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» On the Complexity of Universal Programs
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ENTCS
2008
125views more  ENTCS 2008»
15 years 6 months ago
Can Refinement be Automated?
We automatically verify Back's atomicity refinement law and a classical data refinement law for action systems. Our novel approach mechanises a refinement calculus based on K...
Peter Höfner, Georg Struth
126
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ANNALS
2006
63views more  ANNALS 2006»
15 years 6 months ago
The Virtual Life of ENIAC: Simulating the Operation of the First Electronic Computer
This paper describes an interactive simulation of the Electronical Numerical Integrator and Computer (ENIAC). With the simulator, the user can wire up complex configurations of th...
Till Zoppke, Raúl Rojas
IJAR
2008
106views more  IJAR 2008»
15 years 6 months ago
Probabilistic logic with independence
This paper investigates probabilistic logics endowed with independence relations. We review propositional probabilistic languages without and with independence. We then consider g...
Fabio Gagliardi Cozman, Cassio Polpo de Campos, Jo...
182
Voted
TCS
2008
15 years 6 months ago
Approximate GCDs of polynomials and sparse SOS relaxations
The problem of computing approximate GCDs of several polynomials with real or complex coefficients can be formulated as computing the minimal perturbation such that the perturbed ...
Bin Li, Jiawang Nie, Lihong Zhi
CORR
1998
Springer
109views Education» more  CORR 1998»
15 years 6 months ago
A Maximum-Entropy Partial Parser for Unrestricted Text
This paper describes a partial parser that assigns syntactic structures to sequences of partof-speech tags. The program uses the maximum entropy parameter estimation method, which...
Wojciech Skut, Thorsten Brants