How to remove noise efficiently in an image other than median filtering

How to remove noise efficiently in an image other than median filtering

[Sivakumaran Chandrasekaran]

wiener2 may help.. else access pixelwise and call it in a loop

Answer 1

[Walter Roberson]

http://uk.mathworks.com/matlabcentral/answers/?term=tag%3A%22noise+reduction%22