Apparatus and method for retrieval of information from various structured information
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United States of America Patent
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-
Jul 4, 2000
Grant Date -
N/A
app pub date -
Nov 14, 1997
filing date -
Nov 15, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An information retrieval apparatus having a meta-data specifying section for specifying at least one attribute of information described in various forms of description, and a pattern learning section for creating rules for extracting information including the specified attribute based on the specified attribute.
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