Repository: spark Updated Branches: refs/heads/master dea5dacc5 -> 1205f7ea6
SPARK-6710 GraphX Fixed Wrong initial bias in GraphX SVDPlusPlus Author: Michael Malak <[email protected]> Closes #5464 from michaelmalak/master and squashes the following commits: 9d942ba [Michael Malak] SPARK-6710 GraphX Fixed Wrong initial bias in GraphX SVDPlusPlus Project: http://git-wip-us.apache.org/repos/asf/spark/repo Commit: http://git-wip-us.apache.org/repos/asf/spark/commit/1205f7ea Tree: http://git-wip-us.apache.org/repos/asf/spark/tree/1205f7ea Diff: http://git-wip-us.apache.org/repos/asf/spark/diff/1205f7ea Branch: refs/heads/master Commit: 1205f7ea6165089985edf46ea4d2d53975d0f1f4 Parents: dea5dac Author: Michael Malak <[email protected]> Authored: Sat Apr 11 21:01:23 2015 -0700 Committer: Reynold Xin <[email protected]> Committed: Sat Apr 11 21:01:23 2015 -0700 ---------------------------------------------------------------------- .../src/main/scala/org/apache/spark/graphx/lib/SVDPlusPlus.scala | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/spark/blob/1205f7ea/graphx/src/main/scala/org/apache/spark/graphx/lib/SVDPlusPlus.scala ---------------------------------------------------------------------- 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 1a7178b..3b0e162 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() --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
