Apache Spark has had an implementation of it for a few years as part of its batt...

		dvirsky on June 1, 2019 \| parent \| context \| favorite \| on: Google's PageRank patent has expired 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/spar...