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-rw-r--r--graphx/src/main/scala/org/apache/spark/graphx/lib/SVDPlusPlus.scala2
1 files changed, 1 insertions, 1 deletions
diff --git a/graphx/src/main/scala/org/apache/spark/graphx/lib/SVDPlusPlus.scala b/graphx/src/main/scala/org/apache/spark/graphx/lib/SVDPlusPlus.scala
index 1a7178b82e..3b0e1628d8 100644
--- a/graphx/src/main/scala/org/apache/spark/graphx/lib/SVDPlusPlus.scala
+++ b/graphx/src/main/scala/org/apache/spark/graphx/lib/SVDPlusPlus.scala
@@ -93,7 +93,7 @@ object SVDPlusPlus {
val gJoinT0 = g.outerJoinVertices(t0) {
(vid: VertexId, vd: (Array[Double], Array[Double], Double, Double),
msg: Option[(Long, Double)]) =>
- (vd._1, vd._2, msg.get._2 / msg.get._1, 1.0 / scala.math.sqrt(msg.get._1))
+ (vd._1, vd._2, msg.get._2 / msg.get._1 - u, 1.0 / scala.math.sqrt(msg.get._1))
}.cache()
materialize(gJoinT0)
g.unpersist()