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Hierarchical data-driven search and navigation system and method for information retrieval

  • US 20020083039A1
  • Filed: 10/31/2001
  • Published: 06/27/2002
  • Est. Priority Date: 05/18/2000
  • Status: Active Grant
First Claim
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1. A search and navigation system for a set of materials, comprising:

  • a plurality of attributes characterizing the materials;

    a plurality of values describing the materials, wherein each of the values has an association with at least one of the attributes and each association defines an attribute-value pair;

    a plurality of navigation states, wherein each navigation state corresponds to a particular expression of attribute-value pairs and to a particular subset of the materials; and

    a search interface, the search interface including a free-text search tool for accepting free-text queries, the search interface being adapted to generate multi-term interpretations of free-text queries, a multi-term interpretation including a conjunction of attribute-value pairs that corresponds to a navigation state,the search interface providing a display of a set of search results for a query, the set of search results including multi-term interpretations.

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