Omni-Captioner: Data Pipeline, Models, and Benchmark for Omni Detailed Perception - Ma, Ziyang; Xu, Ruiyang; Xing, Zhenghao; Chu, Yunfei; Wang, Yuxuan; He, Jinzheng; Xu, Jin; Heng, Pheng-Ann; Yu, Kai; Lin, Junyang; Chng, Ensiong; Chen, Xie (International Conference on Learning Representations, 2026)