Hendrik/xgboost
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63 Commits

Author SHA1 Message Date
Tong He
2f3958a455 Fix for CRAN Submission (#1826) 
* fix cran check

* change required R version because of utils::globalVariables

* temporary commit, monotone not working

* fix test

* fix doc

* fix doc

* fix cran note and warning

* improve checks

* fix urls
 2016-12-02 20:19:03 -08:00
Tony DiFranco
2ad0948444 Tweedie Regression Post-Rebase (#1737) 
* add support for tweedie regression

* added back readme line that was accidentally deleted

* fixed linting errors

* add support for tweedie regression

* added back readme line that was accidentally deleted

* fixed linting errors

* rebased with upstream master and added R example

* changed parameter name to tweedie_variance_power

* linting error fix

* refactored tweedie-nloglik metric to be more like the other parameterized metrics

* added upper and lower bound check to tweedie metric

* add support for tweedie regression

* added back readme line that was accidentally deleted

* fixed linting errors

* added upper and lower bound check to tweedie metric

* added back readme line that was accidentally deleted

* rebased with upstream master and added R example

* rebased again on top of upstream master

* linting error fix

* added upper and lower bound check to tweedie metric

* rebased with master

* lint fix

* removed whitespace at end of line 186 - elementwise_metric.cc
 2016-11-05 17:02:32 -07:00
Vadim Khotilovich
3b6b344561 [R] adopt demos and vignettes to a more consistent parameter style 2016-06-27 02:00:39 -05:00
Andrew Smith
5efc1ee3a4 Fixed typos. 2016-03-22 12:54:18 +00:00
Michaël Benesty
c1b2d9cb86 Generate new features based on tree leafs 2015-12-07 11:30:19 +01:00
Michaël Benesty
3b67028ad6 remove intersect column in sparse Matrix 2015-12-05 19:02:05 +01:00
pommedeterresautee
39fa45debe Add code to demo of leaf (show imprmt in accuracy) 2015-12-04 15:16:58 +01:00
pommedeterresautee
7479cc68a7 Cleaning of demo 2015-12-02 15:47:45 +01:00
pommedeterresautee
fe7cdcefb4 Implement #431 PR 2015-11-23 18:19:59 +01:00
terrytangyuan
424bcc05fa ENH: More comments and explanation on demo using xgboost from caret 2015-09-10 23:41:36 -04:00
Yuan Tang (Terry)
62e95dcc60 DOC: Added caret_wrapper.R link into demo/README.md 2015-09-10 23:23:30 -04:00
terrytangyuan
9ead44531e DOC: Added new demo to index 2015-09-08 10:54:07 -04:00
terrytangyuan
d3bb466026 ENH/DOC: Added R package demo using caret library to train xgbTree model 2015-09-08 10:51:20 -04:00
Yuan Tang
3dd40b9f37 fixed typos in basic_walkthrough demo 2015-08-10 20:35:10 -04:00
terrytangyuan
b3bffcef34 fixed some typos in demos comments 2015-08-09 22:15:02 -04:00
Ajinkya Kale
0c8c231949 Fixing duplicate params in demo 
Issue in "demo(package="xgboost", custom_objective)"

> bst <- xgb.train(param, dtrain, num_round, watchlist, 
+                  objective=logregobj, eval_metric=evalerror)
Error in xgb.train(param, dtrain, num_round, watchlist, objective = logregobj,  : 
  Duplicated term in parameters. Please check your list of params.
 2015-07-29 14:28:34 -07:00
Ajinkya Kale
57e4f4d426 need to load vcd if it was freshly installed 2015-07-07 17:36:18 -07:00
hetong007
36031d9a36 modify script to use objective and eval_metric 2015-05-30 15:48:57 -07:00
hetong007
8d3a7e1688 change doc and demo for new obj feval interface 2015-05-25 11:30:04 -07:00
hetong
c05cc48dfa delete abundant file 2015-05-11 20:55:09 -07:00
hetong007
cfdd6029a8 rename demo of early stopping 2015-05-11 16:59:18 -07:00
hetong007
90096e718c fix early stopping 2015-05-11 16:53:51 -07:00
hetong007
83ace55f51 add early stopping to xgb.cv 2015-05-11 16:03:40 -07:00
hetong007
60d307c445 add poisson demo 2015-05-11 15:21:54 -07:00
hetong007
419e4dbda6 add demo for early_stopping in R 2015-05-06 15:14:29 -07:00
hetong007
0f182b0b66 fix logic 2015-05-05 16:44:36 -07:00
hetong
41b080e35f To submit to CRAN we cannot use more than 2 threads in our examples/vignettes 2015-03-03 00:21:24 -08:00
Michaël Benesty
5d135858f7 Spell 2015-02-02 13:21:13 +01:00
tqchen
1d21ff87ff add saveload to raw 2015-02-01 21:19:24 -08:00
tqchen
dc3003cefd add saveload to raw 2015-02-01 21:17:37 -08:00
Tong He
6e91846c55 Merge pull request #155 from pommedeterresautee/master 
fix mermaid + change in description + new plot importance feature function + fix bug in CV function + add 1 Vignette
 2015-02-01 14:12:43 -08:00
pommedeterresautee
a17e29b130 Fix bug in Cross Validation when showsd = FALSE 2015-02-01 14:08:48 +01:00
Tong He
4d79ed9bb1 Update runall.R 2015-01-29 13:30:47 -08:00
hetong007
6901e90730 resolving not-CRAN issues 2015-01-20 15:51:42 -08:00
hetong007
eb01acfad8 improve demo of cv in R 2015-01-20 14:35:44 -08:00
hetong
c0c6951b73 fix bug in format of input 2015-01-19 19:26:25 -08:00
hetong
43c13d82ba add leaf example in R 2015-01-19 10:34:14 -08:00
El Potaeto
5e5500d6d3 rewording 2015-01-01 13:50:28 +01:00
El Potaeto
4f0ae53974 text change 2014-12-31 10:49:05 +01:00
El Potaeto
9998575c32 Small text improvement 2014-12-31 10:47:57 +01:00
El Potaeto
4cc3790b76 Improve explanation, add new concepts. 2014-12-31 10:36:10 +01:00
El Potaeto
c3d8f21df3 change assignation sign 2014-12-31 00:52:53 +01:00
El Potaeto
006578e2e6 fix demo index 2014-12-31 00:46:12 +01:00
El Potaeto
97fd9b47d4 Add new demo 2014-12-31 00:39:13 +01:00
El Potaeto
7558a94507 Update wlkthrough R demo code to include variable importance. 2014-12-30 16:38:56 +01:00
El Potaeto
8e74bcdd05 remove unneeded text... 2014-12-30 16:29:13 +01:00
El Potaeto
31ed2813bd Spell 2014-12-30 16:05:12 +01:00
El Potaeto
45a006f367 R demo code README 2014-12-30 16:04:43 +01:00
tqchen
78efa13d41 add example with additional attr 2014-10-01 09:20:06 -07:00
Tianqi Chen
852ce6be0b Update README.md 2014-09-07 16:48:45 -07:00