Github user felixcheung commented on a diff in the pull request:
https://github.com/apache/spark/pull/23072#discussion_r234432049
--- Diff: R/pkg/vignettes/sparkr-vignettes.Rmd ---
@@ -968,6 +970,17 @@ predicted <- predict(model, df)
head(predicted)
```
+#### Power Iteration Clustering
+
+Power Iteration Clustering (PIC) is a scalable graph clustering algorithm.
`spark.assignClusters` method runs the PIC algorithm and returns a cluster
assignment for each input vertex.
+
+```{r}
+df <- createDataFrame(list(list(0L, 1L, 1.0), list(0L, 2L, 1.0),
+ list(1L, 2L, 1.0), list(3L, 4L, 1.0),
+ list(4L, 0L, 0.1)), schema = c("src", "dst",
"weight"))
+head(spark.assignClusters(df, initMode="degree", weightCol="weight"))
--- End diff --
spacing: `initMode = "degree", weightCol = "weight"`
---
---------------------------------------------------------------------
To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org
For additional commands, e-mail: reviews-h...@spark.apache.org
