The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 8204872 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 19, 2012

Filed:

Mar. 24, 2009
Applicants:

Chang-tai Hsieh, Taipei County, TW;

Chuo-yen Lin, Taipei, TW;

Chia-yuan Yang, Taipei County, TW;

Shih-chun Chou, Taipei, TW;

Inventors:

Chang-Tai Hsieh, Taipei County, TW;

Chuo-Yen Lin, Taipei, TW;

Chia-Yuan Yang, Taipei County, TW;

Shih-Chun Chou, Taipei, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 7/00 (2006.01); G06F 17/30 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for instantly expanding a keyterm is provided. According to the query term, a data search process is performed by several search engines. Several document snippets related to the query term are obtained from the search engines. A related term table containing several keyterms corresponding to each snippet is built up by analyzing each of the document snippet. According to a position relationship between the each keyterm and the query term in each snippet, a correlation calculation is performed for giving each keyterm a correlation value. A semantic merging process is performed to merge the correlation values of the keyterms with the same semantic meaning to be a correlation indicator. Some of the keyterms are determined to form a keyterm set of the query term.


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