RAVEN++: Pinpointing Fine-Grained Violations in Advertisement Videos with Active Reinforcement Reasoning. - Deyi Ji; Yuekui Yang; Liqun Liu; Peng Shu; Haiyang Wu; Shaogang Tang; Xudong Chen; Shaoping Ma; Tianrun Chen; Lanyun Zhu (EMNLP (Industry Track), 2025)