نتایج جستجو برای: competitive neural network

تعداد نتایج: 913415  

Journal: :international journal of civil engineering 0
s.n. moghaddas tafreshi gh. tavakoli mehrjardi s.m. moghaddas tafreshi

the safety of buried pipes under repeated load has been a challenging task in geotechnical engineering. in this paper artificial neural network and regression model for predicting the vertical deformation of high-density polyethylene (hdpe), small diameter flexible pipes buried in reinforced trenches, which were subjected to repeated loadings to simulate the heavy vehicle loads, are proposed. t...

Journal: :international journal of information science and management 0
j. mehrad ph.d., president of rlst s. koleini m.s., head, dept. of information technology, rlst

with the increase of the volume of information and the progress in technology, the deficiency of traditional algorithms for fast information retrieval becomes more clear. when large volumes of data are to be handled, the use of neural network as an artificial intelligent technique is a suitable method to increase the information retrieval speed. neural networks present a suitable representation...

Journal: :geopersia 2013
manouchehr chitsazan gholamreza rahmani ahmad neyamadpour

in this paper, the artificial neural network (ann) approach is applied for forecasting groundwater level fluctuation in aghili plain,southwest iran. an optimal design is completed for the two hidden layers with four different algorithms: gradient descent withmomentum (gdm), levenberg marquardt (lm), resilient back propagation (rp), and scaled conjugate gradient (scg). rain,evaporation, relative...

Journal: :geopersia 0
manouchehr chitsazan faculty of earth sciences, shahid chamran university, ahvaz, iran gholamreza rahmani faculty of earth sciences, shahid chamran university, ahvaz, iran ahmad neyamadpour faculty of earth sciences, shahid chamran university, ahvaz, iran

in this paper, the artificial neural network (ann) approach is applied for forecasting groundwater level fluctuation in aghili plain,southwest iran. an optimal design is completed for the two hidden layers with four different algorithms: gradient descent withmomentum (gdm), levenberg marquardt (lm), resilient back propagation (rp), and scaled conjugate gradient (scg). rain,evaporation, relative...

2011
Vikas Chaudhary Anil K. Ahlawat Xinjian Qiang Guojian Cheng Zheng Wang Ziqi Song Jinquan Yang Rongfang Gao Tianshi Liu Jiaxin Han

This paper gives an overview of some classical Growing Neural Networks (GNN) using soft competitive learning. In soft competitive learning each input signal is characterized by adapting in addition to the winner also some other neurons of the network. The GNN is also called the ANN with incremental learning. The artificial neural networks (ANN) mapping capability depends on the number of layers...

2009
G. Mokryani M. R. Haghifam J. Esmaeilpoor

Happening of Ferroresonance phenomenon is one of the reasons of consuming and ruining transformers, so recognition of Ferroresonance phenomenon has a special importance. A novel method for classification of Ferroresonance presented in this paper. Using this method Ferroresonance can be discriminate from other transients such as capacitor switching, load switching, transformer switching. Wavelet...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی عمران 1391

today, scouring is one of the important topics in the river and coastal engineering so that the most destruction in the bridges is occurred due to this phenomenon. whereas the bridges are assumed as the most important connecting structures in the communications roads in the country and their importance is doubled while floodwater, thus exact design and maintenance thereof is very crucial. f...

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