Tetsuo Hayamizu

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In this paper, we discuss problems with HITS (Hyperlink-Induced Topic Search) algorithm, which capitalizes on hy-perlinks to extract topic-bound communities of web pages. Despite its theoretically sound foundations, we observed HITS algorithm failed in real applications. In order to understand this problem, we developed a visualization tool LinkViewer,(More)
Computer Supported Cooperative Work " awareness " " " action-biased awareness 1. omuni-directional 2. " awareness " Owing to the characteristics of electronic media, such as lack of social context cues and social presence, various problems may arise when communicating through it. In order to resolve such problems, many CSCW researchers have emphasized "(More)
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