Appeal No. 2002-2321
Application 09/283,268
ranking of advertisements to user queries. This relevancy-
ranking improvement is achieved by establishing super-category
term lists for data queries by obtaining categories of documents
retrievable via the query, establishing document super-
categories, mapping each category to a super-category
automatically in accordance with at least one previously-
determined mapping of categories to super-categories, and
creating a super-category term list including the terms of the
super-category as well as the terms of the categories mapped to
the super-category.
Representative claim 1 is reproduced as follows:
1. A method executed in a computer system for establishing
super-category term lists for use in performing a data query,
comprising:
obtaining categories of documents that may be retrieved in
accordance with said data query, each of the categories having at
least one term;
establishing super-categories for the documents;
mapping each of the categories to a super-category, wherein
at least one of said categories is mapped to a super-category
automatically in accordance with one or more previously
determined mappings of categories to super-categories; and
establishing a super-category term list for each term
appearing in a super-category or a category, each element of a
list including the terms in the super-category and the terms in
the categories that are mapped to that super-category.
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