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The use of genetic algorithms for the optimisation of magic angle spinning NMR pulse sequences is discussed. The discussion uses as an example the optimisation of the C7 dipolar recoupling pulse sequence, aiming to achieve improved…

计算工程、金融与科学 · 计算机科学 2013-06-04 Matthias Bechmann , John Clark , Angelika Sebald

An implementation and an application of the combination of the genetic algorithm and Newton's method for solving a system of nonlinear equations is presented. The method first uses the advantage of the robustness of the genetic algorithm…

数值分析 · 数学 2020-07-13 Ryuji Koshikawa , Akira Terui , Masahiko Mikawa

The design and the implementation of a genetic algorithm are described. The applicability domain is on structure-activity relationships expressed as multiple linear regressions and predictor variables are from families of structure-based…

神经与进化计算 · 计算机科学 2009-06-29 Lorentz Jantschi

We continue the study of Genetic Algorithms (GA) on combinatorial optimization problems where the candidate solutions need to satisfy a balancedness constraint. It has been observed that the reduction of the search space size granted by…

神经与进化计算 · 计算机科学 2022-06-23 Luca Manzoni , Luca Mariot , Eva Tuba

We present a specially designed evolutionary algorithm for the prediction of surface reconstructions. This new technique allows one to automatically explore all the low-energy configurations with variable surface atoms and variable surface…

材料科学 · 物理学 2013-06-05 Qiang Zhu , Li Li , Artem R. Oganov , Philip B. Allen

Compact Genetic Algorithms (cGAs) are condensed variants of classical Genetic Algorithms (GAs) that use a probability vector representation of the population instead of the complete population. cGAs have been shown to significantly reduce…

神经与进化计算 · 计算机科学 2025-04-07 Prasanta Dutta , Anirban Mukhopadhyay

This paper proposes an optimization problem formulation to tackle the challenges of cislunar Space Domain Awareness (SDA) through multi-spacecraft monitoring. Due to the large volume of interest as well as the richness of the dynamical…

空间物理 · 物理学 2024-03-11 Lois Visonneau , Yuri Shimane , Koki Ho

One important feature of complex systems are problem domains that have many local minima and substructure. Biological systems manage these local minima by switching between different subsystems depending on their environmental or…

神经与进化计算 · 计算机科学 2022-08-25 Ankit Grover , Vaishali Yadav , Bradly Alicea

We investigate a family of $(\mu+\lambda)$ Genetic Algorithms (GAs) which creates offspring either from mutation or by recombining two randomly chosen parents. By scaling the crossover probability, we can thus interpolate from a fully…

神经与进化计算 · 计算机科学 2021-02-16 Furong Ye , Hao Wang , Carola Doerr , Thomas Bäck

Most of the problems in genetic algorithms are very complex and demand a large amount of resources that current technology can not offer. Our purpose was to develop a Java-JINI distributed library that implements Genetic Algorithms with…

神经与进化计算 · 计算机科学 2016-05-24 Marco AR Erra , Pedro MM Mitra , Agostinho C Rosa

The design of broad-band polarimeters with high performance is challenging due to the wavelength dependence of optical components. An efficient Genetic Algorithm (GA) computer code was recently developed in order to design and re-optimize…

Genetic algorithms have played an important role in engineering optimization. Traditional GAs treat each gene separately. However, biophysical studies of gene regulatory networks revealed direct associations between different genes. It…

神经与进化计算 · 计算机科学 2024-05-01 Zhaoning Shi , Meng Xiang , Zhaoyang Hai , Xiabi Liu , Yan Pei

The main problems in modeling interacting galaxies are the extended parameter space and the fairly high CPU costs of self-consistent N-body simulations. Therefore, traditional modeling techniques suffer from either extreme CPU demands or…

天体物理学 · 物理学 2007-05-23 Ch. Theis , Ch. Gerds , Ch. Spinneker

The method and the advantages of an evolutionary computing based approach using a steady state genetic algorithm (GA) for the parameterization of interatomic potentials for metal oxides within the shell model framework are developed and…

材料科学 · 物理学 2013-06-06 Jose Solomon , Peter Chung , Deepak Srivastava , Eric Darve

This study proposes a data condensation method for multivariate kernel density estimation by genetic algorithm. First, our proposed algorithm generates multiple subsamples of a given size with replacement from the original sample. The…

统计方法学 · 统计学 2022-03-04 Kiheiji Nishida

A computational method is presented which is capable to obtain low lying energy structures of topological amorphous systems. The method merges a differential mutation genetic algorithm with simulated annealing. This is done by incorporating…

计算物理 · 物理学 2017-10-11 Katja Biswas

We investigate the ability of a genetic algorithm to design cellular automata that perform computations. The computational strategies of the resulting cellular automata can be understood using a framework in which ``particles'' embedded in…

adap-org · 物理学 2015-06-30 James P. Crutchfield , Melanie Mitchell , Rajarshi Das

This paper provides an in-depth empirical analysis of several evolutionary algorithms on the one-dimensional spin glass model with power-law interactions. The considered spin glass model provides a mechanism for tuning the effective range…

无序系统与神经网络 · 物理学 2009-07-29 Martin Pelikan , Helmut G. Katzgraber

This work proposes a new edge about the Chaotic Genetic Algorithm (CGA) and the importance of the entropy in the initial population. Inspired by chaos theory the CGA uses chaotic maps to modify the stochastic parameters of Genetic Algorithm…

神经与进化计算 · 计算机科学 2019-03-13 Guillermo Fuertes , Manuel Vargas , Miguel Alfaro , Rodrigo Soto-Garrido , Jorge Sabattin , Maria Alejandra Peralta

A self-organizing approach is proposed for gene finding based on the model of codon usage for coding regions and positional preference for noncoding regions. The symmetry between the direct and reverse coding regions is adopted for reducing…

生物物理 · 物理学 2007-05-23 Fang Wu , Wei-Mou Zheng