Document num_parallel_tree. (#4022)

2018-12-25 22:00:58 +08:00
parent 85939c6a6e
commit 7735252925
2 changed files with 5 additions and 1 deletions
--- a/doc/parameter.rst
+++ b/doc/parameter.rst
@@ -192,6 +192,10 @@ Parameters for Tree Booster
    - ``cpu_predictor``: Multicore CPU prediction algorithm.
    - ``gpu_predictor``: Prediction using GPU. Default when ``tree_method`` is ``gpu_exact`` or ``gpu_hist``.

+* ``num_parallel_tree``, [default=1]
+  - Number of parallel trees constructed during each iteration. This
+     option is used to support boosted random forest
+
 Additional parameters for Dart Booster (``booster=dart``)
 =========================================================