Reputation Analysis related to the East Japan Great Earthquake by Cross Media Analysis

2014 Fiscal Year Final Research Report

• Project/Area Number: 24500180
• Research Category: Grant-in-Aid for Scientific Research (C)
• Allocation Type: Multi-year Fund
• Section: 一般
• Research Field: Intelligent informatics
• Research Institution: Chiba University of Commerce
• Principal Investigator: HASHIMOTO Takako 千葉商科大学, 商経学部, 准教授 (80551697)
• Co-Investigator(Kenkyū-buntansha): SHIROTA Yukari 学習院大学, 経済学部, 教授 (30337901) ; KUBOYAMA Tetsuji 学習院大学, 付置研究所, 教授 (80302660)
• Research Collaborator: CHAKRABORTY Basabi 岩手県立大学, ソフトウェア情報学部, 教授 (90305293)
• Project Period (FY): 2012-04-01 – 2015-03-31
• Keywords: ソーシャルメディア解析 / データマイニング / ビッグデータ / 話題抽出

Outline of Final Research Achievements

The aim of this research was to conduct the cross media research for blogs, web video sites, micro-blogs (twitter), online bulletin boards related to the East Japan Great Analysis, to make clear the reputation formation process in social media. We analyzed and visualized the damaged people's requirements transition from blogs provided by NPO in Iwate Prefecture, using the data mining techniques such as Network Community Graph, LDA, LSA, and so on. From the web video sites, we extracted trigger words and explored how those words activated burst micro blogs. The results were analyzed as cross media relationships. In addition, as the part of cross media analysis, we started the new collaborative research with Thai to analyze the relationships between Thai and Japan social media.

Free Research Field

ソーシャルメディア解析