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Precision and recall
Results: 1210

#	Item
821	A Study of Term Proximity and Document Weighting Normalization in Pseudo Relevance Feedback – UIUC at TREC 2009 Million Query Track Yuanhua Lv1 , Jing He2 , V.G.Vinod Vydiswaran1 , Kavita Ganesan1 , ChengXiang Zhai1 De Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2010-03-02 14:36:37 Relevance feedback Query expansion Language model Relevance Precision and recall Web query classification Lemur Project Query language Fuzzy retrieval Information science Information retrieval Science
822	CMIC@TREC-2009: Relevance Feedback Track Kareem Darwish, Ahmed El-Deeb Cairo Microsoft Innovation Center (CMIC) Bldg. B115, Smart Village, Km. 28 Cairo-Alexandria Desert Rd., Abou Rawash, Egypt Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2010-02-03 09:46:20 Science Cluster analysis Document clustering Relevance feedback Relevance DBSCAN Hierarchical clustering Precision and recall Query expansion Information science Statistics Information retrieval
823	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
824	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
825	Ad Hoc and Diversity Retrieval at the University of Delaware Praveen Chandar, Aparna Kailasam, Divya Muppaneni, Lekha Thota, Ben Carterette Department of Computer & Information Sciences University of Delaware, Newark, DE Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2010-02-04 13:50:44 Relevance PageRank Query expansion Discounted cumulative gain Query language Precision and recall Information science Information retrieval Relevance feedback
826	Lighthouse: Showing the Way to Relevant Information Anton Leuski and James Allan Center for Intelligent Information Retrieval Department of Computer Science University of Massachusetts Amherst, MA[removed]USA Add to Reading List Source URL: people.ict.usc.edu Language: English - Date: 2010-04-15 22:00:00 Relevance feedback Document clustering Relevance Document retrieval Precision and recall Search engine indexing Samuel Adams Text Retrieval Conference Information science Information retrieval Science
827	Clearwell Systems at TREC 2009 Legal Interactive Venkat Rangan Maojin Jiang Clearwell Systems, Inc. Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2010-05-28 10:31:57 Concept Search Latent semantic indexing Relevance feedback Latent semantic analysis Precision and recall Relevance Search engine indexing Usability Information science Information retrieval Science
828	Northeastern University in TREC 2009 Million Query Track Evangelos Kanoulas‡ , Keshi Dai∗ , Virgil Pavlu∗ , Stefan Savev∗ , Javed Aslam∗ ‡ Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2010-02-04 08:07:16 Web query classification Web search query Lemur Project Precision and recall Search engine indexing Discounted cumulative gain Bing Learning to rank Ranking SVM Information science Information retrieval Ranking function
829	Overview of the TREC 2009 Web Track Charles L. A. Clarke University of Waterloo 1 Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2010-03-02 08:04:51 Text Retrieval Conference Relevance Precision and recall Web search query IR evaluation Discounted cumulative gain Relevance feedback Concept Search Information science Information retrieval Science
830	Relevance Feedback based on Constrained Clustering: FDU at TREC 09 Bingqing Wang and Xuanjing Huang School of Computer Science and Technology Fudan University [removed] Add to Reading List Source URL: trec.nist.gov Language: English - Date: 2010-01-12 08:59:34 Relevance Cluster analysis Constrained clustering Discounted cumulative gain Query expansion Vector space model Precision and recall Lemur Project Information science Information retrieval Relevance feedback

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