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    IJCAI
    2003
    173views Artificial Intelligence» more  IJCAI 2003»
    A Planning Algorithm for Predictive State Representations
    13 years 6 months ago
    A Planning Algorithm for Predictive State Representations
    Download  dli.iiit.ac.in
    We address the problem of optimally controlling stochastic environments that are partially observable. The standard method for tackling such problems is to define and solve a Part...
    Masoumeh T. Izadi, Doina Precup
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    ICML
    2008
    IEEE
    157views Machine Learning» more  ICML 2008»
    Efficiently learning linear-linear exponential family predictive representations of state
    14 years 6 months ago
    Efficiently learning linear-linear exponential family predictive representations of state
    Download  web.mit.edu
    Exponential Family PSR (EFPSR) models capture stochastic dynamical systems by representing state as the parameters of an exponential family distribution over a shortterm window of...
    David Wingate, Satinder P. Singh
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    AAAI
    2006
    157views Intelligent Agents» more  AAAI 2006»
    Improving Approximate Value Iteration Using Memories and Predictive State Representations
    13 years 6 months ago
    Improving Approximate Value Iteration Using Memories and Predictive State Representations
    Download  www.aaai.org
    Planning in partially-observable dynamical systems is a challenging problem, and recent developments in point-based techniques such as Perseus significantly improve performance as...
    Michael R. James, Ton Wessling, Nikos A. Vlassis
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    ICML
    2004
    IEEE
    123views Machine Learning» more  ICML 2004»
    Learning low dimensional predictive representations
    14 years 6 months ago
    Learning low dimensional predictive representations
    Download  www.cs.cmu.edu
    Predictive state representations (PSRs) have recently been proposed as an alternative to partially observable Markov decision processes (POMDPs) for representing the state of a dy...
    Matthew Rosencrantz, Geoffrey J. Gordon, Sebastian...
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    NIPS
    2001
    192views Information Technology» more  NIPS 2001»
    Predictive Representations of State
    13 years 6 months ago
    Predictive Representations of State
    Download  www.eecs.umich.edu
    We show that states of a dynamical system can be usefully represented by multi-step, action-conditional predictions of future observations. State representations that are grounded...
    Michael L. Littman, Richard S. Sutton, Satinder P....
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