TimeMM: Time-as-Operator Spectral Filtering for Dynamic Multimodal Recommendation.

@inproceedings{yang-2026-timemm, author = {Wei Yang and Marco Alessio and Zihan Lin and Haiqing Chen and Rui Zhong and Simone Merlo and Xiaodan Wang and Marco Alessio and Zihan Lin and Cheng Chen and Tommaso Di Noia and Simone Merlo and Xiaodan Wang and Guglielmo Faggioli and Huan Ren and Cheng Chen and Tommaso Di Noia and Marco Ferrante and Yao Hu and Haiqing Chen and Rui Zhong and Guglielmo Faggioli and Huan Ren and Marco Ferrante and Yao Hu}, 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 = {{TimeMM: Time-as-Operator Spectral Filtering for Dynamic Multimodal Recommendation}}, booktitle = {{Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2026, MelbourneVICAustralia, July 20-24, 2026}}, pages = {2230--2241}, publisher = {ACM}, year = {2026}, url = {https://doi.org/10.1145/3805712.3809616}, doi = {https://doi.org/10.1145/3805712.3809616} }