Relevancy-based database retrieval and display techniques
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Abstract
Techniques to retrieve, rank and display data objects retrieved form a database are described. In particular, methods to assign a global ranking value to a data object based on a combination of that object'"'"'s link-based (e.g., vector-space cluster analysis) and text-based (e.g., word frequency) ranks are described. Additional techniques to determine a set of concepts, topics or key words associated with each retrieved data objects are described.
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Citations
34 Claims
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1-17. -17. (canceled)
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18. A method to assign topic terms to a plurality of data objects, comprising:
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identifying a plurality of data objects;
identifying a plurality of level-1 groups from the plurality of identified data objects, each level-1 group including one or more of the identified plurality of data objects;
assigning one or more topic terms to each level-1 group, each of the one or more topic terms associated with at least one of the identified data objects comprising a level-1 group;
partitioning each level-1 group into one or more level-2 groups, each level-2 group associated with an identified topic term;
merging those level-2 groups having topic terms that overlap by at least a specified amount; and
processing the merged level-2 groups in accordance with their assigned topic terms. - View Dependent Claims (19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34)
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Specification