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62 Commits

Author SHA1 Message Date
Vadim Khotilovich
a44032d095 [CORE] The update process for a tree model, and its application to feature importance (#1670) 
* [CORE] allow updating trees in an existing model

* [CORE] in refresh updater, allow keeping old leaf values and update stats only

* [R-package] xgb.train mod to allow updating trees in an existing model

* [R-package] added check for nrounds when is_update

* [CORE] merge parameter declaration changes; unify their code style

* [CORE] move the update-process trees initialization to Configure; rename default process_type to 'default'; fix the trees and trees_to_update sizes comparison check

* [R-package] unit tests for the update process type

* [DOC] documentation for process_type parameter; improved docs for updater, Gamma and Tweedie; added some parameter aliases; metrics indentation and some were non-documented

* fix my sloppy merge conflict resolutions

* [CORE] add a TreeProcessType enum

* whitespace fix
 2016-12-04 09:33:52 -08:00
Simon DENEL
58aa1129ea Fixing a few typos (#1771) 
* Fixing a few typos

* Fixing a few typos
 2016-11-13 15:47:52 -08:00
Tong He
4733357278 [R] Monotonic Constraints in Tree Construction (#1557) 
* fix cran check

* change required R version because of utils::globalVariables

* temporary commit, monotone not working

* fix test

* fix doc

* fix doc
 2016-09-11 22:16:33 -07:00
Vadim Khotilovich
bdfa8c0e09 [R-package] a few fixes for R (#1485) 
* [R] fix #1465

* [R] add sanity check to fix #1434

* [R] some clean-ups for custom obj&eval; require maximize only for early stopping
 2016-08-20 05:09:03 -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
Vadim Khotilovich
422b0000a8 R-callbacks refactor 2016-06-09 02:46:13 -05:00
Derek Damron
cd0099f2a1 Add newline char to early.stop.round message 2016-01-04 20:35:57 -08:00
Groves
91429bd63d Expose model parameters to R 2015-12-03 06:40:11 -06:00
pommedeterresautee
485b30027f Plot model deepness 
New function to explore the model by ploting the way splits are done.
 2015-11-24 11:45:32 +01:00
unknown
0052b193cf Update lib version dependencies (for DiagrammeR mainly) 
Fix @export tag in each R file (for Roxygen 5, otherwise it doesn't work anymore)
Regerate Roxygen doc
 2015-11-07 21:01:28 +01:00
unknown
231a6e7aea Merge branch 'master' of https://github.com/pommedeterresautee/xgboost 
# Conflicts:
#	R-package/R/xgb.model.dt.tree.R
 2015-11-07 19:13:14 +01:00
terrytangyuan
5b9e071c18 Fix travis build (+1 squashed commit) 
Squashed commits:
[9240d5f] Fix Travis build
 2015-10-29 00:28:53 -04:00
terrytangyuan
6024480400 Fixed most of the lint issues 2015-10-28 23:24:17 -04:00
terrytangyuan
8bae715994 Lint fix on infix operators 2015-10-28 23:04:45 -04:00
terrytangyuan
d7fce99564 Lint fix on consistent assignment 2015-10-28 22:22:51 -04:00
hetong007
b0be833c75 add save_period 2015-08-27 14:30:23 -07:00
El Potaeto
86f9f707d8 Merge remote-tracking branch 'dmlc/master' 2015-07-15 16:00:21 +02:00
pommedeterresautee
37714eb331 Merge branch 'master' of https://github.com/pommedeterresautee/xgboost 2015-06-16 21:40:09 +02:00
pommedeterresautee
936190c17c slight update in documentation 2015-06-16 21:38:14 +02:00
hetong007
c51d71b033 check duplicated params 2015-06-12 16:48:01 -07:00
hetong007
733d23aef8 rename arguments to be dot-seperated 2015-05-25 11:51:01 -07:00
hetong007
8d3a7e1688 change doc and demo for new obj feval interface 2015-05-25 11:30:04 -07:00
hetong007
19b24cf978 customized obj and feval interface 2015-05-25 11:19:38 -07:00
Tong He
458585b5fd Update xgb.train.R 2015-05-25 10:24:59 -07:00
Tong He
d7da4189dc Merge pull request #296 from by321/master 
new parameter in xgboost() and xgb.train() to print every N-th progress message
 2015-05-11 16:55:14 -07:00
hetong007
90096e718c fix early stopping 2015-05-11 16:53:51 -07:00
by321
5dacab0e22 new parameter in xgboost() and xgb.train() to print every N-th progress message 2015-05-11 14:18:24 -07:00
hetong007
3f9921762a support both early stop name 2015-05-09 18:08:47 -07:00
Tong He
f6fc38f7af Merge pull request #298 from pommedeterresautee/master 
Documentation improvement
 2015-05-08 15:15:56 -07:00
pommedeterresautee
11ba651a07 Regularization parameters documentation improvement 2015-05-08 16:59:29 +02:00
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
hetong007
54fb49ee5c add early stopping to R 2015-05-05 16:31:49 -07:00
El Potaeto
d74d199a1e small change in the documentation 2015-05-01 13:03:15 +02:00
El Potaeto
9f3b02cc3e multiclass documentation 2015-05-01 09:48:07 +02:00
pommedeterresautee
4e1002a52c Experimental parameter 2015-04-14 00:30:55 +02:00
El Potaeto
be6bd3859d Add Random Forest parameter (num_parallel_tree) in function doc + example in Vignette. 2015-03-29 01:52:26 +01:00
El Potaeto
7d0ac3a3dd update links dmlc 2015-03-22 16:41:05 +01:00
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
El Potaeto
9d11936790 improve function documentation. 
Switch xgboost detailed parameters with xgb.tain function.
 2015-02-11 10:12:18 +01:00
hetong007
4c25600d2a fix segfault and add two function for handle and booster 2015-02-09 17:28:48 -08:00
hetong007
5b611c355e add handle and raw structure to xgb.Booster 2015-02-09 15:51:24 -08:00
hetong
9e3b878943 refine style with max.depth 2014-09-06 23:20:11 -07:00
hetong
1925321a16 remove incorrect link to old folders 2014-09-06 23:14:38 -07:00
hetong
fbecd163c5 replace iris in docs 2014-09-06 22:48:08 -07:00
tqchen
b858283ec5 add basic walkthrough 2014-09-06 10:11:45 -07:00
tqchen
bc1817ca2f Merge branch 'master' of ssh://github.com/tqchen/xgboost 2014-09-05 20:34:46 -07:00
tqchen
984102e586 style cleanup, incomplete CV 2014-09-05 20:34:41 -07:00
hetong
d776e0fdf5 fix iris multiclass problem 2014-09-05 19:22:27 -07:00
hetong
76d5fc7e78 attemp to fix line breaking issue of doc 2014-09-01 17:43:28 -07:00