I have calculated fractional value of each image in an image array ,but how to calculate average of all the fractional values of an image array using matlab.

I have calculated fractional value of each image in an image array ,but how to calculate average of all fractional values of an image array .

Answer 1

[Guillaume]

I don't know what fractional value of an image mean. To calculate the average of an array:

mean(yourarray(:))

or if you have the processing toolbox and your image is greyscale

mean2(yourarray)