Pin-SCALE: Semantic Cascading and Alignment Learning for Engagement-Aware IDs in Cold-Start Recommendations.

@inproceedings{qu-2026-pinscale, author = {Jiaxing Qu and Junpeng Hou and Yijie Ding and Jaewon Yang and Olafur Gudmundsson and Sai Xiao and Huizhong Duan}, 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 = {{Pin-SCALE: Semantic Cascading and Alignment Learning for Engagement-Aware IDs in Cold-Start Recommendations}}, booktitle = {{Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2026, MelbourneVICAustralia, July 20-24, 2026}}, pages = {4837--4841}, publisher = {ACM}, year = {2026}, url = {https://doi.org/10.1145/3805712.3808507}, doi = {https://doi.org/10.1145/3805712.3808507} }