From a37402e24b75a9dae53844b79f0d772941aeb528 Mon Sep 17 00:00:00 2001
From: Xiangrui Meng <meng@databricks.com>
Date: Wed, 14 May 2014 15:04:50 -0700
Subject: [PATCH] use alpha in dense dspr

---
 .../org/apache/spark/mllib/linalg/distributed/RowMatrix.scala   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mllib/src/main/scala/org/apache/spark/mllib/linalg/distributed/RowMatrix.scala b/mllib/src/main/scala/org/apache/spark/mllib/linalg/distributed/RowMatrix.scala
index b10857fe7c8a1..07dfadf2f7869 100644
--- a/mllib/src/main/scala/org/apache/spark/mllib/linalg/distributed/RowMatrix.scala
+++ b/mllib/src/main/scala/org/apache/spark/mllib/linalg/distributed/RowMatrix.scala
@@ -440,7 +440,7 @@ object RowMatrix {
     val n = v.size
     v match {
       case dv: DenseVector =>
-        blas.dspr("U", n, 1.0, dv.values, 1, U)
+        blas.dspr("U", n, alpha, dv.values, 1, U)
       case sv: SparseVector =>
         val indices = sv.indices
         val values = sv.values