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    » TREC: Experiment and evaluation in information retrieval
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    TREC
    2004
    128views Information Technology» more  TREC 2004»
    THUIR at TREC 2004: QA
    13 years 8 months ago
    THUIR at TREC 2004: QA
    Download  trec.nist.gov
    In this paper, we describe ideas and related experiments of Tsinghua University IR group in TREC 2004 QA track. In this track, our system consists three components: Question analy...
    Wei Tan 0002, Qunxiu Chen, Shaoping Ma
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    TREC
    2003
    81views Information Technology» more  TREC 2003»
    Ranking Function Discovery by Genetic Programming for Robust Retrieval
    13 years 8 months ago
    Ranking Function Discovery by Genetic Programming for Robust Retrieval
    Download  trec.nist.gov
    Ranking functions are instrumental for the success of an information retrieval (search engine) system. However nearly all existing ranking functions are manually designed based on...
    Li Wang, Weiguo Fan, Rui Yang, Wensi Xi, Ming Luo,...
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    NAACL
    2003
    126views Computational Linguistics» more  NAACL 2003»
    Evaluating the Evaluation: A Case Study Using the TREC 2002 Question Answering Track
    13 years 8 months ago
    Evaluating the Evaluation: A Case Study Using the TREC 2002 Question Answering Track
    Download  acl.ldc.upenn.edu
    Evaluating competing technologies on a common problem set is a powerful way to improve the state of the art and hasten technology transfer. Yet poorly designed evaluations can was...
    Ellen M. Voorhees
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    TREC
    2004
    123views Information Technology» more  TREC 2004»
    Concept Extraction and Synonymy Management for Biomedical Information Retrieval
    13 years 8 months ago
    Concept Extraction and Synonymy Management for Biomedical Information Retrieval
    Download  trec.nist.gov
    This paper reports on work done for the Genomics Track at TREC 2004 by ConverSpeech LLC in conjunction with scientists at the Saccharomyces Genome Database (SGD), the model organi...
    Colleen E. Crangle, Alex Zbyslaw, J. Michael Cherr...
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    IR
    2007
    108views Natural Language Processing» more  IR 2007»
    An empirical study of tokenization strategies for biomedical information retrieval
    13 years 7 months ago
    An empirical study of tokenization strategies for biomedical information retrieval
    Download  sifaka.cs.uiuc.edu
    Due to the great variation of biological names in biomedical text, appropriate tokenization is an important preprocessing step for biomedical information retrieval. Despite its im...
    Jing Jiang, ChengXiang Zhai
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