, Sirish Uprety, Xi Shao |
| 2012 | IGARSS | Establishing radiometric consistency among VIIRS, MODIS, and AVHRR using SNO and SNOx methods. | Changyong Cao, Sirish Uprety, Slawomir Blonski |