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 7499923 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 03, 2009

Filed:

Mar. 04, 2004
Applicant:

Takahiko Kawatani, Yokohama, JP;

Inventor:

Takahiko Kawatani, Yokohama, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 7/00 (2006.01); G06F 17/30 (2006.01); G06F 17/28 (2006.01); G06F 17/27 (2006.01);
U.S. Cl.
CPC ...
Abstract

In document (or pattern) clustering, the correct number of clusters and accurate assignment of each document (or pattern) to the correct cluster are attained. Documents (or patterns) describing the same topic (or object) are grouped, so a document (or pattern) group belonging to the same cluster has some commonality. Each topic (or object) has distinctive terms (or object features) or term (or object feature) pairs. When the closeness of each document (or pattern) to a given cluster is obtained, common information about the given cluster is extracted and used while the influence of terms (or object features) or term (or object feature) pairs not distinctive to the given cluster is excluded.


Find Patent Forward Citations

Kawatani, Takahiko. (2009). Document clustering method and apparatus based on common information of documents (U.S. Patent No. 7499923). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7499923

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