AIM 2020 Challenge on Video Extreme Super-Resolution: Methods and Results. - Dario Fuoli; Zhiwu Huang; Shuhang Gu; Radu Timofte; Arnau Raventos; Aryan Esfandiari; Salah Karout; Xuan Xu; Xin Li 005; Xin Xiong; Jinge Wang 002; Pablo Navarrete Michelini; et al. (ECCV Workshops (4), 2020)