Method and system for query reformulation for searching of information

摘要

The invention provides a method and system for searching information using a reformulated query expression. The method includes entering a query in a form of a natural language expression. The query comprises a plurality of terms. The method also includes reformulating the query by eliminating one or more non-interesting terms using semantic and syntactic information for one or more of the terms; and querying a database of information based upon the reformulated query.