Okapi BM25 - PDFSEARCH.IO - Document Search Engine

Okapi BM25
Results: 134

#	Item
51	Okapi/Keenbow at TREC{8 S E Robertson S Walkery 1 Summary Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2000-02-08 13:01:55 Relevance feedback Okapi BM25 Relevance Query expansion Tf*idf Precision and recall Search engine indexing Information science Information retrieval Science
52	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. Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2008-02-06 07:54:14 Natural language processing Searching Sentiment analysis Okapi BM25 Query expansion Precision and recall Search engine indexing Relevance N-gram Information science Information retrieval Science
53	PDF Document Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2012-02-03 09:41:29 Query expansion Relevance feedback Okapi BM25 Full text search Lucene Text Retrieval Conference Tf*idf Unified Medical Language System Information science Information retrieval Science
54	PDF Document Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2007-02-16 13:07:40 Okapi BM25 Text Retrieval Conference Document retrieval Search engine indexing Inverted index Tf*idf Search engine Precision and recall Information science Information retrieval Science
55	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 Add to Reading List Source URL: research.microsoft.com Language: English - Date: 2010-01-06 00:29:06 Learning to rank Ranking function Tf*idf Document classification Ranking SVM Search engine indexing Document retrieval Language model Okapi BM25 Information science Information retrieval Science
56	Dynamic Tuning for Fusion: Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2005-02-10 13:20:36 Text Retrieval Conference Web query classification Relevance feedback Precision and recall Query expansion Document retrieval Okapi BM25 TREC Genomics Information science Information retrieval Science
57	PKUICST at TREC 2014 Microblog Track: Feature Extraction for Effective Microblog Search and Adaptive Clustering Algorithms for TTG ∗ Chao Lv Feifan Fan Runwei Qiang Yue Fei Jianwu Yang Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2015-03-24 14:40:19 Relevance Cluster analysis Learning to rank Vector space model Twitter Tf*idf Okapi BM25 Query expansion Precision and recall Information science Information retrieval Science
58	ICTNET at Web Track TREC2014 1,2,3 Yuanhai Xue ,XiaomingYu,2, Feng Guan1,2,3, Xipeng Li1,2,3,Man Du1,2,3,YueLiu1,2 ,Xueqi Cheng1,2 1)Institute ofComputing Technology,Chinese Academyof Sciences, Beijing, KeyLabor Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2015-02-09 16:44:36 Internet search engines Natural language processing Okapi BM25 BM25 Ranking function Search engine indexing Anchor text Query expansion Google Search Information science Information retrieval Searching
59	Concept Based Tie-breaking and Maximal Marginal Relevance Retrieval in Microblog Retrieval Kuang Lu Diego Roa Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2015-02-09 16:44:38 Tf*idf Query expansion Twitter Ranking function Okapi BM25 Relevance Information science Information retrieval Relevance feedback
60	Chinese Question Answering with Full-Text Retrieval Re-Visited by Add to Reading List Source URL: plg.uwaterloo.ca Language: English - Date: 2004-05-05 15:38:26 Text Retrieval Conference Question answering Document retrieval Relevance feedback Okapi BM25 Relevance Search engine indexing QA Precision and recall Information science Information retrieval Science

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