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United States of America Patent
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Jul 8, 2008
Grant Date -
N/A
app pub date -
Jan 24, 2002
filing date -
Jan 24, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
A system for indexing a document including: receiving a document to be processed for inclusion in an index of documents; locating a set of documents that include hyperlinks to the document; retrieving anchortext associated with each hyperlink; parsing the anchortext into one or more tokens. Then for each token the following acts are performed: determining a weight for the token, determining whether the weight assigned to the token exceeds a threshold token weight; and indexing the document under the token, if the token weight assigned to the token exceeds the threshold token weight.
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