{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,31]],"date-time":"2026-01-31T02:11:27Z","timestamp":1769825487180,"version":"3.49.0"},"publisher-location":"New York, NY, USA","reference-count":19,"publisher":"ACM","license":[{"start":{"date-parts":[[2009,11,2]],"date-time":"2009-11-02T00:00:00Z","timestamp":1257120000000},"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":[[2009,11,2]]},"DOI":"10.1145\/1645953.1646241","type":"proceedings-article","created":{"date-parts":[[2009,11,10]],"date-time":"2009-11-10T18:36:45Z","timestamp":1257878205000},"page":"1827-1830","update-policy":"https:\/\/doi.org\/10.1145\/crossmark-policy","source":"Crossref","is-referenced-by-count":90,"title":["The effect of negation on sentiment analysis and retrieval effectiveness"],"prefix":"10.1145","author":[{"given":"Lifeng","family":"Jia","sequence":"first","affiliation":[{"name":"University of Illinois at Chicago, Chicago, IL, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Clement","family":"Yu","sequence":"additional","affiliation":[{"name":"University of Illinois at Chicago, Chicago, IL, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Weiyi","family":"Meng","sequence":"additional","affiliation":[{"name":"SUNY at Binghamton, Binghamton, NY, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"320","published-online":{"date-parts":[[2009,11,2]]},"reference":[{"key":"e_1_3_2_1_1_1","first-page":"301","volume":"2001","author":"Chapman W. W.","unstructured":"W. W. Chapman , W. Bridewell , P. Hanbury P, G. F. Cooper and B. G. Buchanan . A simple algorithm for identifying negated findings and diseases in discharge summaries. J Biomed Inform. 2001 Oct. 34(5): 301 -- 310 . W. W. Chapman, W. Bridewell, P. Hanbury P, G. F. Cooper and B. G. Buchanan. A simple algorithm for identifying negated findings and diseases in discharge summaries. J Biomed Inform. 2001 Oct. 34(5):301--10.","journal-title":"J Biomed Inform."},{"key":"e_1_3_2_1_2_1","doi-asserted-by":"publisher","DOI":"10.5555\/1613715.1613816"},{"key":"e_1_3_2_1_3_1","volume-title":"Proc. of RIAO","author":"Grefenstette G.","year":"2004","unstructured":"G. Grefenstette , Y. Qu , J. Shanahan and D. Evans . Coupling Niche Browsers and Affect Analysis for an Opinion Mining Application . In Proc. of RIAO 2004 . G. Grefenstette, Y. Qu, J. Shanahan and D. Evans. Coupling Niche Browsers and Affect Analysis for an Opinion Mining Application. In Proc. of RIAO 2004."},{"key":"e_1_3_2_1_4_1","doi-asserted-by":"publisher","DOI":"10.1145\/1014052.1014073"},{"key":"e_1_3_2_1_5_1","volume-title":"Making large-scale SVM learning practical. Advances in Kernel Methods:Support Vector Learning","author":"Joachims T","year":"1999","unstructured":"T Joachims . Making large-scale SVM learning practical. Advances in Kernel Methods:Support Vector Learning . 1999 . T Joachims. Making large-scale SVM learning practical. Advances in Kernel Methods:Support Vector Learning. 1999."},{"key":"e_1_3_2_1_6_1","first-page":"110","volume":"22","author":"Kennedy Alistair","year":"2006","unstructured":"Alistair Kennedy , Diana Inkpen. Sentiment Classification of Movie Reviews Using Contextual Valence Shifters. Computational Intelligence , Vol. 22 , ( 2006 ), pp. 110 -- 125 . Alistair Kennedy, Diana Inkpen. Sentiment Classification of Movie Reviews Using Contextual Valence Shifters. Computational Intelligence, Vol. 22, (2006), pp. 110--125.","journal-title":"Diana Inkpen. Sentiment Classification of Movie Reviews Using Contextual Valence Shifters. Computational Intelligence"},{"key":"e_1_3_2_1_7_1","doi-asserted-by":"publisher","DOI":"10.3115\/1075096.1075150"},{"key":"e_1_3_2_1_8_1","volume-title":"Proc. of LREC","author":"de Marneffe Marie-Catherine","year":"2006","unstructured":"Marie-Catherine de Marneffe , Bill MacCartney and Christopher D. Manning . Generating Typed Dependency Parses from Phrase Structure Parses . In Proc. of LREC 2006 . Marie-Catherine de Marneffe, Bill MacCartney and Christopher D. Manning. Generating Typed Dependency Parses from Phrase Structure Parses. In Proc. of LREC 2006."