FPI-AD: Anomaly Detection with Dense Skeleton Analysis and Future Frame Prediction. - Nguyet Giap-Thi; Daisuke Imoto; Uyen Nguyen-Thi-Bao; Norimitsu Akiba; Kenji Kurosawa; Masakatsu Honma; Inaoka Shun; Trung Tran-Quang (RIVF, 2024)