hii sir i accepted the answer but its showing error in second line ?how we could find mean for image in dat line?

can yu say wt will be the error in dat line M = mean2(A)

[Geoff Hayes]

venmal - is that related to your previous question http://www.mathworks.com/matlabcentral/answers/268135-hi-sir-how-to-find-the-mean-for-color-image? Please clarify what you mean by the error in the second line. If you are observing an error message, please copy and paste the full message to this question.

Answer 1

[Walter Roberson]

mean2() is part of the Image Processing Toolbox. If you do not have that toolbox then,

M = mean(A(:));