{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,13]],"date-time":"2026-06-13T09:41:37Z","timestamp":1781343697813,"version":"3.54.1"},"publisher-location":"New York, NY, USA","reference-count":23,"publisher":"ACM","license":[{"start":{"date-parts":[[2009,10,23]],"date-time":"2009-10-23T00:00:00Z","timestamp":1256256000000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.acm.org\/publications\/policies\/copyright_policy#Background"}],"content-domain":{"domain":["dl.acm.org"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2009,10,23]]},"DOI":"10.1145\/1639714.1639730","type":"proceedings-article","created":{"date-parts":[[2009,10,27]],"date-time":"2009-10-27T13:27:28Z","timestamp":1256650048000},"page":"85-92","update-policy":"https:\/\/doi.org\/10.1145\/crossmark-policy","source":"Crossref","is-referenced-by-count":54,"title":["Increasing engagement through early recommender intervention"],"prefix":"10.1145","author":[{"given":"Jill","family":"Freyne","sequence":"first","affiliation":[{"name":"CLARITY Center for Sensor Web Technologies, Dublin, Ireland"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Michal","family":"Jacovi","sequence":"additional","affiliation":[{"name":"IBM Research, Haifa, Israel"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ido","family":"Guy","sequence":"additional","affiliation":[{"name":"IBM Research, Haifa, Israel"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Werner","family":"Geyer","sequence":"additional","affiliation":[{"name":"IBM Research, Boston, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"320","published-online":{"date-parts":[[2009,10,23]]},"reference":[{"key":"e_1_3_2_1_1_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10550-006-0080-3"},{"key":"e_1_3_2_1_2_1","doi-asserted-by":"publisher","DOI":"10.1145\/1518701.1518847"},{"key":"e_1_3_2_1_3_1","doi-asserted-by":"publisher","DOI":"10.1145\/1518701.1518735"},{"key":"e_1_3_2_1_4_1","unstructured":"comScore Inc. Retrieved from http:\/\/www.comscore.com\/press\/release.asp?press=2698 on 29\/01\/09.  comScore Inc. Retrieved from http:\/\/www.comscore.com\/press\/release.asp?press=2698 on 29\/01\/09."},{"key":"e_1_3_2_1_5_1","doi-asserted-by":"publisher","DOI":"10.1145\/1460563.1460674"},{"key":"e_1_3_2_1_6_1","doi-asserted-by":"publisher","DOI":"10.1145\/1454008.1454039"},{"key":"e_1_3_2_1_7_1","doi-asserted-by":"publisher","DOI":"10.1145\/1460563.1460672"},{"key":"e_1_3_2_1_8_1","doi-asserted-by":"publisher","DOI":"10.1145\/1357054.1357145"},{"key":"e_1_3_2_1_9_1","unstructured":"Facebook Statistics 2008. Retrieved from http:\/\/www.facebook.com\/press\/info.php?statistics on 29\/01\/09.  Facebook Statistics 2008. Retrieved from http:\/\/www.facebook.com\/press\/info.php?statistics on 29\/01\/09."},{"key":"e_1_3_2_1_10_1","doi-asserted-by":"publisher","DOI":"10.1145\/1454008.1454019"},{"key":"e_1_3_2_1_11_1","doi-asserted-by":"publisher","DOI":"10.1145\/1316624.1316643"},{"key":"e_1_3_2_1_12_1","doi-asserted-by":"publisher","DOI":"10.1145\/1357054.1357212"},{"key":"e_1_3_2_1_13_1","doi-asserted-by":"publisher","DOI":"10.1145\/1502650.1502664"},{"key":"e_1_3_2_1_14_1","doi-asserted-by":"publisher","DOI":"10.1145\/1216295.1216313"},{"key":"e_1_3_2_1_15_1","doi-asserted-by":"publisher","DOI":"10.1145\/312624.312682"},{"key":"e_1_3_2_1_16_1","volume-title":"Proc. ICMF 2001","author":"Kohrs A.","unstructured":"Kohrs , A. , and Merialdo , B . Improving Collaborative Filtering for New Users by Smart Object Selection . Proc. ICMF 2001 Kohrs, A., and Merialdo, B. Improving Collaborative Filtering for New Users by Smart Object Selection. Proc. ICMF 2001"},{"key":"e_1_3_2_1_17_1","doi-asserted-by":"publisher","DOI":"10.1177\/009365087014005003"},{"key":"e_1_3_2_1_18_1","doi-asserted-by":"publisher","DOI":"10.1145\/502716.502737"},{"key":"e_1_3_2_1_19_1","volume-title":"Proc. DELOS-NSF Workshop on Personalization and Recommender Systems in Digital Libraries","author":"Sinha R.","year":"2001","unstructured":"Sinha , R. and Swearingen , K . Comparing Recommendations made by Online Systems and Friends . Proc. DELOS-NSF Workshop on Personalization and Recommender Systems in Digital Libraries , ( 2001 ). Sinha, R. and Swearingen, K. Comparing Recommendations made by Online Systems and Friends. Proc. DELOS-NSF Workshop on Personalization and Recommender Systems in Digital Libraries, (2001)."},{"key":"e_1_3_2_1_20_1","volume-title":"Communities in Cyberspace\" (199) In Communities in Cyberspace","author":"Smith M.A.","year":"1999","unstructured":"Smith , M.A. and Kollock , P. , \" Communities in Cyberspace\" (199) In Communities in Cyberspace , Routledge , London , 1999 . Smith, M.A. and Kollock, P., \"Communities in Cyberspace\" (199) In Communities in Cyberspace, Routledge, London, 1999."},{"key":"e_1_3_2_1_21_1","doi-asserted-by":"publisher","DOI":"10.1145\/1081870.1081956"},{"key":"e_1_3_2_1_22_1","volume-title":"S. Thin Slices of Online Profile Attributes. Proc. ICWSM'08","author":"Stecher K.","year":"2008","unstructured":"Stecher , K. , Counts , S. Thin Slices of Online Profile Attributes. Proc. ICWSM'08 ( 2008 ). Stecher, K., Counts, S. Thin Slices of Online Profile Attributes. Proc. ICWSM'08 (2008)."},{"key":"e_1_3_2_1_23_1","doi-asserted-by":"publisher","DOI":"10.1007\/11853862_28"}],"event":{"name":"RecSys '09: Third ACM Conference on Recommender Systems","location":"New York New York USA","acronym":"RecSys '09","sponsor":["SIGCHI ACM Special Interest Group on Computer-Human Interaction","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","SIGecom Special Interest Group on Economics and Computation"]},"container-title":["Proceedings of the third ACM conference on Recommender systems"],"original-title":[],"link":[{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/1639714.1639730","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/dl.acm.org\/doi\/pdf\/10.1145\/1639714.1639730","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,18]],"date-time":"2025-06-18T12:18:00Z","timestamp":1750249080000},"score":1,"resource":{"primary":{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/1639714.1639730"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2009,10,23]]},"references-count":23,"alternative-id":["10.1145\/1639714.1639730","10.1145\/1639714"],"URL":"https:\/\/doi.org\/10.1145\/1639714.1639730","relation":{},"subject":[],"published":{"date-parts":[[2009,10,23]]},"assertion":[{"value":"2009-10-23","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}