Can Multimodal LLMs Perform Time Series Anomaly Detection?

@inproceedings{xu-2026-multimodal, author = {Xiongxiao Xu and Haoran Wang and Yueqing Liang and Philip S. Yu and Yue Zhao and Kai Shu}, editor = {Hakim Hacid and Yoelle Maarek and Francesco Bonchi and Ido Guy and Emine Yilmaz}, title = {{Can Multimodal LLMs Perform Time Series Anomaly Detection?}}, 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 = {5392--5403}, publisher = {ACM}, year = {2026}, url = {https://doi.org/10.1145/3774904.3792376}, doi = {https://doi.org/10.1145/3774904.3792376} }