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» A Note on Difference Sets
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COMBINATORICS
2007
55views more  COMBINATORICS 2007»
14 years 11 months ago
A Note on a Problem of Hilliker and Straus
For a prime p and a vector ¯α = (α1, . . . , αk) ∈ Zk p let f (¯α, p) be the largest n such that in each set A ⊆ Zp of n elements one can find x which has a unique repr...
Miroslawa Janczak
ICDAR
2009
IEEE
14 years 9 months ago
Selecting Features in On-Line Handwritten Whiteboard Note Recognition: SFS or SFFS?
When selecting features with the sequential forward floating selection (SFFS), the "nesting effect" is avoided, which is a common phenomenon if the computationally less ...
Joachim Schenk, Moritz Kaiser, Gerhard Rigoll
ENTCS
2008
106views more  ENTCS 2008»
14 years 12 months ago
Computability and Representations of the Zero Set
In this note we give a new representation for closed sets under which the robust zero set of a function is computable. We call this representation the component cover representati...
Pieter Collins
ENDM
2006
127views more  ENDM 2006»
14 years 11 months ago
Greedy defining sets in graphs and Latin squares
Greedy algorithm sometimes uses more than (G) colors while coloring a graph G. A greedy defining set is an object to eliminate these extra colors so that the greedy coloring resul...
Manouchehr Zaker
JGT
2007
81views more  JGT 2007»
14 years 11 months ago
Independent dominating sets and hamiltonian cycles
A graph is uniquely hamiltonian if it contains exactly one hamiltonian cycle. In this note we prove that there are no r-regular uniquely hamiltonian graphs when r > 22. This im...
Penny E. Haxell, Ben Seamone, Jacques Verstraë...