Apache Spark has had an implementation of it for a few years as part of its batteries included. https://spark.apache.org/docs/1.6.1/api/java/org/apache/spark/gr

Apache Spark has had an implementation of it for a few years as part of its batteries included. https://spark.apache.org/docs/1.6.1/api/java/org/apache/spark/graphx/lib/PageRank.html https://spark.apache.org/docs/1.6.1/api/java/org/apache/spar...