{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,17]],"date-time":"2025-10-17T13:39:09Z","timestamp":1760708349060,"version":"3.41.0"},"publisher-location":"New York, NY, USA","reference-count":6,"publisher":"ACM","license":[{"start":{"date-parts":[[2011,10,24]],"date-time":"2011-10-24T00:00:00Z","timestamp":1319414400000},"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":[[2011,10,24]]},"DOI":"10.1145\/2063576.2063859","type":"proceedings-article","created":{"date-parts":[[2011,11,16]],"date-time":"2011-11-16T10:40:21Z","timestamp":1321440021000},"page":"1937-1940","update-policy":"https:\/\/doi.org\/10.1145\/crossmark-policy","source":"Crossref","is-referenced-by-count":3,"title":["Effectiveness beyond the first crawl tier"],"prefix":"10.1145","author":[{"given":"Rodrygo L.T.","family":"Santos","sequence":"first","affiliation":[{"name":"University of Glasgow, Glasgow, United Kingdom"}]},{"given":"Craig","family":"Macdonald","sequence":"additional","affiliation":[{"name":"University of Glasgow, Glasgow, United Kingdom"}]},{"given":"Iadh","family":"Ounis","sequence":"additional","affiliation":[{"name":"University of Glasgow, Glasgow, United Kingdom"}]}],"member":"320","published-online":{"date-parts":[[2011,10,24]]},"reference":[{"key":"e_1_3_2_1_1_1","doi-asserted-by":"publisher","DOI":"10.1145\/1062745.1062768"},{"key":"e_1_3_2_1_2_1","doi-asserted-by":"publisher","DOI":"10.1145\/1148170.1148219"},{"key":"e_1_3_2_1_3_1","volume-title":"Overview of the TREC 2009 Web track. In Proc. of TREC","author":"Clarke C. L. A.","year":"2009","unstructured":"C. L. A. Clarke , N. Craswell , and I. Soboroff . Overview of the TREC 2009 Web track. In Proc. of TREC , 2009 . C. L. A. Clarke, N. Craswell, and I. Soboroff. Overview of the TREC 2009 Web track. In Proc. of TREC, 2009."},{"key":"e_1_3_2_1_4_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10791-011-9162-z"},{"key":"e_1_3_2_1_5_1","doi-asserted-by":"publisher","DOI":"10.1145\/281250.281253"},{"key":"e_1_3_2_1_6_1","doi-asserted-by":"publisher","DOI":"10.1145\/371920.371965"}],"event":{"name":"CIKM '11: International Conference on Information and Knowledge Management","sponsor":["SIGWEB ACM Special Interest Group on Hypertext, Hypermedia, and Web","SIGIR ACM Special Interest Group on Information Retrieval"],"location":"Glasgow Scotland, UK","acronym":"CIKM '11"},"container-title":["Proceedings of the 20th ACM international conference on Information and knowledge management"],"original-title":[],"link":[{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/2063576.2063859","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/dl.acm.org\/doi\/pdf\/10.1145\/2063576.2063859","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,18]],"date-time":"2025-06-18T09:54:19Z","timestamp":1750240459000},"score":1,"resource":{"primary":{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/2063576.2063859"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2011,10,24]]},"references-count":6,"alternative-id":["10.1145\/2063576.2063859","10.1145\/2063576"],"URL":"https:\/\/doi.org\/10.1145\/2063576.2063859","relation":{},"subject":[],"published":{"date-parts":[[2011,10,24]]},"assertion":[{"value":"2011-10-24","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}