May 10, 2006

Google Search Continues To Improve

Some interesting things about search from Alan Eustace's speech at Google Press Day.
  • 10-20% of the web changes every month
  • thousands of machines are involved in processing a single query
  • Google uses more than 200 signals for PageRank
  • Google has an index 3 times as large as Yahoo's index or MSN's index
  • 20-25% of the queries are unique

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