نتایج جستجو برای: neural network modeling

تعداد نتایج: 1179043  

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: :Mathematical and Computer Modelling 1999

Journal: :Communications earth & environment 2023

Abstract Landslides are notoriously difficult to predict because numerous spatially and temporally varying factors contribute slope stability. Artificial neural networks (ANN) have been shown improve prediction accuracy but largely uninterpretable. Here we introduce an additive ANN optimization framework assess landslide susceptibility, as well dataset division outcome interpretation techniques...

Modeling provides the studying of groundwater managers as an efficient method with the lowest cost. The purpose of this study was comparison of the numerical model, neural intelligent and geostatistical in groundwater table changes modeling. The information of Hamedan – Bahar aquifer was studied as one of the most important water sources in Hamedan province. In this study, MODFLOW numerical cod...

سهیلی, کیومرث, عباسپور, سحر, فلاحتی, علی, نظیفی, مینو,

Background & Objectives: Economic growth has been along with increasing energy demand in the world in addition environment pollutions which healthy life nowadays faces up with major challenges. Since there are several influential factors in this model, therefore this study designed to assess the effect of some independent socio-economic variables on the people health. Methods: An artificial ne...

Journal: :Journal of Artificial Intelligence and Capsule Networks 2020

Journal: :MOJ Applied Bionics and Biomechanics 2018

Journal: :فیزیک زمین و فضا 0
علیرضا حاجیان استادیار، گروه فیزیک، دانشکدۀ مهندسی هسته ای و علوم پایه، دانشگاه آزاد اسلامی واحد نجف آباد محمود شیرازی 1استادیار، گروه فیزیک، دانشکدۀ مهندسی هسته ای و علوم پایه، دانشگاه آزاد اسلامی واحد نجف آباد

in this paper an intelligent method through general regression neural networks (grnn) is presented to estimate the depth of salt domes from gravity data. neural networks are as a good tool for automatic interpretation of geophysical data especially for depth estimation of gravity anomalies. the gravity signal is a nonlinear function of depth and density and the geometrical parameters of the bur...

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...

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