نتایج جستجو برای: self adaptive ga

تعداد نتایج: 745881  

2003
Kenny Q. Zhu

This paper presents an adaptive genetic algorithm (GA) to solve the Vehicle Routing Problem with Time Windows (VRPTW) to near optimal solutions. The algorithm employs a unique decoding scheme with the integer strings. It also automatically adapts the crossover probability and the mutation rate to the changing population dynamics. The adaptive control maintains population diversity at user-defin...

2015
Zhiyong Fan Quansen Sun Zexuan Ji Feng Ruan Jin Wang

A new image denoising algorithm is proposed. GA-ELM algorithm uses genetic algorithm (GA) to decide weights in the Extreme learning Machine algorithm. It has better global optimal characteristics than traditional optimal algorithm. In this paper, we used GA-ELM to do image denoising researching work. Firstly, this paper uses training samples to train GA-ELM as the noise detector. Then, we utili...

Background: New definition of intellectual disabilities led to improvement of their abilities. Therefore, the aim of this research was to study the effectiveness of listening to the soft music during the professional activities on job performance, self-efficacy, and adaptive behavior in girls with intellectual disabilities. Method: 40 female students with intellectual disabilities were selec...

2005
D. Mokeddem J. P. Corriou A. Khellaf J. P. Cassar

The control of pH is important in the chemical industry, poses a difficult problem because of inherent nonliniarities and frequently changing process dynamics. The work described in this paper aims at exploring a technique for producing adaptive fuzzy logic controller (FLC), in which a genetic (GA) is employed to alter membership functions. GA is an adaptive search technique based on natural se...

2015
J Mahil T Sree Renga Raja T Sree Sharmila

Neural network adaptive filters are mainly used for the interference cancellation techniques. The gradient based design methods are well developed for the design of neural network adaptive filter but they converge to local minima. This paper describes the global optimization interference cancelling techniques for adaptive filtering of interferences in the corrupted signal. The system is designe...

1997
Shigeyoshi TSUTSUI Ashish GHOSH Yoshiji FUJIMOTO David CORNE

-A concept of a bi-population scheme for real-coded GAs consisting of an explorer sub-GA and an exploiter sub-GA is proposed. The explorer sub-GA mainly does exploration so as to avoid being trapped in local optima by means of restart mechanism; and the exploiter sub-GA does exploitation by which search can be performed more precisely in the neighborhood of the best solution obtained so far. An...

Journal: :Computers & OR 2006
Piya Chootinan Anthony Chen

Constraint handling is one of the major concerns when applying genetic algorithms (GAs) to solve constrained optimization problems. This paper proposes to use the gradient information derived from the constraint set to systematically repair infeasible solutions. The proposed repair procedure is embedded into a simple GA as a special operator. Experiments using 11 benchmark problems are presente...

2012
Sachin R. Sakhare

This paper explains novel CPU scheduling approach for embedded operating Systems. In this approach we have used genetic algorithm (GA). Proposed Adaptive algorithm combines both EDF and GA based algorithms, Basically the new algorithm uses EDF algorithm but when the system becomes overloaded, it will switch to GA based scheduling algorithm. Again, when the overload disappears, the system will s...

Journal: :J. UCS 2011
Chen-Fang Tsai Weidong Li Anne E. James

This paper presents a new methodology for improving the efficiency and generality of Genetic Algorithms (GA). The methodology provides the novel function of adaptive parameter adjustment during each evolution generation of GA. The important characteristics of the methodology are mainly from the following two aspects: (1) superior performance members in GA are preserved and inferior performance ...

2017
Cars Hommes Tomasz Makarewicz Domenico Massaro Tom Smits

In order to understand heterogeneous behavior amongst agents, empirical data from Learning-to-Forecast (LtF) experiments can be used to construct learning models. This paper follows up on Assenza et al. (2013) by using a Genetic Algorithms (GA) model to replicate the results from their LtF experiment. In this GA model, individuals optimize an adaptive, a trend following and an anchor coefficien...

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