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    » An Ontology-Based Information Retrieval Model
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    EACL
    2006
    ACL Anthology
    151views Natural Language Processing» more  EACL 2006»
    Computing Term Translation Probabilities with Generalized Latent Semantic Analysis
    14 years 5 days ago
    Computing Term Translation Probabilities with Generalized Latent Semantic Analysis
    Download  l2r.cs.uiuc.edu
    Term translation probabilities proved an effective method of semantic smoothing in the language modelling approach to information retrieval. We use Generalized Latent Semantic Ana...
    Irina Matveeva, Gina-Anne Levow
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    ISICT
    2003
    94views Information Technology» more  ISICT 2003»
    The influence of semantics in IR using LSI and K-means clustering techniques
    14 years 5 days ago
    The influence of semantics in IR using LSI and K-means clustering techniques
    Download  users.dsic.upv.es
    In this paper we study the influence of semantics in the information retrieval preprocessing. We concretely compare the reached performance with stemming and semantic lemmatizatio...
    Daniel Jiménez, Edgardo Ferretti, Vicente V...
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    SIGIR
    2009
    ACM
    147views Information Technology» more  SIGIR 2009»
    Reciprocal rank fusion outperforms condorcet and individual rank learning methods
    14 years 5 months ago
    Reciprocal rank fusion outperforms condorcet and individual rank learning methods
    Download  plg.uwaterloo.ca
    Reciprocal Rank Fusion (RRF), a simple method for combining the document rankings from multiple IR systems, consistently yields better results than any individual system, and bett...
    Gordon V. Cormack, Charles L. A. Clarke, Stefan B&...
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    SIGIR
    2009
    ACM
    136views Information Technology» more  SIGIR 2009»
    Estimating query performance using class predictions
    14 years 5 months ago
    Estimating query performance using class predictions
    Download  research.microsoft.com
    We investigate using topic prediction data, as a summary of document content, to compute measures of search result quality. Unlike existing quality measures such as query clarity ...
    Kevyn Collins-Thompson, Paul N. Bennett
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    SIGIR
    2005
    ACM
    90views Information Technology» more  SIGIR 2005»
    Publish/subscribe functionality in IR environments using structured overlay networks
    14 years 4 months ago
    Publish/subscribe functionality in IR environments using structured overlay networks
    Download  www.intelligence.tuc.gr
    We study the problem of offering publish/subscribe functionality on top of structured overlay networks using data models and languages from IR. We show how to achieve this by ext...
    Christos Tryfonopoulos, Stratos Idreos, Manolis Ko...
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