{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,4]],"date-time":"2026-04-04T06:10:10Z","timestamp":1775283010071,"version":"3.50.1"},"publisher-location":"New York, New York, USA","reference-count":0,"publisher":"ACM Press","license":[{"start":{"date-parts":[[2006,1,1]],"date-time":"2006-01-01T00:00:00Z","timestamp":1136073600000},"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":[[2006]]},"DOI":"10.1145\/1183614.1183698","type":"proceedings-article","created":{"date-parts":[[2007,1,17]],"date-time":"2007-01-17T01:15:56Z","timestamp":1168996556000},"page":"585","source":"Crossref","is-referenced-by-count":69,"title":["Optimisation methods for ranking functions with multiple parameters"],"prefix":"10.1145","author":[{"given":"Michael","family":"Taylor","sequence":"first","affiliation":[]},{"given":"Hugo","family":"Zaragoza","sequence":"additional","affiliation":[]},{"given":"Nick","family":"Craswell","sequence":"additional","affiliation":[]},{"given":"Stephen","family":"Robertson","sequence":"additional","affiliation":[]},{"given":"Chris","family":"Burges","sequence":"additional","affiliation":[]}],"member":"320","event":{"name":"the 15th ACM international conference","location":"Arlington, Virginia, USA","acronym":"CIKM '06","number":"15","sponsor":["ACM, Association for Computing Machinery","SIGIR, ACM Special Interest Group on Information Retrieval","SIGWEB, ACM Special Interest Group on Hypertext, Hypermedia, and Web"],"start":{"date-parts":[[2006,11,6]]},"end":{"date-parts":[[2006,11,11]]}},"container-title":["Proceedings of the 15th ACM international conference on Information and knowledge management  - CIKM '06"],"original-title":[],"link":[{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/1183614.1183698","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/dl.acm.org\/ft_gateway.cfm?id=1183698&ftid=394956&dwn=1","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,18]],"date-time":"2025-06-18T15:06:35Z","timestamp":1750259195000},"score":1,"resource":{"primary":{"URL":"http:\/\/portal.acm.org\/citation.cfm?doid=1183614.1183698"}},"subtitle":[],"proceedings-subject":"Information and knowledge management","short-title":[],"issued":{"date-parts":[[2006]]},"references-count":0,"URL":"https:\/\/doi.org\/10.1145\/1183614.1183698","relation":{},"subject":[],"published":{"date-parts":[[2006]]}}}