Unsupervised Temporal Feature Aggregation for Event Detection in Unstructured Sports Videos. - Subhajit Chaudhury; Hiroki Ozaki; Daiki Kimura; Phongtharin Vinayavekhin; Asim Munawar; Ryuki Tachibana; Koji Ito; Yuki Inaba; Minoru Matsumoto; Shuji Kidokoro (ISM, 2019)