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CORR
2010
Springer
83views Education» more  CORR 2010»
15 years 5 months ago
Flat Zipper-Unfolding Pairs for Platonic Solids
We show that four of the five Platonic solids’ surfaces may be cut open with a Hamiltonian path along edges and unfolded to a polygonal net each of which can “zipper-refold...
Joseph O'Rourke
CORR
2010
Springer
79views Education» more  CORR 2010»
15 years 5 months ago
Sampling of operators
Abstract. The classical sampling theorem for bandlimited functions has recently been generalized to apply to so-called bandlimited operators, that is, to operators with band-limite...
Götz E. Pfander
CORR
2010
Springer
103views Education» more  CORR 2010»
15 years 4 months ago
Least Squares Superposition Codes of Moderate Dictionary Size, Reliable at Rates up to Capacity
Sparse superposition codes are developed for the additive white Gaussian noise channel with average codeword power constraint. Codewords are linear combinations of subsets of vecto...
Andrew R. Barron, Antony Joseph
CORR
2010
Springer
72views Education» more  CORR 2010»
15 years 4 months ago
Exploring Simple Triangular and Hexagonal Grid Polygons Online
We examine online grid covering with hexagonal and triangular grids. For arbitrary environments without obstacles we provide a strategy that produces tours of length S C + 1 4 E ...
Daniel Herrmann, Tom Kamphans, Elmar Langetepe
CORR
2010
Springer
137views Education» more  CORR 2010»
15 years 6 months ago
State Elimination Ordering Strategies: Some Experimental Results
Recently, the problem of obtaining a short regular expression equivalent to a given finite automaton has been intensively investigated. Algorithms for converting finite automata to...
Nelma Moreira, Davide Nabais, Rogério Reis