{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,6]],"date-time":"2026-07-06T17:15:16Z","timestamp":1783358116959,"version":"3.54.6"},"publisher-location":"New York, NY, USA","reference-count":50,"publisher":"ACM","license":[{"start":{"date-parts":[[2021,9,13]],"date-time":"2021-09-13T00:00:00Z","timestamp":1631491200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.acm.org\/publications\/policies\/copyright_policy#Background"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2021,9,13]]},"DOI":"10.1145\/3460231.3474234","type":"proceedings-article","created":{"date-parts":[[2021,9,13]],"date-time":"2021-09-13T21:45:02Z","timestamp":1631569502000},"page":"75-84","source":"Crossref","is-referenced-by-count":33,"title":["Towards Unified Metrics for Accuracy and Diversity for Recommender Systems"],"prefix":"10.1145","author":[{"given":"Javier","family":"Parapar","sequence":"first","affiliation":[{"name":"University of A Coru\u00f1a, Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Filip","family":"Radlinski","sequence":"additional","affiliation":[{"name":"Google, United Kingdom"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"320","published-online":{"date-parts":[[2021,9,13]]},"reference":[{"key":"e_1_3_2_2_1_1","doi-asserted-by":"publisher","DOI":"10.1145\/1498759.1498766"},{"key":"e_1_3_2_2_2_1","doi-asserted-by":"publisher","DOI":"10.1145\/2484028.2484081"},{"key":"e_1_3_2_2_3_1","doi-asserted-by":"publisher","DOI":"10.1145\/3209978.3210024"},{"key":"e_1_3_2_2_4_1","doi-asserted-by":"publisher","DOI":"10.1145\/2532508.2532511"},{"key":"e_1_3_2_2_5_1","doi-asserted-by":"publisher","DOI":"10.1145\/2043932.2043996"},{"key":"e_1_3_2_2_6_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10791-017-9312-z"},{"key":"e_1_3_2_2_7_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10791-020-09371-3"},{"key":"e_1_3_2_2_8_1","volume-title":"Novelty and Diversity in Recommender Systems","author":"Castells Pablo","unstructured":"Pablo Castells , Neil\u00a0 J. Hurley , and Saul Vargas . 2015. Novelty and Diversity in Recommender Systems . Springer , Boston, MA , 881\u2013918. Pablo Castells, Neil\u00a0J. Hurley, and Saul Vargas. 2015. Novelty and Diversity in Recommender Systems. Springer, Boston, MA, 881\u2013918."},{"key":"e_1_3_2_2_9_1","doi-asserted-by":"publisher","DOI":"10.1145\/1645953.1646033"},{"key":"e_1_3_2_2_10_1","doi-asserted-by":"publisher","DOI":"10.1145\/3308558.3313469"},{"key":"e_1_3_2_2_11_1","doi-asserted-by":"publisher","DOI":"10.1145\/1935826.1935847"},{"key":"e_1_3_2_2_12_1","doi-asserted-by":"publisher","DOI":"10.1145\/1390334.1390446"},{"key":"e_1_3_2_2_13_1","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-642-04417-5_17"},{"key":"e_1_3_2_2_14_1","doi-asserted-by":"publisher","DOI":"10.1145\/1864708.1864721"},{"key":"e_1_3_2_2_15_1","doi-asserted-by":"publisher","DOI":"10.1145\/2645710.2645737"},{"key":"e_1_3_2_2_16_1","doi-asserted-by":"publisher","DOI":"10.1145\/1076034.1076116"},{"key":"e_1_3_2_2_17_1","doi-asserted-by":"publisher","DOI":"10.1145\/2808194.2809452"},{"key":"e_1_3_2_2_18_1","volume-title":"The Dagstuhl Perspectives Workshop on Performance Modeling and Prediction. SIGIR Forum 52","author":"Ferro Nicola","year":"2018","unstructured":"Nicola Ferro , Norbert Fuhr , Gregory Grefenstette , Joseph\u00a0 A. Konstan , Pablo Castells , Elizabeth\u00a0 M. Daly , Thierry Declerck , Michael\u00a0 D. Ekstrand , Werner Geyer , Julio Gonzalo , Tsvi Kuflik , Krister Lindn , Bernardo Magnini , Jian-Yun Nie , Raffaele Perego , Bracha Shapira , Ian Soboroff , Nava Tintarev , Karin Verspoor , Martijn\u00a0 C. Willemsen , and Justin Zobel . 