Character string retrieval system having a variable display range
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United States of America Patent
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Aug 17, 1999
Grant Date -
N/A
app pub date -
Jul 31, 1995
filing date -
Dec 2, 1994
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A character string retrieval system is provided which makes it easy to determine whether the character string located by a search performed on a structured document is a desired character string. The system includes character string searching device for performing a full text search on a structured document, structure analyzing device for analyzing the structure of the document, memory device for storing the result of the search performed by the character string searching device and the result of the analysis performed by the structure analyzing device, and display range changing device for changing a display range for displaying text containing a hit character string located during the search, according to structure units analyzed with respect to the document.
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