Singular Value Decomposition (SVD)
1. http://kr.mathworks.com/help/matlab/ref/svd.html?requestedDomain=www.mathworks.com
2. https://en.wikipedia.org/wiki/Singular_value_decomposition
1. http://kr.mathworks.com/help/matlab/ref/svd.html?requestedDomain=www.mathworks.com
2. https://en.wikipedia.org/wiki/Singular_value_decomposition