histogram normalization for an image

hi..i have taken a histogram for the image... now i want normalized that histogram... how can i normalize that.. help me with matlab codes...

[Ahmed Salah]

hn1 = imhist(Imageg1)./numel(Imageg1);

Answer 1

[Walter Roberson]

http://www.mathworks.co.uk/matlabcentral/answers/?term=histogram+normalization

I wonder, though, whether you want "normalization" or "equalization" ?

[chinnurocks]

I need histogram equalization.

[Walter Roberson]

http://www.mathworks.com/matlabcentral/answers/?term=histogram+equalization

[Image Analyst]

There are functions histeq() and adapthisteq(). Generally histeq() gives crummy looking images. adapthisteq() is usually better since it does CLAHE.