A search engine for searching a corpus improves the relevancy of the results by refining a standard relevancy score based on the interconnectivity of the initially returned set of documents. The search engine obtains an initial set of relevant documents by matching a user's search terms to an index of...http://www.google.com/patents/US6526440?utm_source=gb-gplus-sharePatent US6526440 - Ranking search results by reranking the results based on local inter-connectivity
