Results 21 to 30 of about 332,730 (283)

Combinatorial Dominance Guarantees for Heuristic Algorithms [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2007
An $f(n)$ $\textit{dominance bound}$ on a heuristic for some problem is a guarantee that the heuristic always returns a solution not worse than at least $f(n)$ solutions.
Daniel Berend   +2 more
doaj   +1 more source

A Hybrid Optimization Framework with Dynamic Transition Scheme for Large-Scale Portfolio Management

open access: yesAlgorithms, 2022
Meta-heuristic algorithms have successfully solved many real-world problems in recent years. Inspired by different natural phenomena, the algorithms with special search mechanisms can be good at tackling certain problems.
Zhenglong Li, Vincent Tam
doaj   +1 more source

Cost-Aware and Energy-Efficient Task Scheduling Based on Grey Wolf Optimizer [PDF]

open access: yesJournal of Mahani Mathematical Research, 2023
One of the principal challenges in the cloud is the task scheduling problem. Appropriate task scheduling algorithms are needed to achieve goals such as load balancing, minimum cost, minimum energy consumption, etc.
Reyhane Ghafari, Najme Mansouri
doaj   +1 more source

Iterated-greedy-based algorithms with beam search initialization for the permutation flowshop to minimize total tardiness [PDF]

open access: yes, 2018
The permutation flow shop scheduling problem is one of the most studied operations research related problems. Literally, hundreds of exact and approximate algorithms have been proposed to optimise several objective functions. In this paper we address the
Fernández-Viagas Escudero, Víctor   +2 more
core   +1 more source

Review of Quantum-inspired Metaheuristic Algorithms and Its Applications [PDF]

open access: yesJisuanji kexue
The quantum meta heuristic algorithm is developed by applying quantum computing to the meta-heuristic algorithm.This kind of algorithm is good at solving combinatorial and numerical optimization problems,and has the characteristics of acce-lerated ...
RUAN Ning, LI Chun, MA Haoyue, JIA Yi, LI Tao
doaj   +1 more source

Generating A-Star Algorithm Admissible Heuristics Using a Dynamic Dataloader on Neural Networks, Enhanced With Genetic Algorithms, on a Distributed Architecture

open access: yesIEEE Access, 2023
Heuristic search algorithms are informed search strategies that use heuristics to estimate the minimal cost of the path from the current state to the goal. Using this additional knowledge, this type of algorithms can distinguish non-goal states, and then
Ouardi Amine, Mestari Mohammed
doaj   +1 more source

Population Dynamics in Genetic Programming for Dynamic Symbolic Regression

open access: yesApplied Sciences
This paper investigates the application of genetic programming (GP) for dynamic symbolic regression (SR), addressing the challenge of adapting machine learning models to evolving data in practical applications.
Philipp Fleck   +2 more
doaj   +1 more source

Bias and Variance Analysis of Contemporary Symbolic Regression Methods

open access: yesApplied Sciences
Symbolic regression is commonly used in domains where both high accuracy and interpretability of models is required. While symbolic regression is capable to produce highly accurate models, small changes in the training data might cause highly dissimilar ...
Lukas Kammerer   +2 more
doaj   +1 more source

Scalable Kernelization for Maximum Independent Sets [PDF]

open access: yes, 2019
The most efficient algorithms for finding maximum independent sets in both theory and practice use reduction rules to obtain a much smaller problem instance called a kernel.
Hespe, Demian   +2 more
core   +3 more sources

A Hybrid Genetic-Hierarchical Algorithm for the Quadratic Assignment Problem

open access: yesEntropy, 2021
In this paper, we present a hybrid genetic-hierarchical algorithm for the solution of the quadratic assignment problem. The main distinguishing aspect of the proposed algorithm is that this is an innovative hybrid genetic algorithm with the original ...
Alfonsas Misevičius, Dovilė Verenė
doaj   +1 more source

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