From 275fd85df4367ffc7c17b1bb61494ba7d03c497f Mon Sep 17 00:00:00 2001
From: Yanbo Liang <ybliang8@gmail.com>
Date: Thu, 8 Sep 2016 21:08:34 -0700
Subject: [PATCH] SparkR spark.als arguments reg should be 0.1 by default.

---
 R/pkg/R/mllib.R | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/R/pkg/R/mllib.R b/R/pkg/R/mllib.R
index f321fd19b39b4..f8d1095a493dc 100644
--- a/R/pkg/R/mllib.R
+++ b/R/pkg/R/mllib.R
@@ -1241,7 +1241,7 @@ setMethod("predict", signature(object = "GaussianMixtureModel"),
 #' @note spark.als since 2.1.0
 setMethod("spark.als", signature(data = "SparkDataFrame"),
           function(data, ratingCol = "rating", userCol = "user", itemCol = "item",
-                   rank = 10, reg = 1.0, maxIter = 10, nonnegative = FALSE,
+                   rank = 10, reg = 0.1, maxIter = 10, nonnegative = FALSE,
                    implicitPrefs = FALSE, alpha = 1.0, numUserBlocks = 10, numItemBlocks = 10,
                    checkpointInterval = 10, seed = 0) {