There has been a spate of new search patents. New patents from this week from Yahoo on indexing by concepts and on uses of scripts on different computers to share data between them. Microsoft looks at reranking search results based upon redundancy, annotations on web pages, and showing web ads based upon a person's television viewing habits. IBM comes up with smarter bookmarks, and Amazon shows smarter search results when a first query doesn't quite work. Read more at: SearchEngineWatch.

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