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Author SHA1 Message Date
Shengwen Yang
77d17f6264 Add support for Gamma regression (#1258) 
* Add support for Gamma regression

* Use base_score to replace the lp_bias

* Remove the lp_bias config block

* Add a demo for running gamma regression in Python

* Typo fix

* Revise the description for objective

* Add a script to generate the autoclaims dataset
 2016-07-06 10:22:46 -07:00
Ryan Curtin
f74e2439e0 Fix spelling error. (#1331) 2016-07-05 12:58:24 -07:00
JP Rosevear
13445e3522 Check for visual studio 12.0 and newer for c++11 support (#1330) 2016-07-04 18:32:20 -07:00
Vadim Khotilovich
11efa038bd [R-package] various fixes for R CMD check (#1328) 
* [R] fix xgb.create.features

* [R] fixes for R CMD check
 2016-07-04 10:40:35 -07:00
RAMitchell
f8d23b97be Add build instructions for Visual Studio 2013 (#1327) 2016-07-03 21:30:50 -07:00
Tong He
44ed6d5674 Merge pull request #1264 from khotilov/r_callbacks 
[R-package] callbacks per #892
 2016-07-03 13:43:29 -07:00
Vadim Khotilovich
4fb1b8a5a7 Merge branch 'master' into r_callbacks 2016-07-03 15:04:58 -05:00
Muhammad Haseeb Tariq
7533191af7 Typos in README (#1326) 
* Inconsistency in libsvm formats

* note on libsvm formats

* typos in README

* Update README.md

* Update README.md

* Update README.md
 2016-07-03 15:14:35 -04:00
Muhammad Haseeb Tariq
14f9697025 Inconsistency in libsvm formats (#1325) 
* Inconsistency in libsvm formats

* note on libsvm formats
 2016-07-03 10:49:41 -07:00
RAMitchell
93196eb811 cmake build system (#1314) 
* Changed c api to compile under MSVC

* Include functional.h header for MSVC

* Add cmake build
 2016-07-02 19:07:35 -07:00
Frank
3b73824842 Fix ambiguous call to abs(c or c++). (#1308) 2016-06-29 14:28:28 -07:00
Vadim Khotilovich
344d7b4699 [R] disable for now some of the RF tests that fail in travis 2016-06-27 02:49:23 -05:00
Vadim Khotilovich
ae0ca486ed added name to DESCRIPTION 2016-06-27 02:23:37 -05:00
Vadim Khotilovich
4b2eedc186 fix merge conflicts 2016-06-27 02:18:59 -05:00
Vadim Khotilovich
e1a52e896c [R] rm renamed CB's docs 2016-06-27 02:01:54 -05:00
Vadim Khotilovich
fd4300b95a [R] additional and modified tests 2016-06-27 02:00:46 -05:00
Vadim Khotilovich
3b6b344561 [R] adopt demos and vignettes to a more consistent parameter style 2016-06-27 02:00:39 -05:00
Vadim Khotilovich
a0aa305268 [R] docs update - callbacks and parameter style 2016-06-27 01:59:58 -05:00
Vadim Khotilovich
e9eb34fabc [R] parameter style consistency 2016-06-27 01:58:03 -05:00
Vadim Khotilovich
56bd442b31 [R] simplified the code; parameter style consistency 2016-06-27 01:57:57 -05:00
Vadim Khotilovich
8473b18c3d [R] consolidate importFrom-s; parameter style 2016-06-27 01:50:03 -05:00
Vadim Khotilovich
b9aeeda074 [R] in predict: doc, examples, reshape parameter 2016-06-27 01:49:57 -05:00
Vadim Khotilovich
c342614a81 [R] add parameter deprecation related utilities; code style 2016-06-27 01:49:51 -05:00
Vadim Khotilovich
76650c096f [R] CB naming change; cv-prediction as CB; add.cb function to ensure proper CB order; docs; minor fixes + changes 2016-06-27 01:49:47 -05:00
Nan Zhu
bd5b07873e [jvm-packages] create dmatrix with specified missing value (#1272) 
* create dmatrix with specified missing value

