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ICDE
1991
IEEE
175views Database» more  ICDE 1991»
13 years 11 months ago
Constraint-Based Reasoning in Deductive Databases
— Constraints play an important role in the efficient query evaluation in deductive databases. In this paper, constraint-based query evaluation in deductive databases is investi...
Jiawei Han
IBPRIA
2005
Springer
14 years 1 months ago
A Real-Time Gabor Primal Sketch for Visual Attention
We describe a fast algorithm for Gabor filtering, specially designed for multi-scale image representations. Our proposal is based on three facts: first, Gabor functions can be de...
Alexandre Bernardino, José Santos-Victor
ICASSP
2011
IEEE
12 years 11 months ago
Empirical divergence maximization for quantizer design: An analysis of approximation error
Empirical divergence maximization is an estimation method similar to empirical risk minimization whereby the Kullback-Leibler divergence is maximized over a class of functions tha...
Michael A. Lexa
IGPL
2006
107views more  IGPL 2006»
13 years 7 months ago
Undecidability over Continuous Time
Since 1996, some models of recursive functions over the real numbers have been analyzed by several researchers. It could be expected that they exhibit a computational power much g...
Jerzy Mycka, José Félix Costa
ICDT
2010
ACM
194views Database» more  ICDT 2010»
13 years 9 months ago
Bag Equivalence of XPath Queries
When a query is evaluated under bag semantics, each answer is returned as many times as it has derivations. Bag semantics has long been recognized as important, especially when ag...
Sara Cohen, Yaacov Y. Weiss