Efficient Optimization of Hierarchical Identifiers for Generative Recommendation.

@inproceedings{valeau-2026-efficient, author = {Federica Valeau and Odysseas Boufalis and Polytimi Gkotsi and Joshua Rosenthal and David Vos}, editor = {Ricardo Campos and Adam Jatowt and Yanyan Lan and Mohammad Aliannejadi and Christine Bauer and Sean MacAvaney and Avishek Anand and Zhaochun Ren and Suzan Verberne and Nan Bai and Masoud Mansoury}, title = {{Efficient Optimization of Hierarchical Identifiers for Generative Recommendation}}, booktitle = {{Advances in Information Retrieval - 48th European Conference on Information Retrieval, ECIR 2026, Delft, The Netherlands, March 29 - April 2, 2026, Proceedings, Part III}}, series = {Lecture Notes in Computer Science}, volume = {16485}, pages = {82--97}, publisher = {Springer}, year = {2026}, url = {https://doi.org/10.1007/978-3-032-21324-2_6}, doi = {https://doi.org/10.1007/978-3-032-21324-2_6} }