@techreport{weko_33807_1,
   author	 = "久保,晴信",
   title	 = "決定木の比較を利用したコンセプトドリフトの解析",
   year 	 = "2008",
   institution	 = "日本アイ・ビー・エム株式会社",
   number	 = "55(2008-EMB-009)",
   month	 = "jun"
}