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» On the Complexity of Computing Treelength
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COMPGEOM
2011
ACM
14 years 11 months ago
An output-sensitive algorithm for persistent homology
In this paper, we present the first output-sensitive algorithm to compute the persistence diagram of a filtered simplicial complex. For any Γ > 0, it returns only those homo...
Chao Chen, Michael Kerber
CIE
2009
Springer
16 years 2 months ago
Equivalence Relations on Classes of Computable Structures
Abstract. If L is a finite relational language then all computable Lstructures can be effectively enumerated in a sequence {An}n∈ω in such a way that for every computable L-st...
Ekaterina B. Fokina, Sy-David Friedman
204
Voted
CIE
2007
Springer
16 years 1 months ago
Speed-Up Theorems in Type-2 Computation
Abstract. A classic result known as the speed-up theorem in machineindependent complexity theory shows that there exist some computable functions that do not have best programs for...
Chung-Chih Li
SC
2005
ACM
16 years 1 months ago
Multilevel Parallelism in Computational Chemistry using Common Component Architecture and Global Arrays
The development of complex scientific applications for high-end systems is a challenging task. Addressing complexity of the involved software and algorithms is becoming increasing...
Manojkumar Krishnan, Yuri Alexeev, Theresa L. Wind...
EH
2005
IEEE
119views Hardware» more  EH 2005»
16 years 1 months ago
Evolutionary Computation Technologies for the Automated Design of Space Systems
The Evolvable Computation Group, at NASA’s Jet Propulsion Laboratory, is tasked with demonstrating the utility of computational engineering and computer optimized design for com...
Richard Terrile, Hrand Aghazarian, Michael I. Ferg...