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Dynamic Topic Analysis of Synchronous Chat vw同步聊天大众的动态话题分析.indiana.ppt

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The Past, Present and Future of Weblogs Susan C. Herring School of Library and Information Science Indiana University, Bloomington Definition Weblog — a frequently modified web page in which dated entries are listed in reverse chronological sequence Related phenomena Online journal host sites (e.g., LiveJ, DiaryL) “Community weblogs” (e.g., S, M) Size 1,454,524 weblogs indexed by the NITLE Weblog Census as of 10/31/03 959,985 (66%) estimated active Including online journal sites brings the estimated total to 4.12 million (Perseus, October 2003), of which 34% are active Exponential growth of blogs The “Standard View” Weblogs are value-added filters of external (typically, Web) content; radically new; intellectually and socially transformative Mass media (e.g., Glaser 2002; Lasica 2001) Blog authors (e.g., D. Winer, R. Blood) Reproduced in assumptions of scholarly studies (e.g., Krishnamurty 2002; Park 2003) Standard history Earliest precursor - “what’s new” pages by Tim Berners-Lee (1993) 1st modern weblog - Dave Winer’s Scripting News (1996) Jorn Barger coins the term ‘weblog’ (1997) Peter Merholz re-analyzes it as ‘we-blog’ (1998); later shortened to ‘blog’ Blogger software (1999) makes blogging accessible Blogs attract media attention after 9/11 Present-day situation Pre-filtered Web content E.g., Robot Wisdom Political commentary E.g., InstaPundit Knowledge management E.g., Dave Winer at Harvard’s Berkman Center Engaging “voices” E.g., Megnut Interlinked community (the “Blogosphere”) Future projections Democratizing/socially transformative (Gillmore - “every employee should have a public weblog”) Politically influential (Rosen - “information flows from the public to the press”) Knowledge creating (Burg – “emergent intelligence”) Problems with the Standard View Ahistorical: Shallow time depth Partial: Excludes many contemporary blog phenomena Misleading: Misrepresents the nature of weblogs, with implications for future trajectory Specifically… Limits considera