@techreport{weko_50698_1,
   author	 = "篠原,靖志",
   title	 = "独立話題分析　－独立性最大化による特徴的話題の抽出－",
   year 	 = "1999",
   institution	 = "(財)電力中央研究所情報研究所",
   number	 = "63(1999-ICS-117)",
   month	 = "jul"
}