نتایج جستجو برای: locally linear neuro fuzzy model

تعداد نتایج: 2589892  

Journal: :Neurocomputing 2003
Bunchingiv Bazartseren Gerald Hildebrandt K.-P. Holz

A comparative study on a short-term water level prediction using arti/cial neural networks (ANN) and neuro-fuzzy system is addressed in this paper. The performance of the traditional approaches applied for such a hydrological task can often be constrained by data availability and simplifying assumptions in the processes description. In this paper, the ANN and neuro-fuzzy approaches are used for...

2013
Monika Amrit Kaur

Development of Load sensor is done in this paper, the input output of the load sensor is taken from the optical fiber sensor and the inputs are load and displacement and output is voltage. Load sensor is implemented by using two models i.e. mamdani fuzzy model and neuro fuzzy model and both the models are simulated using MATLAB, Fuzzy logic Toolbox and the results of the two models are compared...

2000
Janos Abonyi R. Babuška Lajos Nagy Ferenc Szeifert

There are two approaches to extract a linear model from a Takagi-Sugeno fuzzy model for model based control. The first local approach obtains the linear model by interpolating the parameters of the local models in the TS model, while the second one is based on linearization by Taylor expansion. The locally interpreted interpolated model is not identical to the model obtained by the linearizatio...

Journal: :تحقیقات آب و خاک ایران 0
روح اله تقی زاده دانشجوی دکتری، دانشگاه تهران شهلا محمودی استاد، دانشگاه تهران علی اکبرزاده دانشجوی کارشناسی ارشد، دانشگاه تهران هادی رحیمی لاکه کارشناس ارشد، دانشگاه گیلان

the functions employed in an estimation of costly measured soil properties from either widely available or more easily obtained basic soil properties are referred to as pedotransfer functions. to develop pedotransfer functions, one can use multivariate regression, neural networks and neuro-fuzzy models. to make a comparison among the mentioned models, 153 soil samples were collected from soils ...

2000
Ajith Abraham Baikunth Nath

In this paper, we present a neuro-fuzzy model for intelligent reactive power control and efficient utilization of power. The proposed neuro-fuzzy model will assist the conventional power control systems with added intelligence. For on-line control, voltage and current are fed into the network after preprocessing and standardization. The model was trained with a 24-hour load demand pattern and p...

Journal: :تحقیقات آب و خاک ایران 0
فریدون سرمدیان روح اله تقی زاده مهرجردی حسین محمد عسگری علی اکبرزاده

realizing the difficulties involved in direct measurement of soil properties, in recent years, alternative methods have been employed. in the present research, soil texture, organic carbon, saturation percentage and lime as readily measurable parameters, wilting point, field capacity, cation exchange capacity as well as bulk density, as predicted variables were evaluated. the data set was then ...

Journal: :محیط شناسی 0
الهه خزاعی دانشجوی کارشناسی ارشد gis، دانشکده مهندسی نقشه برداری، دانشگاه صنعتی خواجه نصیرالدین طوسی علی اصغر آل شیخ دانشیار، دانشکدة مهندسی نقشه برداری، دانشگاه صنعتی خواجه نصیرالدین طوسی محمد کریمی استادیار، دانشکدة مهندسی نقشه برداری، دانشگاه صنعتی خواجه نصیرالدین طوسی محمد حسن وحیدنیا دانشجوی دکترای gis، دانشکده مهندسی نقشه برداری، دانشگاه صنعتی خواجه نصیرالدین طوسی

monitoring and forecasting of air quality parameters in urban areas is considered as one of the challenges of the human environment. it depends on several factors such as topography, climate, population and transport network which the interaction of these spatial factors has been as a dynamic phenomenon, non-linear and ambiguous. in this study, two models suggested to predict and modeling conce...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید باهنر کرمان 1389

عملیات هیدروگرافی برای تمام طول یک رودخانه، کاری پرهزینه و وقت گیر می باشد. در این پژوهش از قابلیت سیستم نرو فازی (adaptive neuro-fuzzy inference system (anfis) ) برای پیش بینی موقعیت مسطحاتی خط القعر رودخانه brazos در تکزاس استفاده شده است. عمق خط القعر با استفاده از روابط هندسه هیدرولیکی محاسبه می شود. داده های استفاده شده در این مقاله، از تحقیق ارائه شده در سال 2004 توسط merwade، برای رودخ...

2001
HONGPING LIU V. CHANDRASEKAR

A fuzzy logic and neuro-fuzzy system for classification of hydrometeor type based on polarimetric radar measurements is described in this paper. The hydrometeor classification system is implemented by using fuzzy logic and a neural network, where the fuzzy logic is used to infer hydrometeor type, and the neural network learning algorithm is used for automatic adjustment of the parameters of the...

2005
Faisel UPPAL Suzanne LESECQ Ron PATTON Alain BARRAUD

Prompt detection and diagnosis of process malfunctions are strategically important due to economic and environmental demands required for industries to remain competitive in world markets. In this paper a new formulation of the computation of the disturbance and fault distribution matrices is suggested for Neuro-Fuzzy and De-coupling Fault Diagnosis Scheme (NFDFDS). NFDFDS is a multiple-model f...

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