نتایج جستجو برای: using inverse method based on ga
تعداد نتایج: 10932107 فیلتر نتایج به سال:
The deformation process of landslide displacement has complex nonlinear characteristics. In view the problems large error, slow convergence and poor stability traditional neural network prediction model, in order to better realize accurate effective displacement, this research proposes a model based on Genetic Algorithm (GA) optimized Elman network. This combines GA with optimize weights, thres...
A reduced model technique based on a coarse boundary element method (BEM) mesh is developed in order to increase the rate of convergence of a genetic algorithm (GA) used for solving a non-destructive evaluation problem. The inverse problem investigated consists of identifying the geometry of discontinuities in a conductive material with isotropic conductivity from Cauchy data measurements taken...
We are developing GA-based tools for use in constructing high quality approximations to continuous functions. In this paper we report on a GA-based method for adaptively selecting e ective interpolation points. We evaluate our approach on a variety of test functions, and we compare are results to more traditional approaches. The results are quite promising and suggest directions for further imp...
Geometric algebra (GA) is a mathematical framework that allows the compact description of geometric relationships and algorithms in many fields of science and engineering. The execution of these algorithms, however, requires significant computational power that made the use of GA impractical for many real-world applications. We describe how a GA-based formulation of the inverse kinematics probl...
Albuquerque, USA, April 20-25, 1997 Genetic Design of 3D Modular Manipulators O. Chocron and P. Bidaud Laboratoire de Robotique de Paris CNRS-UPMC-UVSQ 10-12 Avenue de l'Europe, 78140 V elizy, France. E-mail: chocron,[email protected] Abstract This paper proposes a method for task based design of modular robotic systems using Genetic Algorithms (GA). We introduce a 3D kinematic description f...
در سال های اخیر، تقاضای استفاده از تئوری خطی ویسکوالاستیسیته بیشتر شده است. با افزایش استفاده از کامپوزیت های پیشرفته در صنایع هوایی و همچنین استفاده روزافزون از مواد پلیمری، اهمیت روش های دقیق طراحی و تحلیل چنین ساختارهایی بیشتر شده است. این مواد جدید از خودشان رفتارهای مکانیکی ارائه می دهند که با تئوری های الاستیسیته و ویسکوزیته، نمی توان آن ها را توصیف کرد. این مواد، خواص ویسکوالاستیک دارند....
the rationale behind the present study is that particular learning strategies produce more effective results when applied together. the present study tried to investigate the efficiency of the semantic-context strategy alone with a technique called, keyword method. to clarify the point, the current study seeked to find answer to the following question: are the keyword and semantic-context metho...
this study purported to compare and contrast the use of self-mention and evidentials as two mtadiscourse features in opinion columns of persian and english newspapers. the theoretical basis of this study is the idea that metadiscourse features vary across cultural boundaries. for this purpose, 150 persian and 150 english opinion columns were collected based on three factors of topic, audience a...
abstract while task-based instruction is considered as the most effective way to learn a language in the related literature, it is oversimplified on various grounds. different variables may affect how students are engaged with not only the language but also with the task itself. the present study was conducted to investigate language and task related engagement on the basis of the task typolog...
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