BlossomRec: Block-level Fused Sparse Attention Mechanism for Sequential Recommendations.

@inproceedings{ma-2026-blossomrec, author = {Mengyang Ma and Xiaopeng Li and Wanyu Wang and Zhaocheng Du and Jingtong Gao and Pengyue Jia and Yuyang Ye and Yiqi Wang and Yunpeng Weng and Weihong Luo and Xiao Han and Xiangyu Zhao}, editor = {Hakim Hacid and Yoelle Maarek and Francesco Bonchi and Ido Guy and Emine Yilmaz}, title = {{BlossomRec: Block-level Fused Sparse Attention Mechanism for Sequential Recommendations}}, 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 = {6389--6399}, publisher = {ACM}, year = {2026}, url = {https://doi.org/10.1145/3774904.3792408}, doi = {https://doi.org/10.1145/3774904.3792408} }