Investigation of intelligent barbell squat coaching system based on computer vision and machine learning. - Yinq-Rong Chern; Yuhao Lee; Hsiao-Ching Lin; Guan-Ting Chen; Ying-Hsien Chen; Fu-Sung Lin; Chih-Yao Chuang; Jenn-Jier James Lien; Chih-Hsien Huang (CoRR, 2025)