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Links 1 through 5 of 5 by Justin Mason tagged number-crunching

Fantastic comparative number crunching on the JC Decaux Dublin Bikes scheme, compared to their other European cities (Brussels, Lyons, Paris, Seville), times of day, busiest stations, rainfall, etc.

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specifically, Hadoop and Pig for log/metrics analytics, Cassandra going forward; great preso, lots of detail and code examples. also, impressive number-crunching going on at Twitter

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910-node cluster sorting 1TB of data in 209 seconds, using Hadoop and HDFS. I wish we had a Hadoop cluster to do SpamAssassin mass-checks on ;)

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good review of the current state of the Netflix machine-learning challenge (via BO'S)

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good number-crunching on the Verisign .com dump file, via waxy. 100% of the top 10,000 US family names are already registered. Hey ICANN! the zones should be publicly FTP-able again ;)

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