Normalize Array Row Wise

Each array is normalized such that rows sum to 1

Description

No error checking
a very basic function easy to understand

Given an array X of size [m,n]
output is an array of size [m,n]
the rows of the output array sum to 1

• MATLAB release: MATLAB 7.6 (R2008a)

[Anon]

could be solved more efficiently by calling bsxfun...

A = magic(4);
An = bsxfun(@rdivide,A,sum(A,2));