Cell Behavior Video Classification Challenge, a benchmark for computer vision methods in time-lapse microscopy. - Raffaella Fiamma Cabini; Deborah Barkauskas; Guangyu Chen; Zhi-Qi Cheng; David E. Cicchetti; Judith Drazba; Rodrigo Fernandez-Gonzalez; Raymond Hawkins; Yujia Hu; Jyoti Kini; Charles LeWarne; Xufeng Lin; et al. (CoRR, 2026)