add linear booster

2014-02-08 11:24:35 -08:00
parent d656d9df2c
commit 33acaaa3ae
6 changed files with 306 additions and 7 deletions
--- a/booster/xgboost_gbmbase.h
+++ b/booster/xgboost_gbmbase.h
@@ -172,6 +172,7 @@ namespace xgboost{
        public:
            /*! 
             * \brief do gradient boost training for one step, using the information given
+             *        Note: content of grad and hess can change after DoBoost
             * \param grad first order gradient of each instance
             * \param hess second order gradient of each instance
             * \param feats features of each instance