function?[X?mu]?=?center（X）
%CENTER?Center?the?columns?（variables）?of?a?data?matrix?to?zero?mean.
%
%???X?=?CENTER（X）?centers?the?observations?of?a?data?matrix?such?that?each
%???variable?（column）?has?zero?mean.
%
%???[X?MU]?=?CENTER（X）?also?returns?a?vector?MU?of?mean?values?for?each
%???variable.?
%
%???This?function?is?an?auxiliary?part?of?SpaSM?a?matlab?toolbox?for
%???sparse?modeling?and?analysis.
%
%??See?also?NORMALIZE.

n?=?size（X1）;
mu?=?mean（X）;
X?=?X?-?ones（n1）*mu;

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????501??2012-10-24?13:51??spasm\center.m

?????文件????????833??2012-10-24?13:51??spasm\choldelete.m

?????文件???????1461??2012-10-24?13:51??spasm\cholinsert.m

?????文件???????7448??2012-10-24?13:51??spasm\elasticnet.m

?????文件????????726??2012-10-24?13:51??spasm\example_elasticnet.m

?????文件????????910??2012-10-24?13:51??spasm\example_forwardselection.m

?????文件????????884??2012-10-24?13:51??spasm\example_lar.m

?????文件????????888??2012-10-24?13:51??spasm\example_lasso.m

?????文件???????2508??2012-10-24?13:51??spasm\example_slda.m

?????文件???????1119??2012-10-24?13:51??spasm\example_spca.m

?????文件???????7202??2012-10-24?13:51??spasm\forwardselection.m

?????文件???????7639??2012-10-24?13:51??spasm\lar.m

?????文件???????5881??2012-10-24?13:51??spasm\larsen.m

?????文件???????6676??2012-10-24?13:51??spasm\lasso.m

?????文件????????800??2012-10-24?13:51??spasm\normalize.m

?????文件????????474??2012-10-24?13:51??spasm\profile_elasticnet.m

?????文件????????432??2012-10-24?13:51??spasm\profile_lar.m

?????文件????????416??2012-10-24?13:51??spasm\profile_lasso.m

?????文件????????925??2012-10-24?13:51??spasm\profile_slda.m

?????文件????????464??2012-10-24?13:51??spasm\profile_spca.m

?????文件???????7383??2012-10-24?13:51??spasm\slda.m

?????文件???????7503??2012-11-30?09:20??spasm\spca.m

?????文件????????562??2012-10-24?13:51??spasm\test_cholesky.m

?????文件????????477??2012-10-24?13:51??spasm\test_elasticnet_lasso_equivalence.m

?????文件????????489??2012-10-24?13:51??spasm\test_elasticnet_orthogonal_variables.m

?????文件????????739??2012-10-24?13:51??spasm\test_elasticnet_ridge_equivalence.m

?????文件????????276??2012-10-24?13:51??spasm\test_lar_lasso_equivalence.m

?????文件????????245??2012-10-24?13:51??spasm\test_lar_ols_equivalence.m

?????文件????????249??2012-10-24?13:51??spasm\test_lasso_ols_equivalence.m

?????文件????????864??2012-10-24?13:51??spasm\test_lasso_orthogonal_variables.m

............此處省略8個文件信息