To Search or Not to Search: Aligning the Decision Boundary of Deep Search Agents via Causal Intervention.

@inproceedings{zhang-2026-search, author = {Wenlin Zhang and Kuicai Dong and Junyi Li and Yingyi Zhang and Xiaopeng Li and Pengyue Jia and Yi Wen and Derong Xu and Maolin Wang and Yichao Wang and Yong Liu and Xiangyu Zhao}, editor = {Hakim Hacid and Yoelle Maarek and Francesco Bonchi and Ido Guy and Emine Yilmaz}, title = {{To Search or Not to Search: Aligning the Decision Boundary of Deep Search Agents via Causal Intervention}}, booktitle = {{Proceedings of the ACM Web Conference 2026, WWW 2026, Dubai, United Arab Emirates, originally scheduled for April 13-17, 2026, rescheduled for June 29 - July 3, 2026}}, pages = {2049--2059}, publisher = {ACM}, year = {2026}, url = {https://doi.org/10.1145/3774904.3792235}, doi = {https://doi.org/10.1145/3774904.3792235} }