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Okapi BM25
Results: 134

#	Item
91	PKUICST at TREC 2013 Microblog Track ∗ Runwei Qiang Yue Fei Yihong Hong Jianwu Yang {qiangrw, feiyue, hongyihong, yangjw}@pku.edu.cn Institute of Computer Science and Technology Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2014-02-28 12:39:27 Vector space model Learning to rank Tf*idf Relevance Query expansion Twitter Language model Ranking function Search engine indexing Information science Information retrieval Okapi BM25
92	University of Padua at TREC 2009: Relevance Feedback Track Emanuele Di Buccio and Massimo Melucci Department of Information Engineering, University of Padua, Italy {dibuccio,melo}@dei.unipd.it Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2010-02-04 07:59:22 Relevance Precision and recall Tf*idf Lucene Full text search Search engine indexing Latent semantic analysis Index term Okapi BM25 Information science Information retrieval Relevance feedback
93	York University at TREC 2009: Relevance Feedback Track Zheng Ye1,2 , Xiangji Huang1 , Ben He1 , Hongfei Lin2 1 Information Retrieval and Knowledge Managment Lab, York University, Toronto, Canada 2 Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2010-02-03 08:25:33 Relevance feedback Tf*idf Vector space model Relevance Text Retrieval Conference Query expansion Bose–Einstein statistics Okapi BM25 Probabilistic relevance model Information science Information retrieval Science
94	York University at TREC 2009: Chemical Track 1 Jiashu Zhao1 , Xiangji Huang1 , Zheng Ye1,2 , Jianhan Zhu3 Information Retrieval and Knowledge Managment Lab, York University, Toronto, Canada 2 Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2010-02-03 08:25:30 Text Retrieval Conference Relevance feedback Query expansion Tf*idf BM25 Search engine indexing Document retrieval Precision and recall Okapi BM25 Information science Information retrieval Science
95	Microsoft Word - trec-entity-ict-zhaihaijun.doc Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2010-01-22 07:58:18 Science Text Retrieval Conference Information extraction Okapi BM25 Relevance Probabilistic relevance model Natural language processing Information science Information retrieval
96	A Formal Study of Information Retrieval Heuristics Hui Fang Tao Tao ChengXiang Zhai Add to Reading List Source URL: www.eecis.udel.edu Language: English - Date: 2008-09-16 09:57:03 Tf*idf Okapi BM25 Vector space model Term Discrimination Document retrieval Uncertain inference Probabilistic relevance model Relevance Precision and recall Information science Information retrieval Science
97	RMIT University at TREC 2009: Web Track Steven Garcia School of Computer Science and IT RMIT University, GPO Box 2476 Melbourne 3001, Australia Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2010-02-02 07:15:05 Natural language processing Computational linguistics Searching Precision and recall Search engine indexing Stemming Okapi BM25 Information science Information retrieval Science
98	Microsoft Word - TREC2009 ad-hoc wrap-up.doc Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2010-01-22 07:58:22 Tf*idf Vector space model Query expansion Text Retrieval Conference Language model BM25 Uniform resource identifier Okapi BM25 Probabilistic relevance model Information science Information retrieval Science
99	Diagnostic Evaluation of Information Retrieval Models HUI FANG University of Delaware TAO TAO Microsoft Corporation Add to Reading List Source URL: sifaka.cs.uiuc.edu Language: English - Date: 2010-10-25 17:09:03 Tf*idf Vector space model Term Discrimination Relevance Precision and recall Standard Boolean model Okapi BM25 Information science Information retrieval Science
100	DUTIR at TREC 2009: Chemical IR Track Song Jin, Zheng Ye, Hongfei Lin Information Retrieval Lab, Dalian University of Technology No. 2 LingGong Road GanJingZi District, Dalian[removed], China {jinsong, zye}@mail.dlut.edu.c Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2010-02-03 09:16:06 Tf*idf Relevance feedback Query likelihood model Query expansion Language model Relevance Okapi BM25 Probabilistic relevance model Information science Information retrieval Science

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