TAR: Generative Auto-Bidding and Budget Pacing via Multi-Scale Trajectory Modeling.

@inproceedings{callan-2026-tar, author = {Jamie Callan and Liang Shi and Hirotaka Kawashima and Yundu Huang and Jamie Callan and Liang Shi and Jaime G. Carbonell and Longxiang Xu and Hiroyuki Fujishiro and Jian Xu and Jaime G. Carbonell and Longxiang Xu and Zhengju Tang and Hirotaka Kawashima and Yundu Huang and Hiroyuki Fujishiro and Jian Xu and Zhi Yang}, 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 = {{TAR: Generative Auto-Bidding and Budget Pacing via Multi-Scale Trajectory Modeling}}, booktitle = {{Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2026, MelbourneVICAustralia, July 20-24, 2026}}, pages = {1623--1632}, publisher = {ACM}, year = {2026}, url = {https://doi.org/10.1145/3805712.3809706}, doi = {https://doi.org/10.1145/3805712.3809706} }