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    SIGIR
    2009
    ACM
    158views Information Technology» more  SIGIR 2009»
    Approximating true relevance distribution from a mixture model based on irrelevance data
    14 years 4 months ago
    Approximating true relevance distribution from a mixture model based on irrelevance data
    Download  www.comp.rgu.ac.uk
    Pseudo relevance feedback (PRF), which has been widely applied in IR, aims to derive a distribution from the top n pseudo relevant documents D. However, these documents are often ...
    Peng Zhang, Yuexian Hou, Dawei Song
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    ACML
    2009
    Springer
    257views Machine Learning» more  ACML 2009»
    Linear Time Model Selection for Mixture of Heterogeneous Components
    14 years 4 months ago
    Linear Time Model Selection for Mixture of Heterogeneous Components
    Download  ibis-workshop.org
    Abstract: Our main contribution is to propose a novel model selection methodology, expectation minimization of information criterion (EMIC). EMIC makes a significant impact on the...
    Ryohei Fujimaki, Satoshi Morinaga, Michinari Momma...
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    DICTA
    2007
    150views Applied Computing» more  DICTA 2007»
    Simplex Optimisation Initialized by Gaussian Mixture for Active Appearance Models
    13 years 11 months ago
    Simplex Optimisation Initialized by Gaussian Mixture for Active Appearance Models
    Download  sylvain.legallou.fr
    Active appearance model efficiently aligns objects which are previously modelized in images. We use it for Human Machine Interface (face gesture analysis, lips reading) to modeli...
    Yasser Aidarous, Sylvain Le Gallou, Renaud S&eacut...
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    ACL
    2006
    107views Computational Linguistics» more  ACL 2006»
    BiTAM: Bilingual Topic AdMixture Models for Word Alignment
    13 years 11 months ago
    BiTAM: Bilingual Topic AdMixture Models for Word Alignment
    Download  www.sailing.cs.cmu.edu
    We propose a novel bilingual topical admixture (BiTAM) formalism for word alignment in statistical machine translation. Under this formalism, the parallel sentence-pairs within a ...
    Bing Zhao, Eric P. Xing
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    TMI
    2010
    182views more  TMI 2010»
    A Bayesian Mixture Approach to Modeling Spatial Activation Patterns in Multisite fMRI Data
    13 years 8 months ago
    A Bayesian Mixture Approach to Modeling Spatial Activation Patterns in Multisite fMRI Data
    Download  www.cs.cmu.edu
    Abstract—We propose a probabilistic model for analyzing spatial activation patterns in multiple functional magnetic resonance imaging (fMRI) activation images such as repeated ob...
    Seyoung Kim, Padhraic Smyth, Hal S. Stern
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