Chromaticity histogram that is weighted for brightness
OwnerPaul M. Hubel, Graham D. Finlayson +1inventors
InventorsPaul M. Hubel, Graham D. Finlayson, Steven D. Hordley
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Abstract
A white point of scene illumination is determined by using a chromaticity histogram that is weighted for brightness.
Claims34
A method of determining the white point of scene illumination, the method comprising using a chromaticity histogram that is weighted for brightness.
Apparatus for determining a white point of scene illumination, the apparatus comprising a processor for using a chromaticity histogram that is weighted for brightness.
A computer program for instructing a processor to determine a white point of scene illumination, the program comprising instructions that, when executed, instruct the processor to generate and use a chromaticity histogram that is weighted for brightness.
Dependencies are inferred from the claim text.