The process of extracting useful knowledge from large datasets has become one of the most
pressing problems in today's society. The problem spans entire sectors, from scientists to …

This paper investigates whether Web comments are of descriptive nature, that is, whether
the combined text of a set of comments is similar in topic to the commented object. If so …

Transcripts of meetings are a document genre characterized by a complex narrative
structure. The essence is not only what is said, but also by who and to whom. This paper …

Writing comments about news articles, blogs, or reviews have become a popular activity in
social media. In this paper, we analyze reader comments about reviews. Analyzing review …

User-contributed comments are one of the hallmarks of the Social Web, widely adopted
across social media sites and mainstream news providers alike. While comments encourage …

論文抄録 近年, Web 上に多数存在する掲示板などの文書から, 意見情報を自動的に収集・解析
する技術への関心が高まっている. このような意見情報の抽出には, 評価を表す表現が重要な …

論文抄録 ネット上に分散する個人の意見を検索・分類・要約する意見マイニングを目的として,
その部分問題である意見情報抽出の課題設定のあり方を論じる.< 評価対象, 属性, 評価値> …