@techreport{weko_94852_1, author = "高橋,和希 and 竹村,研治郎", title = "顔方向の変化に着目した多人数視線推定システムの開発", year = "2013", institution = "慶應義塾大学, 慶應義塾大学", number = "11", month = "aug" }