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NIPS
1996
13 years 9 months ago
Are Hopfield Networks Faster than Conventional Computers?
It is shown that conventional computers can be exponentially faster than planar Hopfield networks: although there are planar Hopfield networks that take exponential time to conver...
Ian Parberry, Hung-Li Tseng
ALGORITHMICA
2010
104views more  ALGORITHMICA 2010»
13 years 8 months ago
Fixed-Parameter Approximation: Conceptual Framework and Approximability Results
The notion of fixed-parameter approximation is introduced to investigate the approximability of optimization problems within the framework of fixed-parameter computation. This work...
Liming Cai, Xiuzhen Huang
CORR
2010
Springer
82views Education» more  CORR 2010»
13 years 8 months ago
Removing Local Extrema from Imprecise Terrains
In this paper, we study imprecise terrains, that is, triangulated terrains with a vertical error interval in the vertices. We study the problem of removing as many local extrema (...
Chris Gray, Frank Kammer, Maarten Löffler, Ro...
AUTOMATICA
2006
83views more  AUTOMATICA 2006»
13 years 8 months ago
A stochastic control model of economic growth with environmental disaster prevention
This paper proposes a capital accumulation model with a random stopping time corresponding to the occurrence of an environmental catastrophe. Depending on the preventive capital s...
Alain Haurie, Francesco Moresino
ISCI
2008
137views more  ISCI 2008»
13 years 8 months ago
Inference of differential equation models by genetic programming
This paper describes an evolutionary method for identifying a causal model from the observed time series data. We use a system of ordinary differential equations (ODEs) as the cau...
Hitoshi Iba