2018 . The Dagstuhl Perspectives Workshop on Performance Modeling and Prediction. SIGIR Forum 52 , 1 (Aug. 2018), 91\u2013101. Nicola Ferro, Norbert Fuhr, Gregory Grefenstette, Joseph\u00a0A. Konstan, Pablo Castells, Elizabeth\u00a0M. Daly, Thierry Declerck, Michael\u00a0D. Ekstrand, Werner Geyer, Julio Gonzalo, Tsvi Kuflik, Krister Lindn, Bernardo Magnini, Jian-Yun Nie, Raffaele Perego, Bracha Shapira, Ian Soboroff, Nava Tintarev, Karin Verspoor, Martijn\u00a0C. Willemsen, and Justin Zobel. 2018. The Dagstuhl Perspectives Workshop on Performance Modeling and Prediction. SIGIR Forum 52, 1 (Aug. 2018), 91\u2013101."},{"key":"e_1_3_2_2_19_1","doi-asserted-by":"publisher","DOI":"10.1145\/1864708.1864761"},{"key":"e_1_3_2_2_20_1","article-title":"The MovieLens Datasets","volume":"5","author":"Harper Maxwell","year":"2015","unstructured":"F.\u00a0 Maxwell Harper and Joseph\u00a0 A. Konstan . 2015 . The MovieLens Datasets : History and Context. ACM Trans. Interact. Intell. Syst. 5 , 4, Article 19 (Dec. 2015), 19\u00a0pages. F.\u00a0Maxwell Harper and Joseph\u00a0A. Konstan. 2015. The MovieLens Datasets: History and Context. ACM Trans. Interact. Intell. Syst. 5, 4, Article 19 (Dec. 2015), 19\u00a0pages.","journal-title":"History and Context. ACM Trans. Interact. Intell. Syst."},{"key":"e_1_3_2_2_21_1","doi-asserted-by":"publisher","DOI":"10.1145\/2808194.2809471"},{"key":"e_1_3_2_2_22_1","doi-asserted-by":"publisher","DOI":"10.1145\/963770.963772"},{"key":"e_1_3_2_2_23_1","doi-asserted-by":"publisher","DOI":"10.1561\/1500000051"},{"key":"e_1_3_2_2_24_1","doi-asserted-by":"publisher","DOI":"10.1145\/582415.582418"},{"key":"e_1_3_2_2_25_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10618-008-0114-1"},{"key":"e_1_3_2_2_26_1","doi-asserted-by":"publisher","DOI":"10.1145\/2792838.2800184"},{"key":"e_1_3_2_2_27_1","volume-title":"IJCAI International Joint Conference on Artificial Intelligence.","author":"Marlin M.","year":"2011","unstructured":"Benjamin\u00a0 M. Marlin , Richard\u00a0 S. Zemel , Sam\u00a0 T. Roweis , and Malcolm Slaney . 2011 . Recommender systems: Missing data and statistical model estimation . In IJCAI International Joint Conference on Artificial Intelligence. Benjamin\u00a0M. Marlin, Richard\u00a0S. Zemel, Sam\u00a0T. Roweis, and Malcolm Slaney. 2011. Recommender systems: Missing data and statistical model estimation. In IJCAI International Joint Conference on Artificial Intelligence."},{"key":"e_1_3_2_2_28_1","doi-asserted-by":"crossref","unstructured":"Sean\u00a0M. McNee John Riedl and Joseph\u00a0A. Konstan. 2006. Being Accurate is Not Enough: How Accuracy Metrics Have Hurt Recommender Systems. In CHI \u201906 Extended Abstracts on Human Factors in Computing Systems(CHI EA \u201906). ACM 1097\u20131101.  Sean\u00a0M. McNee John Riedl and Joseph\u00a0A. Konstan. 2006. Being Accurate is Not Enough: How Accuracy Metrics Have Hurt Recommender Systems. In CHI \u201906 Extended Abstracts on Human Factors in Computing Systems(CHI EA \u201906). ACM 1097\u20131101.","DOI":"10.1145\/1125451.1125659"},{"key":"e_1_3_2_2_29_1","doi-asserted-by":"publisher","DOI":"10.1145\/3052768"},{"key":"e_1_3_2_2_30_1","doi-asserted-by":"publisher","DOI":"10.1145\/2505515.2507665"},{"key":"e_1_3_2_2_31_1","doi-asserted-by":"publisher","DOI":"10.1145\/1416950.1416952"},{"key":"e_1_3_2_2_32_1","doi-asserted-by":"publisher","DOI":"10.1145\/2911451.2914768"},{"key":"e_1_3_2_2_33_1","doi-asserted-by":"publisher","DOI":"10.1145\/3412841.3441945"},{"key":"e_1_3_2_2_34_1","doi-asserted-by":"publisher","DOI":"10.1002\/asi.24203"},{"key":"e_1_3_2_2_35_1","doi-asserted-by":"publisher","DOI":"10.1145\/2043932.2043962"},{"key":"e_1_3_2_2_36_1","volume-title":"Advances in Information Retrieval","author":"Rennings Dani\u00ebl","unstructured":"Dani\u00ebl Rennings , Felipe Moraes , and Claudia Hauff . 