{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,10]],"date-time":"2025-10-10T02:02:30Z","timestamp":1760061750350,"version":"3.41.0"},"publisher-location":"New York, NY, USA","reference-count":4,"publisher":"ACM","license":[{"start":{"date-parts":[[2009,6,29]],"date-time":"2009-06-29T00:00:00Z","timestamp":1246233600000},"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":[[2009,6,29]]},"DOI":"10.1145\/1559845.1559994","type":"proceedings-article","created":{"date-parts":[[2009,7,8]],"date-time":"2009-07-08T17:34:19Z","timestamp":1247074459000},"page":"1107-1110","update-policy":"https:\/\/doi.org\/10.1145\/crossmark-policy","source":"Crossref","is-referenced-by-count":17,"title":["CourseRank"],"prefix":"10.1145","author":[{"given":"Benjamin","family":"Bercovitz","sequence":"first","affiliation":[{"name":"Stanford University, Stanford, CA, USA"}]},{"given":"Filip","family":"Kaliszan","sequence":"additional","affiliation":[{"name":"Stanford University, Stanford, CA, USA"}]},{"given":"Georgia","family":"Koutrika","sequence":"additional","affiliation":[{"name":"Stanford University, Stanford, CA, USA"}]},{"given":"Henry","family":"Liou","sequence":"additional","affiliation":[{"name":"Stanford University, Stanford, USA"}]},{"given":"Zahra","family":"Mohammadi Zadeh","sequence":"additional","affiliation":[{"name":"Stanford University, Stanford, CA, USA"}]},{"given":"Hector","family":"Garcia-Molina","sequence":"additional","affiliation":[{"name":"Stanford University, Stanford, CA, USA"}]}],"member":"320","published-online":{"date-parts":[[2009,6,29]]},"reference":[{"key":"e_1_3_2_1_1_1","doi-asserted-by":"publisher","DOI":"10.1145\/1135777.1135869"},{"key":"e_1_3_2_1_2_1","volume-title":"CIDR","author":"Koutrika G.","year":"2009","unstructured":"G. Koutrika , B. Bercovitz , R. Ikeda , F. Kaliszan , H. Liou , Z. Mohammadi Zadeh , and H. Garcia-Molina . Social systems: Can we do more than just poke friends ? In CIDR , 2009 . G. Koutrika, B. Bercovitz, R. Ikeda, F. Kaliszan, H. Liou, Z. Mohammadi Zadeh, and H. Garcia-Molina. Social systems: Can we do more than just poke friends? In CIDR, 2009."},{"key":"e_1_3_2_1_3_1","doi-asserted-by":"publisher","DOI":"10.1145\/1367497.1367589"},{"key":"e_1_3_2_1_4_1","doi-asserted-by":"publisher","DOI":"10.1145\/1124772.1124792"}],"event":{"name":"SIGMOD\/PODS '09: International Conference on Management of Data","sponsor":["SIGMOD ACM Special Interest Group on Management of Data","ACM Association for Computing Machinery"],"location":"Providence Rhode Island USA","acronym":"SIGMOD\/PODS '09"},"container-title":["Proceedings of the 2009 ACM SIGMOD International Conference on Management of data"],"original-title":[],"link":[{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/1559845.1559994","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/dl.acm.org\/doi\/pdf\/10.1145\/1559845.1559994","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,18]],"date-time":"2025-06-18T12:18:12Z","timestamp":1750249092000},"score":1,"resource":{"primary":{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/1559845.1559994"}},"subtitle":["a social system for course planning"],"short-title":[],"issued":{"date-parts":[[2009,6,29]]},"references-count":4,"alternative-id":["10.1145\/1559845.1559994","10.1145\/1559845"],"URL":"https:\/\/doi.org\/10.1145\/1559845.1559994","relation":{},"subject":[],"published":{"date-parts":[[2009,6,29]]},"assertion":[{"value":"2009-06-29","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}