background subtraction

30 Apr. 2011
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Hi. I have to do this thing: eliminate the background of a Braille image by setting all pixels with the most frequent gray scale value to zeros. How can i do this? Please someone help me. Thanks.

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Walter Roberson
Walter Roberson am 30 Apr. 2011

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MostFrequentGrey = mode(GreyIMG(:))

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