2019. An Axiomatic Approach to Diagnosing Neural IR Models . In Advances in Information Retrieval , Leif Azzopardi, Benno Stein, Norbert Fuhr, Philipp Mayr, Claudia Hauff, and Djoerd Hiemstra(Eds.). Springer , Cham , 489\u2013503. Dani\u00ebl Rennings, Felipe Moraes, and Claudia Hauff. 2019. An Axiomatic Approach to Diagnosing Neural IR Models. In Advances in Information Retrieval, Leif Azzopardi, Benno Stein, Norbert Fuhr, Philipp Mayr, Claudia Hauff, and Djoerd Hiemstra(Eds.). Springer, Cham, 489\u2013503."},{"key":"e_1_3_2_2_37_1","doi-asserted-by":"publisher","DOI":"10.1007\/s11257-018-9202-0"},{"key":"e_1_3_2_2_38_1","doi-asserted-by":"publisher","DOI":"10.1145\/1148170.1148261"},{"key":"e_1_3_2_2_39_1","doi-asserted-by":"publisher","DOI":"10.1145\/2009916.2010055"},{"key":"e_1_3_2_2_40_1","doi-asserted-by":"publisher","DOI":"10.1145\/3331184.3331215"},{"key":"e_1_3_2_2_41_1","doi-asserted-by":"publisher","DOI":"10.1561\/1500000040"},{"key":"e_1_3_2_2_42_1","volume-title":"Advances in Information Retrieval, Joemon\u00a0M","author":"Sanz-Cruzado Javier","unstructured":"Javier Sanz-Cruzado , Craig Macdonald , Iadh Ounis , and Pablo Castells . 2020. Axiomatic Analysis of Contact Recommendation Methods in Social Networks: An IR Perspective . In Advances in Information Retrieval, Joemon\u00a0M . Jose, Emine Yilmaz, Jo\u00e3o Magalh\u00e3es, Pablo Castells, Nicola Ferro, M\u00e1rio\u00a0J. Silva, and Fl\u00e1vio Martins (Eds.). Springer , Cham , 175\u2013190. Javier Sanz-Cruzado, Craig Macdonald, Iadh Ounis, and Pablo Castells. 2020. Axiomatic Analysis of Contact Recommendation Methods in Social Networks: An IR Perspective. In Advances in Information Retrieval, Joemon\u00a0M. Jose, Emine Yilmaz, Jo\u00e3o Magalh\u00e3es, Pablo Castells, Nicola Ferro, M\u00e1rio\u00a0J. Silva, and Fl\u00e1vio Martins (Eds.). Springer, Cham, 175\u2013190."},{"key":"e_1_3_2_2_43_1","doi-asserted-by":"publisher","DOI":"10.1145\/3240323.3240347"},{"key":"e_1_3_2_2_44_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10791-020-09377-x"},{"key":"e_1_3_2_2_45_1","doi-asserted-by":"publisher","DOI":"10.1142\/S0218488517400141"},{"key":"e_1_3_2_2_46_1","doi-asserted-by":"publisher","DOI":"10.1145\/2600428.2610382"},{"key":"e_1_3_2_2_48_1","doi-asserted-by":"publisher","DOI":"10.1145\/2043932.2043955"},{"key":"e_1_3_2_2_49_1","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-642-04417-5_15"},{"key":"e_1_3_2_2_50_1","doi-asserted-by":"publisher","DOI":"10.1145\/2795403.2795405"},{"key":"e_1_3_2_2_51_1","doi-asserted-by":"publisher","DOI":"10.1145\/1060745.1060754"}],"event":{"name":"RecSys '21: Fifteenth ACM Conference on Recommender Systems","location":"Amsterdam Netherlands","acronym":"RecSys '21","sponsor":["SIGWEB ACM Special Interest Group on Hypertext, Hypermedia, and Web","SIGAI ACM Special Interest Group on Artificial Intelligence","SIGKDD ACM Special Interest Group on Knowledge Discovery in Data","SIGIR ACM Special Interest Group on Information Retrieval","SIGCHI ACM Special Interest Group on Computer-Human Interaction","SIGecom Special Interest Group on Economics and Computation"]},"container-title":["Fifteenth ACM Conference on Recommender Systems"],"original-title":[],"link":[{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/3460231.3474234","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/dl.acm.org\/doi\/pdf\/10.1145\/3460231.3474234","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,17]],"date-time":"2025-06-17T20:12:17Z","timestamp":1750191137000},"score":1,"resource":{"primary":{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/3460231.3474234"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021,9,13]]},"references-count":50,"alternative-id":["10.1145\/3460231.3474234","10.1145\/3460231"],"URL":"https:\/\/doi.org\/10.1145\/3460231.3474234","relation":{},"subject":[],"published":{"date-parts":[[2021,9,13]]}}}