Geography · Remote Sensing and GIS
What does the Bidirectional Reflectance Distribution Function (BRDF) characterize in remote sensing?
- 1Geometric distortions caused by terrain relief in hyperspectral scanning
- 2Periodic thermal noise distribution patterns in infrared imagery
- 3The theoretical limit of spatial resolution in optical sensor detectors
- 4Surface reflectance variations as a function of illumination angle and viewing geometry✓
Correct answer
Surface reflectance variations as a function of illumination angle and viewing geometry
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