How to calculate rgb chromaticity value for set of images?

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Sajina Rose
Sajina Rose 2019-8-16
回答： Image Analyst 2019-8-18
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Walter Roberson
Walter Roberson 2019-8-18
https://matlab.fandom.com/wiki/FAQ#How_can_I_process_a_sequence_of_files.3F
meanRGB = squeeze( sum(sum( double(YourImage), 1), 2) ./ (size(YourImage,1).*size(YourImage,2)) );
Or if you have R2019a or later,
meanRGB = squeeze(mean(YourImage, [1 2]));
Sajina Rose
Sajina Rose 2019-8-18
Thank you sir..........and also one thing I want to enhance(adjust) two channels of the image by assuming third channel is unchanged.......How can I do it sir??

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回答（1 个）

Image Analyst
Image Analyst 2019-8-18
To convert ot grayscale, use rgb2gray().
To change the colors or enhance the colors, try the attached demos.

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