Scene recognition method and system using brightness and ranging mapping
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United States of America Patent
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-
Feb 4, 2003
Grant Date -
Oct 18, 2001
app pub date -
Dec 19, 2000
filing date -
Dec 20, 1999
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A method of controlling exposure of a scene image comprising the following steps: sensing a scene for image data; deriving values representative of a brightness map of the scene; sensing the scene for image data; deriving values representative of a range map; comparing the range map with the scene brightness map; and controlling the exposure by controlling artificial illumination upon the scene. In an alternate aspect, a system is provided for controlling exposure of a scene image comprising the following elements: at least one sensor assembly; a source of artificial illumination; and a processing means.
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Cited Art Landscape
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