@techreport{weko_52844_1,
   author	 = "金澤,靖 and 金谷健一",
   title	 = "画像の特徴点に共分散行列は本当に必要か？",
   year 	 = "2001",
   institution	 = "豊橋技術科学大学知識情報工学系, 群馬大学工学部情報工学科",
   number	 = "23(2000-CVIM-126)",
   month	 = "mar"
}