{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,21]],"date-time":"2026-07-21T14:35:32Z","timestamp":1784644532289,"version":"3.55.0"},"publisher-location":"New York, NY, USA","reference-count":11,"publisher":"ACM","license":[{"start":{"date-parts":[[2026,6,7]],"date-time":"2026-06-07T00:00:00Z","timestamp":1780790400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/legalcode"}],"funder":[{"name":"FWF","award":["10.55776\/COE12"],"award-info":[{"award-number":["10.55776\/COE12"]}]},{"name":"FFG","award":["FO999902654"],"award-info":[{"award-number":["FO999902654"]}]},{"name":"FFG","award":["FO999933866"],"award-info":[{"award-number":["FO999933866"]}]}],"content-domain":{"domain":["dl.acm.org"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2026,6,8]]},"DOI":"10.1145\/3774935.3812709","type":"proceedings-article","created":{"date-parts":[[2026,6,1]],"date-time":"2026-06-01T14:44:13Z","timestamp":1780325053000},"page":"517-520","update-policy":"https:\/\/doi.org\/10.1145\/crossmark-policy","source":"Crossref","is-referenced-by-count":1,"title":["Meta-Learning and Targeted Differential Privacy to Improve the Accuracy-Privacy Trade-off in Recommendations"],"prefix":"10.1145","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-6581-1945","authenticated-orcid":false,"given":"Peter","family":"M\u00fcllner","sequence":"first","affiliation":[{"name":"Know Center Research GmbH, Graz, Austria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3230-6234","authenticated-orcid":false,"given":"Dominik","family":"Kowald","sequence":"additional","affiliation":[{"name":"Know Center Research GmbH and University of Graz, Graz, Austria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1706-3406","authenticated-orcid":false,"given":"Markus","family":"Schedl","sequence":"additional","affiliation":[{"name":"Johannes Kepler University Linz and Linz Institute of Technology, Linz, Austria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5293-2967","authenticated-orcid":false,"given":"Elisabeth","family":"Lex","sequence":"additional","affiliation":[{"name":"Graz University of Technology, Graz, Austria"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"320","published-online":{"date-parts":[[2026,6,7]]},"reference":[{"key":"e_1_3_3_2_2_2","doi-asserted-by":"crossref","unstructured":"Zefeng Chen Wensheng Gan Jiayang Wu Kaixia Hu and Hong Lin. 2025. Data Scarcity in Recommendation Systems: A Survey. ACM TORS 3 3 (2025) 1\u201331.","DOI":"10.1145\/3639063"},{"key":"e_1_3_3_2_3_2","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-031-70368-3_21"},{"key":"e_1_3_3_2_4_2","doi-asserted-by":"crossref","unstructured":"F\u00a0Maxwell Harper and Joseph\u00a0A Konstan. 2015. The MovieLens Datasets: History and Context. ACM TIIS 5 4 (2015) 1\u201319.","DOI":"10.1145\/2827872"},{"key":"e_1_3_3_2_5_2","doi-asserted-by":"publisher","DOI":"10.1145\/3292500.3330859"},{"key":"e_1_3_3_2_6_2","doi-asserted-by":"publisher","DOI":"10.1145\/3397271.3401081"},{"key":"e_1_3_3_2_7_2","doi-asserted-by":"publisher","DOI":"10.1145\/1557019.1557090"},{"key":"e_1_3_3_2_8_2","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-030-72240-1_8"},{"key":"e_1_3_3_2_9_2","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-031-09316-6_7"},{"key":"e_1_3_3_2_10_2","doi-asserted-by":"publisher","DOI":"10.1109\/CVPR42600.2020.00458"},{"key":"e_1_3_3_2_11_2","unstructured":"Yu Xin and Tommi Jaakkola. 2014. Controlling privacy in recommender systems. NIPS 27 (2014)."},{"key":"e_1_3_3_2_12_2","doi-asserted-by":"publisher","DOI":"10.1145\/1060745.1060754"}],"event":{"name":"UMAP '26: 34th ACM Conference on User Modeling, Adaptation and Personalization","location":"Gothenburg , Sweden","acronym":"UMAP '26","sponsor":["SIGWEB ACM Special Interest Group on Hypertext, Hypermedia, and Web","SIGCHI ACM Special Interest Group on Computer-Human Interaction"]},"container-title":["Proceedings of the 34th ACM Conference on User Modeling, Adaptation and Personalization"],"original-title":[],"deposited":{"date-parts":[[2026,6,1]],"date-time":"2026-06-01T15:06:15Z","timestamp":1780326375000},"score":1,"resource":{"primary":{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/3774935.3812709"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,6,7]]},"references-count":11,"alternative-id":["10.1145\/3774935.3812709","10.1145\/3774935"],"URL":"https:\/\/doi.org\/10.1145\/3774935.3812709","relation":{},"subject":[],"published":{"date-parts":[[2026,6,7]]},"assertion":[{"value":"2026-06-07","order":3,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}