| 摘要 |
PROBLEM TO BE SOLVED: To perform accurate clustering while considering the similarity of members belonging to a community and the similarity of topics. SOLUTION: The clustering device 1 includes: a matrix formation unit 201 which forms a matrix showing the activity situations of members belonging to a group according to topic information and member information belonging to the group; a clustering processing unit 202 which performs double clustering to one or two or more topics or one or two or more members belonging to the group based on the matrix formed by the matrix formation unit 201; and a grouping unit 203 which divides the topics and members to new sub groups based on the clustering processing result by the clustering processing unit. COPYRIGHT: (C)2010,JPO&INPIT
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