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计算机科学 2009
Weigh Matrix Based Solution Framework for Term Proximity Information Retrieval
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Abstract:
Tradional information retrieval models assume that keywords in queries are parallel,but the requirements of users should be abstracted to a series of keywords groups,and the sematic relations of keywords inside the group are closer than outside.This is "Term Proximity Information Retrieval"(TPIR) defined in this paper,and we presented a solution framework based on Weigh Matrix(WMSF).WMSF abstractes documents and queries to Weigh Matrix Representation of Document and Query Weigh Matrix,and then implements th...