Mitigating Evidence Suppression: Bi-level Active Evidence Injection for Educational Video Understanding.

@inproceedings{liu-2026-mitigating, author = {Cheng Liu and Yiping Wang and Quanlong Guan and Chaobo He and Xingyu Zhu and Liangda Fang}, editor = {Hannah Bast and Alistair Moffat and Falk Scholer and Marc Najork and Min Zhang and Hannah Bast and Marc Najork and Min Zhang}, title = {{Mitigating Evidence Suppression: Bi-level Active Evidence Injection for Educational Video Understanding}}, booktitle = {{Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2026, MelbourneVICAustralia, July 20-24, 2026}}, pages = {1221--1231}, publisher = {ACM}, year = {2026}, url = {https://doi.org/10.1145/3805712.3809586}, doi = {https://doi.org/10.1145/3805712.3809586} }