{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,16]],"date-time":"2026-07-16T05:15:07Z","timestamp":1784178907711,"version":"3.55.0"},"publisher-location":"New York, NY, USA","reference-count":56,"publisher":"ACM","content-domain":{"domain":["dl.acm.org"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2025,7,13]]},"DOI":"10.1145\/3726302.3729963","type":"proceedings-article","created":{"date-parts":[[2025,7,14]],"date-time":"2025-07-14T14:55:26Z","timestamp":1752504926000},"page":"2102-2111","update-policy":"https:\/\/doi.org\/10.1145\/crossmark-policy","source":"Crossref","is-referenced-by-count":3,"title":["Efficient Recommendation with Millions of Items by Dynamic Pruning of Sub-Item Embeddings"],"prefix":"10.1145","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-0911-3605","authenticated-orcid":false,"given":"Aleksandr V.","family":"Petrov","sequence":"first","affiliation":[{"name":"University of Glasgow, Glasgow, United Kingdom"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3143-279X","authenticated-orcid":false,"given":"Craig","family":"Macdonald","sequence":"additional","affiliation":[{"name":"University of Glasgow, Glasgow, United Kingdom"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7427-1001","authenticated-orcid":false,"given":"Nicola","family":"Tonellotto","sequence":"additional","affiliation":[{"name":"University of Pisa, Pisa, Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"320","published-online":{"date-parts":[[2025,7,13]]},"reference":[{"key":"e_1_3_2_1_1_1","volume-title":"Amazon Statistics: Up-to-Date Numbers Relevant for 2023--2024. https:\/\/amzscout.net\/blog\/amazon-statistics\/ [Online","year":"2025","unstructured":"2023. Amazon Statistics: Up-to-Date Numbers Relevant for 2023--2024. https:\/\/amzscout.net\/blog\/amazon-statistics\/ [Online; accessed 16 January 2025]."},{"key":"e_1_3_2_1_2_1","volume-title":"How Many Videos Are on YouTube in 2024? https:\/\/earthweb.com\/how-many-videos-are-on-youtube\/ [Online","year":"2023","unstructured":"2023. How Many Videos Are on YouTube in 2024? https:\/\/earthweb.com\/how-many-videos-are-on-youtube\/ [Online; accessed 14 December 2023]."},{"key":"e_1_3_2_1_3_1","doi-asserted-by":"publisher","DOI":"10.1145\/383952.383957"},{"key":"e_1_3_2_1_4_1","doi-asserted-by":"publisher","DOI":"10.1145\/956863.956944"},{"key":"e_1_3_2_1_5_1","volume-title":"Lewit","author":"Buckley Chris","year":"1985","unstructured":"Chris Buckley and Alan F. Lewit. 1985. Optimization of inverted vector searches. In Proc. SIGIR. 97--110."},{"key":"e_1_3_2_1_6_1","doi-asserted-by":"publisher","DOI":"10.1109\/ICDE.2012.149"},{"key":"e_1_3_2_1_7_1","doi-asserted-by":"publisher","DOI":"10.1145\/1718487.1718538"},{"key":"e_1_3_2_1_8_1","doi-asserted-by":"publisher","DOI":"10.1145\/3511808.3557098"},{"key":"e_1_3_2_1_9_1","doi-asserted-by":"publisher","DOI":"10.1145\/3357384.3357964"},{"key":"e_1_3_2_1_10_1","doi-asserted-by":"publisher","DOI":"10.1145\/2020408.2020579"},{"key":"e_1_3_2_1_11_1","doi-asserted-by":"publisher","DOI":"10.1145\/3437963.3441727"},{"key":"e_1_3_2_1_12_1","volume-title":"Proc. NAACL.","author":"Devlin Jacob","year":"2019","unstructured":"Jacob Devlin, Ming-Wei Chang, Kenton Lee, and Kristina Toutanova. 2019. BERT: Pre-training of Deep Bidirectional Transformers for Language Understanding. In Proc. NAACL."},{"key":"e_1_3_2_1_13_1","doi-asserted-by":"publisher","DOI":"10.1145\/2009916.2010048"},{"key":"e_1_3_2_1_14_1","volume-title":"Proc. CIKM. 396--405","author":"Du Hanwen","year":"2022","unstructured":"Hanwen Du, Hui Shi, Pengpeng Zhao, DeqingWang, Victor S. Sheng, Yanchi Liu, Guanfeng Liu, and Lei Zhao. 2022--10--17. Contrastive Learning with Bidirectional Transformers for Sequential Recommendation. In Proc. CIKM. 396--405."},{"key":"e_1_3_2_1_15_1","volume-title":"Proc. RecSys. 848--855","author":"Bal\u00e1zs","unstructured":"Bal\u00e1zs Hidasi and \u00c1d\u00e1m Tibor Czapp. 