Kurum Yazarı "Oysal, Yusuf" Makale Koleksiyonu İçin Listeleme
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An adaptive fuzzy wavelet network with gradient learning for nonlinear function approximation
Oysal, Yusuf; Yılmaz, Sevcan (Freund Publishing House Ltd, 2014)In this article, a new adaptive fuzzy wavelet neural network (AFWNN) model is proposed for nonlinear function approximation problems. The AFWNN model is based on the traditional Takagi-Sugeno-Kang fuzzy system. Specifically, ... -
An adaptive wavelet network for function learning
Oysal, Yusuf; Yılmaz, Sevcan (Springer London LTD, 2010)In this article, a wavelet neural network (WNN) model is proposed for approximating arbitrary nonlinear functions. Our WNN model structure comes from the idea of adaptive neuro-fuzzy inference system (ANFIS) which is used ... -
A comparative study of adaptive load frequency controller designs in a power system with dynamic neural network models
Oysal, Yusuf (Pergamon-Elsevier Science LTD, 2005)This paper investigates applications of dynamic neural network (DNN) models for adaptive load frequency controller designs in power systems. The proposed dynamic neural network models have lag dynamics and dynamical elements ... -
A dynamic wavelet network based adaptive load frequency control in power systems
Oysal, Yusuf; Yılmaz, AS; Koklukaya, E (Elsevier Sci LTD, 2005)This paper proposes a new adaptive load frequency controller based on a 'dynamic wavelet network (DWN)' that has lag dynamics, nonorthogonal mother wavelets as activation function and interconnection weights. A DWN is ... -
Estimation of cutting speed in abrasive water jet using an adaptive wavelet neural network
Ergür, H. Sevil; Oysal, Yusuf (Springer, 2015)Abrasive water jet cutting has been proven to be an effective technology for processing various engineering materials. To determine the optimal jet traverse rate (cutting speed) in abrasive water jet cutting is not very ... -
Fuzzy Wavelet Neural Network Models for Prediction and Identification of Dynamical Systems
Yılmaz, Sevcan; Oysal, Yusuf (IEEE-Inst Electrical Electronics Engineers Inc, 2010)This paper presents fuzzy wavelet neural network (FWNN) models for prediction and identification of nonlinear dynamical systems. The proposed FWNN models are obtained from the traditional Takagi-Sugeno-Kang fuzzy system ... -
Generalized modeling principles of a nonlinear system with a dynamic fuzzy network
Oysal, Yusuf; Becerikli, Y; Konar, AF (Pergamon-Elsevier Science LTD, 2003)Generalized modeling principles of a nonlinear system with a dynamic fuzzy network (DFN)-a network with unconstrained connectivity and with dynamic fuzzy processing units called 'feurons', have been given. DFN model has ... -
An intelligent control of chaos in lorenz system, with a dynamic wavelet network
Oysal, Yusuf (2004)This paper proposes a dynamic wavelet network based intelligent adaptive controller design to regulate the chaotic states of the Lorenz equations. The "Dynamic Wavelet Network (OWN)" has lag dynamics, non-orthogonal mother ... -
Modeling and prediction with a class of time delay dynamic neural networks
Becerikli, Yaşar; Oysal, Yusuf (Elsevier Science BV, 2007)In this paper, we propose a time delay dynamic neural network (TDDNN) to track and predict a chaotic time series systems. The application of artificial neural networks to dynamical systems has been constrained by the ... -
Modified descend curvature based fixed form fuzzy optimal control of nonlinear dynamical systems
Oysal, Yusuf; Becerikli, Y; Konar, AF (Pergamon-Elsevier Science LTD, 2006)In this study, a fuzzy rule-based optimal controller is designed for nonlinear dynamical systems. The direct second order method (or direct-descend-curvature algorithm) with a modification called "modified descend controller ... -
A new hybrid recommendation algorithm with privacy
Renckes, Şahin; Polat, Hüseyin; Oysal, Yusuf (Wiley-Blackwell, 2012)Providing accurate and dependable recommendations efficiently while preserving privacy is essential for e-commerce sites to recruit new customers and keep the existing ones. Such sites might be able to increase their sales ... -
Phase portrait modeling of a nonlinear system with a dynamic fuzzy network
Oysal, Yusuf; Becerikli, Y; Konar, AF (Springer, 2005)Fuzzy logic and neural networks are two important technologies for modeling and control of dynamical systems and have been constrained by the non-dynamical nature of their some popular architectures. There exist problems ... -
Private predictions on hidden Markov models
Polat, Hüseyin; Du, Wenliang; Renckes, Şahin; Oysal, Yusuf (Springer, 2010)Hidden Markov models (HMMs) are widely used in practice to make predictions. They are becoming increasingly popular models as part of prediction systems in finance, marketing, bio-informatics, speech recognition, signal ... -
Providing predictions on distributed HMMs with privacy
Renckes, Şahin; Polat, Hüseyin; Oysal, Yusuf (Springer, 2007)As forecasting is increasingly becoming important, hidden Markov models (HMMs) are widely used for prediction in many applications such as finance, marketing, bioinformatics, speech recognition, and so on. After creating ... -
Trajectory priming with dynamic fuzzy networks in nonlinear optimal control
Becerikli, Yaşar; Oysal, Yusuf; Konar, AF (IEEE-Inst Electrical Electronics Engineers Inc, 2004)Fuzzy logic systems have been recognized as a robust and attractive alternative to some classical control methods. The application of classical fuzzy logic (FL) technology to dynamic system control has been constrained by ...