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Unformatted text preview: signal being bounced back. Ex: Sunlight reflected, absorbed, or transmitted. Remote Sensing form Airborne Platforms Advantages: o An improved vantage point. o Stop action shots. o Permanent recording. o Broader spectral sensitivity than the human eye. o Better spatial resolution than many ground-based systems. Aerial photographs are not maps, just images show a high degree of radial distortion lens have optical properties Different from regular photos o Objects are portrayed from an overhead position. o Infrared wavelengths may be recorded. o The scale may be different from what we are used to seeing. Planimetric shift - sub objects appear to be above or below the levels of the image. o Only image proportionally right is the image 90 degrees, straight down, from the camera known as radar. o These photos can be used as a map because of planimetric shift...
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This note was uploaded on 02/23/2011 for the course GEOL 170 taught by Professor Staff during the Spring '11 term at Maryland.
- Spring '11