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Feststellung von Veränderungen (detection of changes, or differences, between two sets of aerial photography taken of the same area at different times); Nachweis von Veränderungen (detection of changes, or differences, between two sets of aerial photography taken of the same area at different times) | |||
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An image enhancement technique that compares two images of the same area from different time periods and eliminates identical picture elements in order to leave the signatures that have undergone change (JP 2-03) |