Detecting spam documents in a phrase based information retrieval system
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United States of America Patent
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Oct 13, 2009
Grant Date -
Dec 28, 2006
app pub date -
Jun 28, 2006
filing date -
Jul 26, 2004
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An information retrieval system uses phrases to index, retrieve, organize and describe documents. Phrases are identified that predict the presence of other phrases in documents. Documents are the indexed according to their included phrases. A spam document is identified based on the number of related phrases included in a document.
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