包括LARS的经典文章和实现代码（MATLAB）(Abstract There are a number of interesting variable selection methods available beside the regular forward selection and stepwise selection methods. Such approaches include lasso (Least Absolute Shrinkage and Selection Operat

类似matlab的数学工具，功能强大，有很多功能，很实用。(Similar to Matlab's mathematical tools, powerful, a lot of functions, very practical.)