Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 183 for “"Genetic Algorithm (GA)"”.
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Test generation and evaluation for bridging faults in CMOS VLSI circuits
… constraints of I$\sb{DDQ}$ testing, an adaptive genetic algorithm (GA) is used to generate compact test sets.
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Design and modelling of beam steering antenna array for mobile and wireless applications using optimisation algorithms. Simulation and measrement of switch and phase shifter for beam steering antenna array by applying reactive loading and time modulated switching techniques, optimised using genetic algorithms and particle swarm methods.
The objectives of this work were to investigate, design and implement beam steering antenna arrays for mobile and wireless applications using the genetic algorithm (GA) and particle swarm optimisation (PSO) techniques as optimisation design tools. Several antenna designs were implemented and …
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Optimization of Active Rendezvous Trajectories by Genetic Algorithms
… One of the methods to solve such problems is the Genetic Algorithm (GA) method. In this work, a GA has been developed using Matlab®. It treats possible solutions to the studied problems as individuals and eventually converges to an optimal or near optimal solution. Genetic Algorithms have been …
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Bi objective multi depot location routing problem with time window for EVs
… under time windows. A custom metaheuristic algorithm, combining a hybrid Genetic Algorithm (GA) and Ant Colony Optimization (ACO), was developed to optimize depot locations and EV routes, minimizing operational costs and balancing driver workloads. The approach accounts for depot and vehicle …
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Relation of electron scattering cross-sections to drift measurement in noble gases
We investigate the classic "inverse problem" of extracting collision and scattering cross sections from measurements of electron swarm behavior. A Monte Carlo technique for simulating electron motion through a gas of isotropic scatterers is presented, providing a simplified version of Biagi's …
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Feature Selection Using Genetic Algorithms for Human Gait Recognition
Many research studies have demonstrated that gait can serve as a useful biometric feature for human identification at a distance. Here we manifest the importance of feature selection in gait recognition systems. Feature selection is an important factor which impacts the classification accuracy. …
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The Application of the Genetic Algorithm in Promoting Stock Trading Performances
This thesis joins the debate on utilizing the Genetic Algorithm (GA) to discover profitable trading strategies by providing an out-of-sample test of GA-based trading strategies on the CSI 300 index. Our results suggest that, with trading costs taken into consideration, GA-based trading rules …
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Study of Condition Monitoring of Bridges Using Genetic Algorithms
… non-destructive evaluation techniques using genetic algorithms. System identification techniques are used to establish the mathematical model of the real structural system through parametric methods. The problem of structural condition monitoring is formulated as an optimization problem. The …
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Dynamic electronic asset allocation comparing genetic algorithm with particle swarm optimization
… Asset Allocation Problem (EWAAP) with the Genetic Algorithm (GA); 2) Comparing performance of Genetic Algorithm to Particle Swarm Optimization (PSO) algorithm. This research problem implemented Genetic Algorithm in C++ and used QT Data Visualization for displaying three-dimensional space, …
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Characterization of Search Spaces and Effects on Machine Learning
… of the problem characteristics upon the solution algorithm studied. There exists no standard for knowing when to apply ML algorithms to a given problem or how to estimate the effectiveness of results. Focusing on the search space of problems, a rigorous study was conducted to generate an in-depth …
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Framework for optimizing survivability in complex systems
… sampling to estimate total survivability and a genetic algorithm (GA), referred to as the MCGA, to obtain the resilience frontier. The MCGA is applied to a hydroelectric dam to maximize overall system survivability. The MCGA is demonstrated through several numerical case studies. The results of …
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Design optimization of active trailer differential braking systems for car-trailer combinations
… CT stability is assessed. The thesis also investigates the insensitivity of the 𝐻∞ controller to parameter uncertainties. A genetic algorithm (GA) is applied to find optimal control variables of the active safety systems. Numerical simulations demonstrate that the parametric study may provide a …
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A Distributed Genetic Algorithm With Migration for the Design of Composite Laminate Structures
… of composite laminate design problems using a genetic algorithm (GA). The initial Fortran 90 module and package of operators result in a standard genetic algorithm (sGA). The sGA is extended to operate on a parallel processor, and a migration algorithm is introduced. These extensions result in …
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Design and optimisation of industrial Water Application Planning (WAP): modelling multi-contaminant processes with regeneration technologies
… without complexity. A Stochastic Optimisation, Genetic Algorithm (GA) improved with a hybrid of the deterministic optimisation, Sequential Quadratic Programming (SQP) algorithm strategy has been used for the analysis of WAP problem in the Matlab software environment to facilitates efficient and …
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Parameter identification of induction motor using a genetic algorithm
… networks, fuzzy logic, simulated annealing and genetic algorithms. These methods are increasingly being utilized in solving electric machine problems.;In this thesis, a genetic algorithm (GA)---a form of artificial intelligence---is employed to identify the electric parameters of induction …
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Shape Optimization of Hydrofoils
<p>In this thesis, a genetic algorithm: GA) is employed for shape optimization of hydrofoils for application in a sailing craft. The hydrofoil for a sailing craft should have high lift at lower speeds and low drag at higher speeds. Computations are performed for a hydrofoil in deep water as well as …
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Design and validation of high speed active trailer steering system for articulated heavy vehicle
… through two methods: robust LQR-LMI method with genetic algorithm (GA) optimization and H∞ method. The designed controllers are validated by numerical simulation and hardware in-loop simulation. The ATS designed from two methods show good robust stability and improve the lateral dynamic …
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Building Temperature Control with Intelligent Methods
… method is model predictive control (MPC) with genetic algorithm (GA). And the temperature is also controlled around 22 degree Centigrade by predicting the temperature and solar radiation. In addition, the cost is saved by using genetic algorithm with an energy storage system added in the …
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Home Health Care Routing and Scheduling Problem with Genetic Algorithms
… received limited attention, with only one known Genetic Algorithm (GA) and its variants reported in the literature. This thesis addresses this gap by proposing a novel GA and, for the first time, a Tabu Search (TS) approach for the HHCRSP. The GA incorporates and evaluates the Best-Cost Route …
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Condition Monitoring of Structures by Using Ambient Dynamic Responses
… acquisition system, the damage identification algorithm, and the damage verification process. The thesis explores the use of distributed fiber optic sensors in sensing the ambient responses of the structures. The new damage detection algorithm is developed. The algorithm is composed of three …
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