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» The PBD-Closure of Constant-Composition Codes
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CORR
2010
Springer
93views Education» more  CORR 2010»
13 years 5 months ago
Linear Size Optimal q-ary Constant-Weight Codes and Constant-Composition Codes
An optimal constant-composition or constant-weight code of weight w has linear size if and only if its distance d is at
Yeow Meng Chee, Son Hoang Dau, Alan C. H. Ling, Sa...
CORR
2007
Springer
71views Education» more  CORR 2007»
13 years 5 months ago
The PBD-Closure of Constant-Composition Codes
—We show an interesting pairwise balanced design (PBD)-closure result for the set of lengths of constant-composition codes whose distance and size meet certain conditions. A cons...
Yeow Meng Chee, Alan C. H. Ling, San Ling, Hao She...
DCC
2010
IEEE
13 years 5 months ago
Equidistant frequency permutation arrays and related constant composition codes
This paper introduces and studies the notion of an equidistant frequency permutation array (EFPA). An EFPA of length n = m, distance d and size v is defined to be a v
Sophie Huczynska
CP
2009
Springer
14 years 6 months ago
Modelling Equidistant Frequency Permutation Arrays: An Application of Constraints to Mathematics
Equidistant Frequency Permutation Arrays are combinatorial objects of interest in coding theory. A frequency permutation array is a type of constant composition code in which each ...
Sophie Huczynska, Paul McKay, Ian Miguel, Peter Ni...
SARA
2009
Springer
14 years 7 hour ago
Modelling Equidistant Frequency Permutation Arrays in Constraints
Equidistant Frequency Permutation Arrays are combinatorial objects of interest in coding theory. A frequency permutation array is a type of constant composition code in which each...
Ian P. Gent, Paul McKay, Ian Miguel, Peter Nightin...