61 Commits

Author SHA1 Message Date
kalenhaha
85f92681f9 Separating Lambda MAP and Lambda NDCG 2014-05-09 14:05:52 +08:00
tqchen
ebde99bde8 add boost group support to xgboost. now have beta multi-class classification 2014-05-04 12:10:03 -07:00
tqchen
9a2c00554d important change to regrank interface, need some more test 2014-05-03 14:20:27 -07:00
tqchen
ab0e7a3ddc use omp parallel sortting 2014-04-30 09:48:41 -07:00
tqchen
77e3051b1d add pairwise rank first version 2014-04-29 21:12:30 -07:00
tqchen
88787b8573 remove unwanted private field 2014-04-21 10:42:19 -07:00
tqchen
17559a90f9 expose fmatrixs 2014-04-18 18:18:19 -07:00
kalenhaha
1136c71e64 rank pass toy 2014-04-07 23:25:35 +08:00
tqchen
d56394d2ef add feature constraint 2014-03-19 10:47:56 -07:00
tqchen
fcf06a7164 support int type 2014-03-12 17:58:14 -07:00
tqchen
19b28b978d fix delete 2014-03-11 12:40:51 -07:00
tqchen
8f16ef8e75 add remove tree 2014-03-11 11:25:50 -07:00
tqchen
70f3f31206 add add and remove 2014-03-05 16:39:07 -08:00
tqchen
f62c5dc3c1 try interact mode 2014-03-05 15:28:53 -08:00
tqchen
d982be9dca complete row maker 2014-03-05 14:38:13 -08:00
tqchen
98114cabce add row tree maker, to be finished 2014-03-05 11:00:03 -08:00
tqchen
2910bdedf4 split new base treemaker, not very good abstraction, but ok 2014-03-05 10:20:36 -08:00
tqchen
eade6ddf7c reupdate data 2014-03-04 22:47:39 -08:00
tqchen
9b45210fa7 fix text 2014-03-04 16:22:24 -08:00
tqchen
ddd61b43be fix fmatrix 2014-03-04 11:45:22 -08:00
tqchen
98e851d80f add simple text loader 2014-03-04 11:33:33 -08:00
tqchen
3d223232e3 ok fix 2014-03-03 22:20:45 -08:00
tqchen
b689b4525a big change, change interface to template, everything still OK 2014-03-03 22:16:37 -08:00
tqchen
2aa1978cb6 compatibility issue with openmp 2014-03-03 15:11:41 -08:00
tqchen
cfbeeef9c1 fix fmap 2014-03-03 11:05:10 -08:00
tqchen
8ae1d37828 auto do reboost 2014-03-02 16:42:22 -08:00
tqchen
a8f69878eb make style more like Google style 2014-03-02 13:30:24 -08:00
tqchen
51b6d86c17 add smart decision of nfeatures 2014-03-01 21:49:29 -08:00
tqchen
082a57ba0b fix type 2014-03-01 21:29:07 -08:00
tqchen
1748e4517a full omp support for regression 2014-03-01 20:56:25 -08:00
tqchen
328e41244c fix col maker, make it default 2014-03-01 15:16:30 -08:00
tqchen
155b593984 add col maker 2014-03-01 14:00:09 -08:00
tqchen
752f336cb3 chg license, README 2014-02-28 20:09:40 -08:00
tqchen
fffad41e53 start add coltree maker 2014-02-28 11:44:50 -08:00
tqchen
7b2fe1bf5d add pathdump 2014-02-26 17:08:23 -08:00
tqchen
88c982012a modify tree so that training is standalone 2014-02-26 16:03:00 -08:00
tqchen
b6f98bf37a modify tree so that training is standalone 2014-02-26 16:02:58 -08:00
tqchen
3a4d0f28d9 change input data structure 2014-02-26 11:51:58 -08:00
tqchen
e58daa6d52 fix mushroom 2014-02-24 23:19:58 -08:00
tqchen
a5b37e0395 finish mushroom 2014-02-24 23:06:57 -08:00
tqchen
fd120a8f5c changes to reg booster 2014-02-20 22:08:31 -08:00
kalenhaha
3c93216850 Merge branch 'master' of https://github.com/tqchen/xgboost 2014-02-16 14:34:35 +08:00
kalenhaha
787f76e952 fix some bugs 2014-02-16 11:44:03 +08:00
tqchen
91c170e463 fix nboosters 2014-02-15 19:42:02 -08:00
kalenhaha
f22139c659 Comments added 2014-02-13 13:04:55 +08:00
tqchen
2dc6c9c683 chg fmt to libsvm 2014-02-10 21:41:43 -08:00
tqchen
3e53fcf465 cleanup reg 2014-02-10 21:09:09 -08:00
tqchen
cb0fa75252 add regression data 2014-02-10 20:32:23 -08:00
kalenhaha
1e356c5bd2 gbrt modified 2014-02-11 11:07:00 +08:00
kalenhaha
c5ada79be5 gbrt implemented 2014-02-10 23:40:38 +08:00