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GECCO
2011
Springer
248views Optimization» more  GECCO 2011»
13 years 3 months ago
Size-based tournaments for node selection
In genetic programming, the reproductive operators of crossover and mutation both require the selection of nodes from the reproducing individuals. Both unbiased random selection a...
Thomas Helmuth, Lee Spector, Brian Martin
GECCO
2011
Springer
261views Optimization» more  GECCO 2011»
13 years 3 months ago
Spacing memetic algorithms
We introduce the Spacing Memetic Algorithm (SMA), a formal evolutionary model devoted to a systematic control of spacing (distances) among individuals. SMA uses search space dista...
Daniel Cosmin Porumbel, Jin-Kao Hao, Pascale Kuntz
GECCO
2011
Springer
374views Optimization» more  GECCO 2011»
13 years 3 months ago
A hybrid heuristic approach for solving the generalized traveling salesman problem
The generalized traveling salesman problem (GTSP) is an NPhard problem that extends the classical traveling salesman problem by partitioning the nodes into clusters and looking fo...
Petrica C. Pop, Serban Iordache
ANOR
2011
169views more  ANOR 2011»
13 years 4 months ago
Predetermined intervals for start times of activities in the stochastic project scheduling problem
This paper proposes a new methodology to schedule activities in projects with stochastic activity durations. The main idea is to determine for each activity an interval in which th...
Illana Bendavid, Boaz Golany
COR
2007
134views more  COR 2007»
14 years 12 days ago
Portfolio selection using neural networks
In this paper we apply a heuristic method based on artificial neural networks (NN) in order to trace out the efficient frontier associated to the portfolio selection problem. We...
Alberto Fernández, Sergio Gómez
IJCBDD
2008
113views more  IJCBDD 2008»
14 years 13 days ago
Parsimony accelerated Maximum Likelihood searches
: Phylogenetic search is a key tool used in a variety of biological research endeavors. However, this search problem is known to be computationally difficult, due to the astronomic...
Kenneth Sundberg, Timothy O'Connor, Hyrum Carroll,...
CVIU
2010
163views more  CVIU 2010»
14 years 15 days ago
Automated handwashing assistance for persons with dementia using video and a partially observable Markov decision process
This paper presents a real-time vision-based system to assist a person with dementia wash their hands. The system uses only video inputs, and assistance is given as either verbal ...
Jesse Hoey, Pascal Poupart, Axel von Bertoldi, Tam...
ANTSW
2006
Springer
14 years 4 months ago
Kernelization as Heuristic Structure for the Vertex Cover Problem
Abstract. For solving combinatorial optimisation problems, exact methods accurately exploit the structure of the problem but are tractable only up to a certain size; approximation ...
Stephen Gilmour, Mark Dras
PAKDD
2001
ACM
104views Data Mining» more  PAKDD 2001»
14 years 4 months ago
Optimizing the Induction of Alternating Decision Trees
The alternating decision tree brings comprehensibility to the performance enhancing capabilities of boosting. A single interpretable tree is induced wherein knowledge is distribute...
Bernhard Pfahringer, Geoffrey Holmes, Richard Kirk...