From ba805d0fca4b62c7f547aac1bad6c563d8e5e8f9 Mon Sep 17 00:00:00 2001
From: Maxim Grechkin <maximsch2@gmail.com>
Date: Mon, 29 Feb 2016 16:59:58 -0800
Subject: [PATCH] Describe colsample_bylevel

---
 doc/parameter.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/doc/parameter.md b/doc/parameter.md
index fd2bccfb4..af3986bbf 100644
--- a/doc/parameter.md
+++ b/doc/parameter.md
@@ -46,6 +46,9 @@ Parameters for Tree Booster
 * colsample_bytree [default=1]
   - subsample ratio of columns when constructing each tree.
   - range: (0,1]
+* colsample_bylevel [default=1]
+  - subsample ratio of columns for each split, in each level.
+  - range: (0,1]
 * lambda [default=1]
   - L2 regularization term on weights
 * alpha [default=0]