Questions tagged [genetic-algorithm]

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Genetic Algorithm

I am evaluating a genetic algorithm that was written for a vehicle routing problem with time windows. The problem was not solved with any exact method (or with any solver). I also do not know bound of ...
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0answers
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Good book to get familiar with the key concepts of Operations Research for a person which didn't enjoy a good math education in university?

I am currently reading research papers on optimization problems in logistics and struggle to understand the math notation. Any good beginner friendly books you would recommend? This is the paper I ...
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1answer
59 views

I didn't understand my problem with PSO and GA

I have a problem with three objective functions to be minimized, F1(interval value is [0,100]); F2(interval value is [0,100]); and F3(interval value is [0,20]). To solve my problem, I use Particle ...
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0answers
105 views

Relationship between Hypervolume and population size, number of generations, and number of functional evaluations?

I have a multi-objective optimization with the following properties: Objective function: two non-linear functions and one linear function Decision variable: two real variables (Bounded) Constraint: ...
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1answer
61 views

How to interpret velocity computation in Particle Swarm Optimization?

Please in PSO metaheuristic when we calculate the velocity what is the advantage of using pBest?
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3answers
201 views

Prove NP Hardness for non-convex multi-objective optimization

The multi-objective optimization problem in my case is non-linear as it consists of three objective function of which two are nonlinear function and the third is a linear function. Lets say objective ...
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0answers
109 views

Which multi-objective optimization algorithm should one select?

The multi-objective optimization problem in my case is defined below: Objective 1: Minimize $f_1(X_1,X_2)=C_1X_1+C_2X_2+C_3X_1^2+C_4X_2^2+C_5X_1^2X_2^2$ Objective 2: Minimize $f_2(X_1,X_2)=D_1X_1+...
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2answers
121 views

Measuring performance of Genetic Algorithms

I'm looking for information concerning Genetic Algorithm (GA) outputs reliability. I've found some papers applying metaheuristics that have run their algorithms 30 times and got the best solution ...