Sciweavers

1132 search results - page 72 / 227
» Structure in Average Case Complexity
Sort
View
JACM
2010
120views more  JACM 2010»
14 years 6 months ago
The structure of inverses in schema mappings
A schema mapping is a specification that describes how data structured under one schema (the source schema) is to be transformed into data structured under a different schema (the...
Ronald Fagin, Alan Nash
BMCBI
2010
175views more  BMCBI 2010»
14 years 12 months ago
Towards high performance computing for molecular structure prediction using IBM Cell Broadband Engine - an implementation perspe
Background: RNA structure prediction problem is a computationally complex task, especially with pseudo-knots. The problem is well-studied in existing literature and predominantly ...
S. P. T. Krishnan, Sim Sze Liang, Bharadwaj Veerav...
COCOON
1999
Springer
15 years 4 months ago
Distributionally-Hard Languages
Cai and Selman [CS99] defined a modification of Levin’s notion of average polynomial time and proved, for every P-bi-immune language L and every polynomial-time computable dis...
Lance Fortnow, Aduri Pavan, Alan L. Selman
DGCI
2000
Springer
15 years 4 months ago
A New Means for Investigating 3-Manifolds
The paper presents a new method of investigating topological properties of three-dimensional manifolds by means of computers. Manifolds are represented as finite cell complexes. Th...
Vladimir Kovalevsky
MP
2007
95views more  MP 2007»
14 years 11 months ago
Smoothed analysis of integer programming
We present a probabilistic analysis of integer linear programs (ILPs). More specifically, we study ILPs in a so-called smoothed analysis in which it is assumed that first an adve...
Heiko Röglin, Berthold Vöcking