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» Regularization on Discrete Spaces
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UAI
2008
13 years 9 months ago
Feature Selection via Block-Regularized Regression
Identifying co-varying causal elements in very high dimensional feature space with internal structures, e.g., a space with as many as millions of linearly ordered features, as one...
Seyoung Kim, Eric P. Xing
IMAMS
2007
157views Mathematics» more  IMAMS 2007»
13 years 9 months ago
Regularity Criteria for the Topology of Algebraic Curves and Surfaces
In this paper, we consider the problem of analysing the shape of an object defined by polynomial equations in a domain. We describe regularity criteria which allow us to determine...
Lionel Alberti, Bernard Mourrain
CORR
2007
Springer
138views Education» more  CORR 2007»
13 years 7 months ago
Algebraic Distributed Space-Time Codes with Low ML Decoding Complexity
— ”Extended Clifford algebras” are introduced as a means to obtain low ML decoding complexity space-time block codes. Using left regular matrix representations of two speci...
G. Susinder Rajan, B. Sundar Rajan
EWRL
2008
13 years 9 months ago
Efficient Reinforcement Learning in Parameterized Models: Discrete Parameter Case
We consider reinforcement learning in the parameterized setup, where the model is known to belong to a parameterized family of Markov Decision Processes (MDPs). We further impose ...
Kirill Dyagilev, Shie Mannor, Nahum Shimkin
JCP
2007
115views more  JCP 2007»
13 years 7 months ago
Toward The Use Of The Time-Warping Principle With Discrete-Time Sequences
Abstract—This paper establishes a new coherent framework to extend the class of unitary warping operators to the case of discrete–time sequences. Providing some a priori consid...
Arnaud Jarrot, Cornel Ioana, André Quinquis