Okapi

Results: 193



#Item
61Text Retrieval Conference / Search engine indexing / Okapi BM25 / Full text search / Precision and recall / Learning to rank / Human–computer information retrieval / Information science / Information retrieval / Document retrieval

IIT at TREC-2003 Task Classification & Document Structure for Known-Item Search Steve Beitzel, Eric Jensen, Rebecca Cathey, Ling Ma David Grossman, Ophir Frieder

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Source URL: trec.nist.gov

Language: English - Date: 2004-02-12 14:07:09
62Okapi BM25 / Tf*idf / A-weighting / Search engine indexing / Language model / Binary Independence Model / Information science / Information retrieval / Learning to rank

About Learning Models with Multiple Query Dependent Features CRAIG MACDONALD, RODRYGO L.T. SANTOS and IADH OUNIS University of Glasgow, UK BEN HE University of Chinese Academy of Sciences

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Source URL: www.dcs.gla.ac.uk

Language: English - Date: 2013-02-26 08:10:47
63Text Retrieval Conference / Relevance / Document retrieval / Tf*idf / Scalable Vector Graphics / Search engine indexing / Okapi BM25 / Information science / Information retrieval / Science

Window-based Enterprise Expert Search 2,3 Wei Lu1, Stephen Robertson , Andrew Macfarlane3, Haozhen Zhao1 1

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Source URL: trec.nist.gov

Language: English - Date: 2007-02-16 13:07:37
64Text Retrieval Conference / Okapi BM25 / Zettair / BM25 / Document retrieval / Precision and recall / Full text search / Relevance / Search engine indexing / Information science / Information retrieval / Science

RMIT University at TREC 2006: Terabyte Track Steven Garcia Nicholas Lester Falk Scholer Milad Shokouhi School of Computer Science and IT RMIT University, GPO Box 2476V Melbourne 3001, Australia

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Source URL: trec.nist.gov

Language: English - Date: 2007-02-16 13:07:45
65Relevance feedback / Okapi BM25 / Relevance / Query expansion / Tf*idf / Precision and recall / Search engine indexing / Information science / Information retrieval / Science

Okapi/Keenbow at TREC{8 S E Robertson S Walkery 1 Summary

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Source URL: trec.nist.gov

Language: English - Date: 2000-02-08 13:01:55
66Natural language processing / Searching / Sentiment analysis / Okapi BM25 / Query expansion / Precision and recall / Search engine indexing / Relevance / N-gram / Information science / Information retrieval / Science

WIDIT in TREC-2007 Blog Track: Combining Lexicon-based Methods to Detect Opinionated Blogs Kiduk Yang, Ning Yu, Hui Zhang School of Library and Information Science, Indiana University, Bloomington, Indiana 47405, U.S.A.

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Source URL: trec.nist.gov

Language: English - Date: 2008-02-06 07:54:14
67Query expansion / Relevance feedback / Okapi BM25 / Full text search / Lucene / Text Retrieval Conference / Tf*idf / Unified Medical Language System / Information science / Information retrieval / Science

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Source URL: trec.nist.gov

Language: English - Date: 2012-02-03 09:41:29
68Okapi BM25 / Text Retrieval Conference / Document retrieval / Search engine indexing / Inverted index / Tf*idf / Search engine / Precision and recall / Information science / Information retrieval / Science

PDF Document

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Source URL: trec.nist.gov

Language: English - Date: 2007-02-16 13:07:40
69Antiviral drug / Biology / Zoology / Giraffes / Okapi / Katholieke Universiteit Leuven

Okapi Sciences concludes successful first financing round of 8.5 million euros Financing ensures attractive starting position for joint spin-off of the K.U.Leuven, the Academy of Sciences in Prague and the University of

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Source URL: thujacapital.com

Language: English - Date: 2011-11-24 13:25:34
70Learning to rank / Ranking function / Tf*idf / Document classification / Ranking SVM / Search engine indexing / Document retrieval / Language model / Okapi BM25 / Information science / Information retrieval / Science

Noname manuscript No. (will be inserted by the editor) LETOR: A Benchmark Collection for Research on Learning to Rank for Information Retrieval Tao Qin · Tie-Yan Liu · Jun Xu · Hang Li

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Source URL: research.microsoft.com

Language: English - Date: 2010-01-06 00:29:06
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