},{"key":"e_1_3_2_1_9_1","volume-title":"September","author":"de Marneffe Marie-Catherine","year":"2008","unstructured":"Marie-Catherine de Marneffe and Christopher D. Manning . Stanford typed dependencies manual , September 2008 . Marie-Catherine de Marneffe and Christopher D. Manning. Stanford typed dependencies manual, September 2008."},{"key":"e_1_3_2_1_10_1","volume-title":"Overview of the TREC-2006 Blog Track. In TREC","author":"Ounis I.","year":"2006","unstructured":"I. Ounis , M. Rijke , C. Macdonald , G. Mishne , I. Soboroff . Overview of the TREC-2006 Blog Track. In TREC 2006 . I. Ounis, M. Rijke, C. Macdonald, G. Mishne, I. Soboroff. Overview of the TREC-2006 Blog Track. In TREC 2006."},{"key":"e_1_3_2_1_11_1","volume-title":"Overview of the TREC-2007 Blog Track. In TREC","author":"Ounis I.","year":"2007","unstructured":"I. Ounis , C. Macdonald and I. Soboroff . Overview of the TREC-2007 Blog Track. In TREC 2007 . I. Ounis, C. Macdonald and I. Soboroff. Overview of the TREC-2007 Blog Track. In TREC 2007."},{"key":"e_1_3_2_1_12_1","doi-asserted-by":"publisher","DOI":"10.3115\/1118693.1118704"},{"key":"e_1_3_2_1_13_1","volume-title":"Morgan-Kaufman","author":"Quinlan J. R.","year":"1993","unstructured":"J. R. Quinlan . C4.5 : Programs for Machine Learning . Morgan-Kaufman , 1993 . J. R. Quinlan. C4.5: Programs for Machine Learning. Morgan-Kaufman, 1993."},{"key":"e_1_3_2_1_14_1","doi-asserted-by":"publisher","DOI":"10.5555\/1621474.1621487"},{"key":"e_1_3_2_1_15_1","first-page":"158","volume-title":"AAAI Spring Symposium on Exploring Attitude and Affect in Text: Theories and Applications.","author":"Taboada M.","year":"2004","unstructured":"M. Taboada , J. Grieve . Analyzing appraisal automatically . In AAAI Spring Symposium on Exploring Attitude and Affect in Text: Theories and Applications. 2004 , pp 158 -- 161 . M. Taboada, J. Grieve. Analyzing appraisal automatically. In AAAI Spring Symposium on Exploring Attitude and Affect in Text: Theories and Applications. 2004, pp 158--161."},{"key":"e_1_3_2_1_16_1","doi-asserted-by":"publisher","DOI":"10.3115\/1220575.1220619"},{"key":"e_1_3_2_1_17_1","volume-title":"WIDIT in TREC 2008 Blog Track: Leveraging Multiple Sources of Opinion Evidence. In TREC 2008.","author":"Yang K.","unstructured":"K. Yang . WIDIT in TREC 2008 Blog Track: Leveraging Multiple Sources of Opinion Evidence. In TREC 2008. K. Yang. WIDIT in TREC 2008 Blog Track: Leveraging Multiple Sources of Opinion Evidence. In TREC 2008."},{"key":"e_1_3_2_1_18_1","doi-asserted-by":"publisher","DOI":"10.1145\/1321440.1321555"},{"key":"e_1_3_2_1_19_1","doi-asserted-by":"publisher","DOI":"10.1145\/1458082.1458309"}],"event":{"name":"CIKM '09: Conference on Information and Knowledge Management","location":"Hong Kong China","acronym":"CIKM '09","sponsor":["SIGWEB ACM Special Interest Group on Hypertext, Hypermedia, and Web","SIGIR ACM Special Interest Group on Information Retrieval"]},"container-title":["Proceedings of the 18th ACM conference on Information and knowledge management"],"original-title":[],"link":[{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/1645953.1646241","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/dl.acm.org\/doi\/pdf\/10.1145\/1645953.1646241","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,18]],"date-time":"2025-06-18T12:41:23Z","timestamp":1750250483000},"score":1,"resource":{"primary":{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/1645953.1646241"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2009,11,2]]},"references-count":19,"alternative-id":["10.1145\/1645953.1646241","10.1145\/1645953"],"URL":"https:\/\/doi.org\/10.1145\/1645953.1646241","relation":{},"subject":[],"published":{"date-parts":[[2009,11,2]]},"assertion":[{"value":"2009-11-02","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}