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CIDU
2010
14 years 10 months ago
Optimal Partitions of Data In Higher Dimensions
Given any collection of data cells in a data space X, consider the problem of finding the optimal partition of the data cells into blocks which are unions of cells. The algorithms...
Bradley W. Jackson, Jeffrey D. Scargle, Chris Cusa...
80
Voted
COMBINATORICS
2006
105views more  COMBINATORICS 2006»
15 years 26 days ago
Matchings Avoiding Partial Patterns
We show that matchings avoiding certain partial patterns are counted by the 3-Catalan numbers. We give a characterization of 12312-avoiding matchings in terms of restrictions on t...
William Y. C. Chen, Toufik Mansour, Sherry H. F. Y...
120
Voted
CORR
2010
Springer
95views Education» more  CORR 2010»
14 years 10 months ago
When are feedforward microcircuits well-modeled by maximum entropy methods?
Describing the collective activity of neural populations is a daunting task: the number of possible patterns grows exponentially with the number of cells, resulting in practically...
Andrea K. Barreiro, Julijana Gjorgjieva, Fred Riek...
87
Voted
IJACTAICIT
2010
160views more  IJACTAICIT 2010»
14 years 10 months ago
Concentric Circular Array Antenna Null Steering Synthesis by Using Modified Hybrid Ant Colony System Algorithm
In this article, a hybrid optimization method has been proposed consisting of modified ant colony systems (ACSs) and constrained nonlinear programming (NLP) to solve the problems ...
Ali Abdulhadi Noaman
85
Voted
WWW
2008
ACM
16 years 1 months ago
Efficient evaluation of generalized path pattern queries on XML data
Finding the occurrences of structural patterns in XML data is a key operation in XML query processing. Existing algorithms for this operation focus almost exclusively on path-patt...
Xiaoying Wu, Stefanos Souldatos, Dimitri Theodorat...