2023. Widespread Flaws in Offline Evaluation of Recommender Systems. In Proc. RecSys. 848--855."},{"key":"e_1_3_2_1_16_1","doi-asserted-by":"publisher","DOI":"10.1109\/TPAMI.2010.57"},{"key":"e_1_3_2_1_17_1","doi-asserted-by":"publisher","DOI":"10.1145\/2600428.2609572"},{"key":"e_1_3_2_1_18_1","volume-title":"Proc. ADCS. 44--51","author":"Jia Xiang-Fei","year":"2010","unstructured":"Xiang-Fei Jia, Andrew Trotman, and Richard O'Keefe. 2010. Efficient accumulator initialisation. In Proc. ADCS. 44--51."},{"key":"e_1_3_2_1_19_1","doi-asserted-by":"publisher","DOI":"10.1109\/TBDATA.2019.2921572"},{"key":"e_1_3_2_1_20_1","doi-asserted-by":"publisher","DOI":"10.1109\/ICDM.2018.00035"},{"key":"e_1_3_2_1_21_1","doi-asserted-by":"publisher","DOI":"10.1145\/3604915.3610644"},{"key":"e_1_3_2_1_22_1","doi-asserted-by":"publisher","DOI":"10.1145\/3626772.3657898"},{"key":"e_1_3_2_1_23_1","doi-asserted-by":"publisher","DOI":"10.1145\/3366423.3380151"},{"key":"e_1_3_2_1_24_1","doi-asserted-by":"crossref","unstructured":"Jun Ma Pengpeng Zhao Yanchi Liu Victor S. Sheng Jiajie Xu and Lei Zhao. 2020. Modeling Periodic Pattern with Self-Attention Network for Sequential Recommendation. In Database Systems for Advanced Applications (Cham). 557--572.","DOI":"10.1007\/978-3-030-59419-0_34"},{"key":"e_1_3_2_1_25_1","doi-asserted-by":"publisher","DOI":"10.1145\/2348283.2348367"},{"key":"e_1_3_2_1_26_1","doi-asserted-by":"publisher","DOI":"10.1145\/3159652.3159676"},{"key":"e_1_3_2_1_27_1","article-title":"Efficient Document-at-atime and Score-at-a-time Query Evaluation for Learned Sparse Representations","volume":"41","author":"Mackenzie Joel","year":"2023","unstructured":"Joel Mackenzie, Andrew Trotman, and Jimmy Lin. 2023. Efficient Document-at-atime and Score-at-a-time Query Evaluation for Learned Sparse Representations. ACM Trans. Inf. Syst. 41, 4, Article 96 (March 2023).","journal-title":"ACM Trans. Inf. Syst."},{"key":"e_1_3_2_1_28_1","doi-asserted-by":"publisher","DOI":"10.1145\/3077136.3080780"},{"key":"e_1_3_2_1_29_1","doi-asserted-by":"publisher","DOI":"10.1109\/ICDE.1994.283064"},{"key":"e_1_3_2_1_30_1","doi-asserted-by":"publisher","DOI":"10.1145\/237496.237497"},{"key":"e_1_3_2_1_31_1","volume-title":"Petrov and Craig Macdonald","author":"Aleksandr","year":"2022","unstructured":"Aleksandr V. Petrov and Craig Macdonald. 2022. A Systematic Review and Replicability Study of BERT4Rec for Sequential Recommendation. In Proc. RecSys. 436--447."},{"key":"e_1_3_2_1_32_1","volume-title":"Petrov and Craig Macdonald","author":"Aleksandr","year":"2023","unstructured":"Aleksandr V. Petrov and Craig Macdonald. 2023. Generative Sequential Recommendation with GPTRec. In Proc. Gen-IR@SIGIR."},{"key":"e_1_3_2_1_33_1","volume-title":"Petrov and Craig Macdonald","author":"Aleksandr","year":"2023","unstructured":"Aleksandr V. Petrov and Craig Macdonald. 2023. gSASRec: Reducing Overconfidence in Sequential Recommendation Trained with Negative Sampling. In Proc. RecSys. 116--128."},{"key":"e_1_3_2_1_34_1","volume-title":"Petrov and Craig Macdonald","author":"Aleksandr","year":"2023","unstructured":"Aleksandr V. Petrov and Craig Macdonald. 2023. RSS: Effective and Efficient Training for Sequential Recommendation Using Recency Sampling. ACM Transactions on Recommender Systems (2023), 3604436."},{"key":"e_1_3_2_1_35_1","volume-title":"Petrov and Craig Macdonald","author":"Aleksandr","year":"2024","unstructured":"Aleksandr V. Petrov and Craig Macdonald. 2024. RecJPQ: Training Large- Catalogue Sequential Recommenders. In Proc. WSDM."},{"key":"e_1_3_2_1_36_1","doi-asserted-by":"publisher","DOI":"10.1145\/3640457.3688168"},{"key":"e_1_3_2_1_37_1","doi-asserted-by":"publisher","DOI":"10.18653\/v1\/2023.emnlp-main.83"},{"key":"e_1_3_2_1_38_1","unstructured":"Alec Radford Jeffrey Wu Rewon Child David Luan Dario Amodei and Ilya Sutskever. 2019. Language Models Are Unsupervised Multitask Learners."