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» Structure in the Space of Value Functions
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SIAMSC
2010
95views more  SIAMSC 2010»
15 years 4 months ago
Interpreting IDR as a Petrov--Galerkin Method
The IDR method of Sonneveld and van Gijzen [SIAM J. Sci. Comput., 31:1035–1062, 2008] is shown to be a Petrov-Galerkin (projection) method with a particular choice of left Krylov...
Valeria Simoncini, Daniel B. Szyld
NCI
2004
185views Neural Networks» more  NCI 2004»
15 years 7 months ago
Hierarchical reinforcement learning with subpolicies specializing for learned subgoals
This paper describes a method for hierarchical reinforcement learning in which high-level policies automatically discover subgoals, and low-level policies learn to specialize for ...
Bram Bakker, Jürgen Schmidhuber
IJON
2011
186views more  IJON 2011»
14 years 9 months ago
Discriminative structure selection method of Gaussian Mixture Models with its application to handwritten digit recognition
, Yunde Jia Model structure selection is currently an open problem in modeling data via Gaussian Mixture Models (GMM). This paper proposes a discriminative method to select GMM st...
Xuefeng Chen, Xiabi Liu, Yunde Jia
CIKM
2010
Springer
15 years 4 months ago
Probabilistic ranking for relational databases based on correlations
This paper proposes a ranking method to exploit statistical correlations among pairs of attribute values in relational databases. For a given query, the correlations of the query ...
Jaehui Park, Sang-goo Lee
VMCAI
2010
Springer
16 years 3 months ago
Shape Analysis in the Absence of Pointers and Structure
Shape analyses (Chase et al. 1990, Sagiv et al. 2002) discover properties of dynamic and/or mutable structures. We ask, "Is there an equivalent to shape analysis for purely fu...
Matthew Might