Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Jonathan Diggins0
Date of Patent
May 17, 2011
0Patent Application Number
117381880
Date Filed
April 20, 2007
0Patent Primary Examiner
Patent abstract
Monochrome images are detecting by analysing the skew of the statistical distribution of color difference values of pixels. A skew parameter is derived from an upper percentile, a lower percentile and a median value of the statistical distribution of color difference values and color is detected when the said skew parameter exceeds a threshold.
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