how to removing outliers? different methods to remove it?

i'm having a big matrix of 87*169 i want to remove the outliers. please give me a codings to run this program.

thanking you chaya d y

Answer 1

[Image Analyst]

Try this: http://www.mathworks.com/matlabcentral/fileexchange/3961 (has a good reference in it to more algorithms)

or this: http://en.wikipedia.org/wiki/Median_absolute_deviation