EshwarSR commented on a change in pull request #24230: [SPARK-27295][GraphX]
Provision to provide the initial scores for source nodes while running
Personalized Page Rank
URL: https://github.com/apache/spark/pull/24230#discussion_r269720132
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File path: graphx/src/main/scala/org/apache/spark/graphx/lib/PageRank.scala
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@@ -188,7 +188,7 @@ object PageRank extends Logging {
graph: Graph[VD, ED],
numIter: Int,
resetProb: Double = 0.15,
- sources: Array[VertexId]): Graph[Vector, Double] = {
+ sources: Array[(VertexId, Double)]): Graph[Vector, Double] = {
Review comment:
@srowen That sounds like a good idea too. Or should we just use an optional
array parameter which has the scores?
We had an use case where we wanted to run some inferences on the graph and
wanted the control on initial values of few of the nodes while running this
algorithm.
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