@techreport{weko_211688_1,
   author	 = "毛利,元昭",
   title	 = "非負値行列因子分解を利用した雑音除去",
   year 	 = "2021",
   institution	 = "愛知大学経営学部",
   number	 = "9",
   month	 = "jun"
}