* update dmlc-core

* support for predict method in spark package

repartitioning

work around

* add more elements to work around training set empty partition issue
 2016-06-21 17:35:17 -04:00
Nan Zhu
c9a73fe2a9 explicitly throw exception when detecting empty partition in training dataset (#1281) 2016-06-15 16:03:37 -04:00
Bill Chambers
465e5dfb87 Broken Link in README (#1275) 2016-06-13 15:41:24 -07:00
Tong He
9cb872b879 Merge pull request #914 from catena/master 
R: fix "bestInd" and add "best_ntreelimit" to xgb.Booster
 2016-06-13 11:13:00 -07:00
catena
661c062bd9 add best_ntreelimit attribute 2016-06-13 12:45:20 +05:30
Vladimir
aaf0a73486 fixed error when eval False (#1271) 2016-06-12 09:36:36 -07:00
Yoshinori Nakano
7cfeb5f012 fix Dart::NormalizeTrees (#1265) 2016-06-09 15:28:24 -07:00
Vadim Khotilovich
4e1269b522 print.xgb.cv fix - Rd too 2016-06-09 10:12:20 -05:00
Vadim Khotilovich
79704cdfb4 print.xgb.cv fix 2016-06-09 09:29:19 -05:00
Vadim Khotilovich
f34f9fb9f7 R-callbacks tests + other tests brushup 2016-06-09 02:53:37 -05:00
Vadim Khotilovich
2e0ffcc303 R-callbacks docs 2016-06-09 02:52:09 -05:00
Vadim Khotilovich
422b0000a8 R-callbacks refactor 2016-06-09 02:46:13 -05:00
Vadim Khotilovich
754f3a6e07 protection against returning 0-length vector 2016-06-09 02:45:02 -05:00
Vadim Khotilovich
bdf14007b5 print method; construct from initial xgb.Booster 2016-06-09 02:43:25 -05:00
Vadim Khotilovich
264c222fe0 Merge remote-tracking branch 'upstream/master' 2016-06-09 02:32:26 -05:00
Yoshinori Nakano
949d1e3027 add Dart booster (#1220) 2016-06-08 14:04:01 -07:00
Shengwen Yang
e034fdf74c Fix issue #1236: cli_main crashes when dumping count:poisson model (#1253) 2016-06-07 21:52:47 -07:00
Szilard Pafka
e2c1aa8b51 link to talk (video+slides) by Tianqi at Los Angeles Data Science meetup (#1254) 
* link to talk (video+slides) by Tianqi

* benchmark
 2016-06-07 21:43:52 -07:00
Vadim Khotilovich
9a48a40cf1 Fixes for multiple and default metric (#1239) 
* fix multiple evaluation metrics

* create DefaultEvalMetric only when really necessary

* py test for #1239

* make travis happy
 2016-06-04 22:17:35 -07:00
Vadim Khotilovich
26a82621a2 make travis happy 2016-06-04 22:38:24 -05:00
Vadim Khotilovich
ba04a1d552 py test for #1239 2016-06-04 22:08:10 -05:00
Yuan (Terry) Tang
9ef86072f4 Merge pull request #1241 from KhaoticMind/master 
[py]Preserve the actual objective used on the booster - Fixed #1215
 2016-06-01 09:11:49 -05:00
Antonio Augusto Santos
19129b289c Preserve the actal objective used on the booster 
Save the actual objective used on xgboost.train.

Not saving it was giving problem in predict_proba, as issue  #1215
 2016-05-31 19:01:10 -03:00
Vadim Khotilovich
22ad94d281 create DefaultEvalMetric only when really necessary 2016-05-31 08:20:25 -05:00
Vadim Khotilovich
64b9dcf7b5 fix multiple evaluation metrics 2016-05-31 08:20:17 -05:00
Tianqi Chen
6e3463097d Merge pull request #1232 from zl1zl/master 
fix cli_main crashes when using count:poisson regression
 2016-05-27 20:22:50 -07:00