{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,8]],"date-time":"2025-10-08T22:54:14Z","timestamp":1759964054120,"version":"3.41.0"},"publisher-location":"New York, NY, USA","reference-count":30,"publisher":"ACM","license":[{"start":{"date-parts":[[2010,10,26]],"date-time":"2010-10-26T00:00:00Z","timestamp":1288051200000},"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":[[2010,10,26]]},"DOI":"10.1145\/1871437.1871473","type":"proceedings-article","created":{"date-parts":[[2010,10,26]],"date-time":"2010-10-26T12:36:11Z","timestamp":1288096571000},"page":"249-258","update-policy":"https:\/\/doi.org\/10.1145\/crossmark-policy","source":"Crossref","is-referenced-by-count":19,"title":["Improved latent concept expansion using hierarchical markov random fields"],"prefix":"10.1145","author":[{"given":"Hao","family":"Lang","sequence":"first","affiliation":[{"name":"Chinese Academy of Sciences, Beijing, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Donald","family":"Metzler","sequence":"additional","affiliation":[{"name":"University of Southern California, Marina del Rey, CA, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Bin","family":"Wang","sequence":"additional","affiliation":[{"name":"Chinese Academy of Sciences, Beijing, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jin-Tao","family":"Li","sequence":"additional","affiliation":[{"name":"Chinese Academy of Sciences, Beijing, China"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"320","published-online":{"date-parts":[[2010,10,26]]},"reference":[{"doi-asserted-by":"publisher","key":"e_1_3_2_1_1_1","DOI":"10.21236\/ADA460118"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_2_1","DOI":"10.1145\/1718487.1718492"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_3_1","DOI":"10.1145\/383952.384021"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_4_1","DOI":"10.1145\/1526709.1526778"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_5_1","DOI":"10.1145\/1390334.1390377"},{"key":"e_1_3_2_1_6_1","first-page":"329","volume-title":"Proceedings of NIPS '08","author":"Collins-Thompson K.","year":"2008","unstructured":"K. Collins-Thompson . Estimating robust query models with convex optimization . In Proceedings of NIPS '08 , pages 329 -- 336 , 2008 . K. Collins-Thompson. Estimating robust query models with convex optimization. In Proceedings of NIPS '08, pages 329--336, 2008."},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_7_1","DOI":"10.1145\/1645953.1646059"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_8_1","DOI":"10.1145\/1008992.1009104"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_9_1","DOI":"10.1145\/1645953.1646289"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_10_1","DOI":"10.1007\/978-3-642-00958-7_57"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_11_1","DOI":"10.1145\/860435.860494"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_12_1","DOI":"10.1145\/775047.775067"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_13_1","DOI":"10.1145\/383952.383972"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_14_1","DOI":"10.1145\/1390334.1390376"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_15_1","DOI":"10.1561\/1500000016"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_16_1","DOI":"10.1145\/1571941.1571994"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_17_1","DOI":"10.1145\/1321440.1321490"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_18_1","DOI":"10.1007\/s10791-006-9019-z"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_19_1","DOI":"10.1145\/1076034.1076115"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_20_1","DOI":"10.1145\/1277741.1277796"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_21_1","DOI":"10.5555\/1613984.1614008"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_22_1","DOI":"10.3115\/1220575.1220661"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_23_1","DOI":"10.1145\/290941.291008"},{"key":"e_1_3_2_1_24_1","volume-title":"Relevance Feedback in Information Retrieval","author":"Rocchio J. J.","year":"1971","unstructured":"J. J. Rocchio . Relevance Feedback in Information Retrieval . Prentice-Hall , 1971 . J. J. Rocchio. Relevance Feedback in Information Retrieval. Prentice-Hall, 1971."},{"key":"e_1_3_2_1_25_1","volume-title":"Proceedings of the International Conference on Intelligence Analysis","author":"Strohman T.","year":"2004","unstructured":"T. Strohman , D. Metzler , H. Turtle , and W. B. Croft . Indri: A language model-based serach engine for complex queries . In Proceedings of the International Conference on Intelligence Analysis , 2004 . T. Strohman, D. Metzler, H. Turtle, and W. B. Croft. Indri: A language model-based serach engine for complex queries. In Proceedings of the International Conference on Intelligence Analysis, 2004."},{"key":"e_1_3_2_1_26_1","volume-title":"Proceedings of NIPS '03","author":"Taskar B.","year":"2003","unstructured":"B. Taskar , C. Guestrin , and D. Koller . Max-margin markov networks . In Proceedings of NIPS '03 , 2003 . B. Taskar, C. Guestrin, and D. Koller. Max-margin markov networks. In Proceedings of NIPS '03, 2003."},{"key":"e_1_3_2_1_27_1","volume-title":"Proceedings of TREC '04","author":"Voorhees E. M.","year":"2004","unstructured":"E. M. Voorhees . Overview of the trec 2004 robust retrieval track . In Proceedings of TREC '04 , 2004 . E. M. Voorhees. Overview of the trec 2004 robust retrieval track. In Proceedings of TREC '04, 2004."},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_28_1","DOI":"10.1145\/333135.333138"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_29_1","DOI":"10.1145\/1277741.1277790"},{"doi-asserted-by":"publisher","key":"e_1_3_2_1_30_1","DOI":"10.1145\/502585.502654"}],"event":{"sponsor":["SIGWEB ACM Special Interest Group on Hypertext, Hypermedia, and Web","SIGKDD ACM Special Interest Group on Knowledge Discovery in Data","SIGIR ACM Special Interest Group on Information Retrieval"],"acronym":"CIKM '10","name":"CIKM '10: International Conference on Information and Knowledge Management","location":"Toronto ON Canada"},"container-title":["Proceedings of the 19th ACM international conference on Information and knowledge management"],"original-title":[],"link":[{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/1871437.1871473","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/dl.acm.org\/doi\/pdf\/10.1145\/1871437.1871473","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,18]],"date-time":"2025-06-18T10:59:47Z","timestamp":1750244387000},"score":1,"resource":{"primary":{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/1871437.1871473"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2010,10,26]]},"references-count":30,"alternative-id":["10.1145\/1871437.1871473","10.1145\/1871437"],"URL":"https:\/\/doi.org\/10.1145\/1871437.1871473","relation":{},"subject":[],"published":{"date-parts":[[2010,10,26]]},"assertion":[{"value":"2010-10-26","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}