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Simhashing in Hadoop with MapReduce, Cascalog and Cascading

Simhashing in MapReduce is a quick way to find clusters in a huge amount of data. By using Cascading and Cascalog we’re able to work with MapReduce jobs at the level of functions rather than individual map-reduce phases.

Chris K.Wensel

Original title and link: Simhashing in Hadoop with MapReduce, Cascalog and Cascading (NoSQL databases © myNoSQL)

via: http://www.xcombinator.com/2011/05/09/cascading-simhash-a-library-to-cluster-by-minhashes-in-hadoop/