},{"key":"e_1_3_2_1_39_1","volume-title":"Chi","author":"Rajput Shashank","year":"2023","unstructured":"Shashank Rajput, Nikhil Mehta, Anima Singh, Raghunandan Keshavan, Trung Vu, Lukasz Heldt, Lichan Hong, Yi Tay, Vinh Q. Tran, Jonah Samost, Maciej Kula, and Ed H. Chi. 2023. Recommender Systems with Generative Retrieval. In Proc. NeurIPS."},{"key":"e_1_3_2_1_40_1","volume-title":"Proc. TREC.","author":"Robertson Stephen","year":"1994","unstructured":"Stephen Robertson, SteveWalker, Susan Jones, Micheline Hancock-Beaulieu, and Mike Gatford. 1994. Okapi at TREC-3. In Proc. TREC."},{"key":"e_1_3_2_1_41_1","volume-title":"Proc. ICLR.","author":"Shen Jiayi","year":"2021","unstructured":"Jiayi Shen, Shupeng Gui, Haotao Wang, Jianchao Tan, Zhangyang Wang, and Ji Liu. 2021. UMEC: Unified model and embedding compression for efficient recommendation systems. In Proc. ICLR."},{"key":"e_1_3_2_1_42_1","doi-asserted-by":"publisher","DOI":"10.1145\/3357384.3357895"},{"key":"e_1_3_2_1_43_1","unstructured":"Tianchi. 2018. IJCAI-16 Brick-and-Mortar Store Recommendation Dataset. https:\/\/tianchi.aliyun.com\/dataset\/53"},{"key":"e_1_3_2_1_44_1","doi-asserted-by":"publisher","DOI":"10.1145\/3389795"},{"key":"e_1_3_2_1_45_1","doi-asserted-by":"publisher","DOI":"10.1145\/2433396.2433407"},{"key":"e_1_3_2_1_46_1","doi-asserted-by":"publisher","DOI":"10.1561\/1500000057"},{"key":"e_1_3_2_1_47_1","doi-asserted-by":"publisher","DOI":"10.1016\/0306-4573(95)00020-H"},{"key":"e_1_3_2_1_48_1","volume-title":"Proc. NeurIPS.","author":"Vaswani Ashish","year":"2017","unstructured":"Ashish Vaswani, Noam Shazeer, Niki Parmar, Jakob Uszkoreit, Llion Jones, Aidan N Gomez, \u0141ukasz Kaiser, and Illia Polosukhin. 2017. Attention Is All You Need. In Proc. NeurIPS."},{"key":"e_1_3_2_1_49_1","doi-asserted-by":"publisher","DOI":"10.2737\/FPL-GTR-290"},{"key":"e_1_3_2_1_50_1","volume-title":"Nguyen Quoc Viet Hung, and Hongzhi Yin","author":"Xia Xin","year":"2023","unstructured":"Xin Xia, Junliang Yu, Qinyong Wang, Chaoqun Yang, Nguyen Quoc Viet Hung, and Hongzhi Yin. 2023. Efficient On-Device Session-Based Recommendation. ACM Transactions on Information Systems (2023)."},{"key":"e_1_3_2_1_51_1","doi-asserted-by":"publisher","DOI":"10.18653\/v1\/2020.acl-main.204"},{"key":"e_1_3_2_1_52_1","doi-asserted-by":"publisher","DOI":"10.1145\/3308558.3313408"},{"key":"e_1_3_2_1_53_1","unstructured":"Jiaqi Zhai Lucy Liao Xing Liu Yueming Wang Rui Li Xuan Cao Leon Gao Zhaojie Gong Fangda Gu Michael He Yinghai Lu and Yu Shi. 2024. Actions Speak Louder thanWords: Trillion-Parameter Sequential Transducers for Generative Recommendations. arXiv:2402.17152 [cs] http:\/\/arxiv.org\/abs\/2402.17152"},{"key":"e_1_3_2_1_54_1","doi-asserted-by":"publisher","DOI":"10.1145\/3459637.3482358"},{"key":"e_1_3_2_1_55_1","doi-asserted-by":"publisher","DOI":"10.1609\/aimag.v17i3.1232"},{"key":"e_1_3_2_1_56_1","doi-asserted-by":"publisher","DOI":"10.1145\/3626772.3657816"}],"event":{"name":"SIGIR '25: The 48th International ACM SIGIR Conference on Research and Development in Information Retrieval","location":"Padua Italy","acronym":"SIGIR '25","sponsor":["SIGIR ACM Special Interest Group on Information Retrieval"]},"container-title":["Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval"],"original-title":[],"link":[{"URL":"https:\/\/dl.acm.org\/doi\/pdf\/10.1145\/3726302.3729963","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,8,22]],"date-time":"2025-08-22T18:34:17Z","timestamp":1755887657000},"score":1,"resource":{"primary":{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/3726302.3729963"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2025,7,13]]},"references-count":56,"alternative-id":["10.1145\/3726302.3729963","10.1145\/3726302"],"URL":"https:\/\/doi.org\/10.1145\/3726302.3729963","relation":{},"subject":[],"published":{"date-parts":[[2025,7,13]]},"assertion":[{"value":"2025-07-13","order":3,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}