نتایج جستجو برای: wear behavior artificial network

تعداد نتایج: 1461884  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز 1378

در سالیان اخیر توجه زیادی روی موضوع تشخیص خطا در واحدهای مختلف شیمیائی بوسیله روشهای مختلف شده است . که یکی از این روشها شبکه های عصبی می باشد که شامل سه مرحله، آموزش ، بازخوانی و عمومیت بخشیدن می باشد. در این مقاله با استفاده از شبکه های عصبی مصنوعی (network artificial neural) از نوع (rbf)radial basis function و (bp) backpropagation خطاهای ایجاد شده در برج تقطیر تشخیص داده می شود. جهت آموزش اب...

Journal: Nanomedicine Journal 2018

Objective (s): Artificial Neural Networks (ANN) are widely used for predicting systems’ behavior. GMDH is a type of ANNs which has remarkable ability in pattern recognition. The aim the current study is proposing a model to predict dynamic viscosity of silver/water nanofluid which can be used as antimicrobial fluid in several medical purposes.Materials and Methods: In order to have precise mode...

Journal: :journal of rehabilitation in civil engineering 2014
ali kheyroddin hosein naderpour masoud ahmadi

this paper presents a new model for predicting the compressive strength of steel-confined concrete on circular concrete filled steel tube (ccfst) stub columns under axial loading condition based on artificial neural networks (anns) by using a large wide of experimental investigations. the input parameters were selected based on past studies such as outer diameter of column, compressive strength...

Journal: :physiology and pharmacology 0
farshid jandaghi alaee shahrood university of technology, mahsa hadipour jahromy tehran medicsl branch, islamic azad university

introduction: intravenous general anesthetic agents are among the most important and widely used anesthetic drugs in the clinical practice. many pharmacological studies have shown that potentiation of gaba and glycine on their receptors is the most plausible mechanism. nevertheless, there is limited information on the effects of co-administration of two or more of these agents. however, experim...

Journal: :اقتصاد و توسعه کشاورزی 0
کرباسی کرباسی اثنی عشری اثنی عشری عاقل عاقل

abstract agricultural sector is the most important sectors in the country which has a large share in total employment. the increasing supply of labor because population growth and low capacity of production cause the country with high rate of unemployment. therefore, stand with this crisis is one of the most important works of government. in this study using artificial neural network, the emplo...

E. Barghi, M.R. Ghasemi,

In this paper the performance of Artificial Neural Networks (ANNs) and Adaptive Neuro- Fuzzy Inference Systems (ANFIS) in simulating the inverse dynamic behavior of Magneto- Rheological (MR) dampers is investigated. MR dampers are one of the most applicable methods in semi active control of seismic response of structures. Various mathematical models are introduced to simulate the dynamic behavi...

2009
Valdeci Donizete Gonçalves

This paper describes the development of an image analysis system for wear particles found in industrial equipment lubricating oil. Hence, it was utilized an image acquisition system to capture image samples of the oil held in filter membranes. An analytical methodology was also developed to classify the particles quantitatively and qualitatively, relating them to the wear mode where they had be...

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...

Journal: :Friction 2021

Abstract Finding the correct category of wear particles is important to understand tribological behavior. However, manual identification tedious and time-consuming. We here propose an automatic morphological residual convolutional neural network (M-RCNN), exploiting knowledge priors between various particle types. also employ data augmentation prevent performance deterioration caused by extreme...

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