3 papers
physics.geo-ph2022
Linking Common Multispectral Vegetation Indices to Hyperspectral Mixture Models: Results from 5 nm, 3 m Airborne Imaging Spectroscopy in a Diverse Agricultural Landscape
Daniel Sousa, Christopher Small
For decades, agronomists have used remote sensing to monitor key crop parameters like biomass, fractional cover, and plant health. Vegetation indices (VIs) are popular for this pur…
physics.soc-ph2022
Spectrometry of the Urban Lightscape
Christopher Small
NASA's Gateway to Astronaut Photography of Earth Contains over 30000 photos of 2500 cataloged urban lightscapes (urban night lights) taken from the International Space Station. Ove…
physics.geo-ph2021
Joint Characterization of the Cryospheric Spectral Feature Space
Christopher Small, Daniel Sousa
Hyperspectral feature spaces are useful for many remote sensing applications ranging from spectral mixture modeling to discrete thematic classification. In such cases, characteriza…