نتایج جستجو برای: gaussian rbf

تعداد نتایج: 81624  

1998
Mourad Aberbour

This paper presents a novel implementation of the RBFDDA (Radial Basis Functions Dynamic Decay Adjustment) neural network. We will investigate the architectural design and the hardware implementation. The features of this design are the possibility of mapping the architecture on different standard cells libraries as well as FPGA's, and mainly its modularization. This is an example which reflect...

2001
Mukesh Kumar Surya Srinivas

This work extends the application of Radial Basis Function (RBF) neural network for the unsupervised classification of images. The radial basis function (RBF) network enables non-linear transformation followed by linear transformation to achieve a higher dimension in the hidden space. If classification is done in a high dimensional space, it is more likely to be linearly separable as compared t...

1999
Norbert Jankowski

Transfer functions play a very important role in learning process of neural systems. This paper presents new functions which are more flexible than other functions commonly used in artificial neural networks. The latest improvement added is the ability to rotate the contours of constant values of transfer functions in multidimensional spaces with only N − 1 adaptive parameters. Rotation using f...

Journal: :Appl. Soft Comput. 2013
Rajendra Machavaram K. Shankar

In this paper, a novel two-stage Improved Radial Basis Function (IRBF) neural network technique is proposed to predict the joint damage of a fifty member frame structure with semi-rigid connections in both frequency and time domain. The effective input patterns as normalized design signature indices (NDSIs) in frequency domain and acceleration responses in time domain are simulated numerically ...

2008
Zheng Ji Xiao-Chen Lian Bao-Liang Lu

Various gender classification methods have been reported in the literature. These existing methods fall into two categories. The first kind of method is the appearance-based approach. Golomb et al. [1] used a two-layer neural network with 30 × 30 inputs and directly fed the scaled image pixels to the network without dimensionality reduction. Their database contains only 90 images with half male...

Journal: :Bulletin of Electrical Engineering and Informatics 2021

Artificial intelligence (AI) and machine learning (ML) have influenced every part of our day-to-day activities in this era technological advancement, making a living more comfortable on the earth. Among several AI ML algorithms, support vector (SVM) has become one most generally used algorithms for data mining, prediction other (AI ML) domains. The SVM’s performance is significantly centred ker...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز 1389

به منظور تخمین زمانی- مکانی مقدار بارش ماهیانه، با توجه به پیچیدگی پدیده و در دسترس نبودن اطلاعات فیزیکی کافی و عدم اطلاع دقیق از روابط و معادلات ریاضی حاکم بر مسئله، معمولاً به سراغ ارائ? مدلهای جعبه سیاه، که مستقل از پارامترهای فیزیکی موثر بر پدیده و معادلات حاکم بین آنها می باشد، باید رفت. در این پایان نامه مدلی ترکیبی و جعبه سیاه تحت عنوان ann-rbf به منظور تخمین زمانی- مکانی مقدار بارش ماهی...

2010
Leilei Cao Qing-Hua Qin Ning Zhao

Based on the radial basis functions (RBF) and T-Trefftz solution, this paper presents a new meshless method for numerically solving various partial differential equation systems. First, the analog equation method (AEM) is used to convert the original patial differential equation to an equivalent Poisson’s equation. Then, the radial basis functions (RBF) are employed to approxiamate the inhomoge...

Ehsan Zereshki, Farhad Naleini, Hamid Sharini, Mansour Rezaei, Mohamad Gharib Salehi,

Background: Alzheimer's disease (AD) is the most common disorder of dementia, which has not been cured after its occurrence. AD progresses indiscernible, first destroy the structure of the brain and subsequently becomes clinically evident. Therefore, the timely and correct diagnosis of these structural changes in the brain is very important and it can prevent the disease or stop its progress. N...

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