Earth resources survey systems: proccedings of an international workshop held at the University of Michigan on May 3-14, 1971, Volume 2
National Aeronautics and Space Administration, Scientific and Technical Information Office, 1971 - Technology & Engineering
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accuracy agricultural aircraft albedo altitude analysis Apollo 9 Apollo IX band Basin calibration camera Cape Hatteras cell changes channels citrus classification clouds CM CM CM ro color film Delaware River density detection DRBC Earth Resources Ektachrome energy environmental ERTS evaluation field flight forest ground HRIR identify imagery indicated infested infrared color inventory land leaf Maricopa County measurements meters monitor multiband multispectral NASA Niger River Nimbus Nimbus III observations obtained optical percent photo interpretation plant plot pollution problems processing radiance radiation radiometer range reflectance region remote sensing remote sensing techniques Research resolution River ro CM sample satellite scale scan scanner sea surface temperature sensor snow soil solar space spectral spectrometer station surface temperature target terrain classes thermal infrared trees U.S. Geological Survey University urban values variables vegetation wavelength