Drawing Device for Relationship Diagram of Documents Arranging the Documents in Chronolgical Order

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United States of America Patent

APP PUB NO 20080294651A1
SERIAL NO

11662759

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Abstract

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A document correlation diagram drawing device includes extracting means (20, 30) for extracting content data and time data of document elements (E) each including one or more documents, dendrogram drawing means (50) for drawing a dendrogram showing a correlation between documents on the basis of the content data of the document elements, clustering means (70) for cutting the dendrogram in accordance with a predetermined rule and extracting clusters, and intra-cluster arranging means (90) for determining an intra-cluster arrangement of the document elements belonging to each cluster on the basis of the time data of the document elements. Accordingly, a dendrogram adequately showing the chronological development in each field can be automatically drawn.

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Patent Owner(s)

Patent OwnerAddress
INTELLECTUAL PROPERTY BANK CORP21-19 TORANOMON 1-CHOME MINATO-KU TOKYO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Asada, Makoto Tokyo, JP 46 999
Hasuko, Kazumi Tokyo, JP 45 662
Hotta, Hideaki Tokyo, JP 11 522
Masuyama, Hiroaki Osaka, JP 26 689
Sato, Haru-Tada Tokyo, JP 5 366

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