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地域SNSでの知識流通に関する一考察

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A Study of Knowledge Sharing in Regional Social Networking Services

Hideyuki Tanaka, Kunihiko Nakano ,and Takeshi Okamoto Graduate School of Interdisciplinary Information Studies

7-3-1, Hongo, Bunkyo-ku, Tokyo, Japan

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Abstract

The authors aim to investigate actual situation of regional social networking services, SNSs, that cover specific area in Japan. The paper focuses on knowledge sharing in regional SNSs by analyzing diary entries in terms of frequency and sentiment expressions.

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! -,"#$%, &"'((2008), )*+ SNS ,-./0123456789,! :; 23 <=>?@ABC@DEF@GHIJ . ! KLM,NOP,Q&RS (2008), )FTU VWX2YZ6[\]^_`a9, DEWS2008 A1-4. ! bcd%, efgh, ijk%, lmn (2007), :*+ SNS--o4pqr!0123 4W`a!s4tX--uvw Web2.0 xy 6z{-|}~•€^•J, ‚ƒ„…XW4. ! †‡ˆ(2006),:‰Š‹ŒpXV•Ž•6• ‘’J, at http://www.soumu.go.jp/denshijiti/ict/ind ex.html, accessed on February 28, 2009. ! *“”•AB–`—4 (2007), )*+ SNS 6˜•™š›,œ•/žŸ6~ ¡¢9, at http://www.lasdec.nippon-net.ne.jp/rdd/c ommunity/survey/sns_survey.html, access on February 28, 2009. ! £¤¥j,¦M§¨,£¤©ª,«&¬- (2001), )TU®¯X2°P±}²³A— a´’µ¶¯4·X6¸¹“º9,:»jA B¼½C@†¾F@¿ÀGHIJ, pp.514-515. ! ÁÂÃn,"ÄÅÆ,Ç&ÈÉ(2006), )³A ÊË®•¶65ÌX—Í`a°•βxÏ ÐVWX2I¾YZ6ÑÒÓÔ9, ; 20 < ªÕÃÖC@F@ 2E1-02, 2006 × 5 Ø. ! Plutchik, Robert (1960), “The

Multifactor-Analytic Theory of Emotion,” Journal of Psychology, vol. 50,

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