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    UAI
    2004
    95views Artificial Intelligence» more  UAI 2004»
    An Empirical Evaluation of Possible Variations of Lazy Propagation
    13 years 6 months ago
    An Empirical Evaluation of Possible Variations of Lazy Propagation
    Download  uai.sis.pitt.edu
    As real-world Bayesian networks continue to grow larger and more complex, it is important to investigate the possibilities for improving the performance of existing algorithms of ...
    Andres Madsen
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    UAI
    2004
    87views Artificial Intelligence» more  UAI 2004»
    An Extended Cencov-Campbell Characterization of Conditional Information Geometry
    13 years 6 months ago
    An Extended Cencov-Campbell Characterization of Conditional Information Geometry
    Download  www.cs.cmu.edu
    We formulate and prove an axiomatic characterization of conditional information geometry, for both the normalized and the nonnormalized cases. This characterization extends the ax...
    Guy Lebanon
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    UAI
    2004
    92views Artificial Intelligence» more  UAI 2004»
    Pre-Selection of Independent Binary Features: An Application to Diagnosing Scrapie in
    13 years 6 months ago
    Pre-Selection of Independent Binary Features: An Application to Diagnosing Scrapie in
    Download  uai.sis.pitt.edu
    Suppose that the only available information in a multi-class problem are expert estimates of the conditional probabilities of occurrence for a set of binary features. The aim is t...
    Ludmila I. Kuncheva, Christopher J. Whitaker, Pete...
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    UAI
    2004
    89views Artificial Intelligence» more  UAI 2004»
    Conditional Chow-Liu Tree Structures for Modeling Discrete-Valued Vector Time Series
    13 years 6 months ago
    Conditional Chow-Liu Tree Structures for Modeling Discrete-Valued Vector Time Series
    Download  www.datalab.uci.edu
    Sergey Kirshner, Padhraic Smyth, Andrew Robertson
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    UAI
    2004
    97views Artificial Intelligence» more  UAI 2004»
    Probabilistic Index Maps for Modeling Natural Signals
    13 years 6 months ago
    Probabilistic Index Maps for Modeling Natural Signals
    Download  www.ee.columbia.edu
    One of the major problems in modeling natural signals is that signals with very similar structure may locally have completely different measurements, e.g., images taken under diff...
    Nebojsa Jojic, Yaron Caspi, Manuel Reyes-Gomez
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    UAI
    2004
    189views Artificial Intelligence» more  UAI 2004»
    A Bayesian Approach toward Active Learning for Collaborative Filtering
    13 years 6 months ago
    A Bayesian Approach toward Active Learning for Collaborative Filtering
    Download  www.cs.cmu.edu
    Collaborative filtering is a useful technique for exploiting the preference patterns of a group of users to predict the utility of items for the active user. In general, the perfo...
    Rong Jin, Luo Si
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    UAI
    2004
    110views Artificial Intelligence» more  UAI 2004»
    Regret Minimizing Equilibria and Mechanisms for Games with Strict Type Uncertainty
    13 years 6 months ago
    Regret Minimizing Equilibria and Mechanisms for Games with Strict Type Uncertainty
    Download  www.cs.toronto.edu
    Mechanism design has found considerable application to the construction of agent-interaction protocols. In the standard setting, the type (e.g., utility function) of an agent is n...
    Nathanael Hyafil, Craig Boutilier
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    UAI
    2004
    137views Artificial Intelligence» more  UAI 2004»
    Dynamical Systems Trees
    13 years 6 months ago
    Dynamical Systems Trees
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    We propose dynamical systems trees (DSTs) as a flexible model for describing multiple processes that interact via a hierarchy of aggregating processes. DSTs extend nonlinear dynam...
    Andrew Howard, Tony Jebara
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    UAI
    2004
    134views Artificial Intelligence» more  UAI 2004»
    Dependent Dirichlet Priors and Optimal Linear Estimators for Belief Net Parameters
    13 years 6 months ago
    Dependent Dirichlet Priors and Optimal Linear Estimators for Belief Net Parameters
    Download  www.stat.ualberta.ca
    A Bayesian belief network is a model of a joint distribution over a finite set of variables, with a DAG structure representing immediate dependencies among the variables. For each...
    Peter Hooper
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    UAI
    2004
    98views Artificial Intelligence» more  UAI 2004»
    From Fields to Trees
    13 years 6 months ago
    From Fields to Trees
    Download  www.cs.ubc.ca
    We present new MCMC algorithms for computing the posterior distributions and expectations of the unknown variables in undirected graphical models with regular structure. For demon...
    Firas Hamze, Nando de Freitas
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