نتایج جستجو برای: nerual networks

تعداد نتایج: 427584  

Amanolahi, Aminda, Mousavi, Jaber, Shekofteh, Pardis,

Background and purpose: Nowadays, social networks are considered as the major communication tools in communities and throughout the world. This study aimed at investigating the pattern of social network use in medical students who will have important occupations in healthcare system. Materials and methods: This descriptive-analytical study was carried out in 715 medical students in Mazandaran ...

Background and Aim: This study tends to investigate the reasons of interpersonal trust and the results of trust in online scientific social networks. Methods: The applied Research has been used cluster sampling to collect data. The study population consisted of Shiraz university and Persian Gulf university faculties. A sampling of 269 person was determined by Morgan table according to whole pop...

Mohammad Amiri, Nasim Majidi Gohroudi Seyed Vahid Vahid Aqili

This research has been conducted mainly to examine the role of social networks in promoting urban culture in Karaj citizens in 2018. The research intends to investigate the role of attendance in social networks and the type of using it to promote urban culture and social networks' role in the legalism, responsibility, participation, and universality that are the components of urban culture. Thi...

Journal: :international journal of energy and environmental engineering 2011
roozbeh zomorodian mohsen rezasoltani mohammad bagher ghofrani

in this paper, the application of neural networks for simulation and optimization of the cogeneration systems has been presented. cgam problem, a benchmark in cogeneration systems, is chosen as a casestudy. thermodynamic model includes precise modeling of the whole plant. for simulation of the steadysate behavior, the static neural network is applied. then using dynamic neural network, plant is...

Journal: :international journal of environmental research 0
m. tabesh center of excellence for engineering and management of infrastructures, school of civil engineering, university of tehran, p.o.box: 11155-4563, tehran, iran b. azadi school of civil engineering, university of tehran, tehran, iran a. roozbahani school of civil engineering, university of tehran, tehran, iran

a methodology is presented in this paper to find optimal location and dosage of chlorine injection in water distribution networks. the objective is to minimize the chlorine consumption while keeping the residual chlorine at each node within the standard range. unfortunately because of wrong water quality management in water distribution networks in many parts of the world, many problems such as...

Journal: :journal of advances in computer research 2013
abbas arghavani abdorasoul ghasemi

cooperation is the foundation of many protocols in wireless networks. without cooperation, the performance of a network significantly decreases. hence, all nodes in traditional networks are required to cooperate with each other. in this paper, instead of traditional networks, a network of rational and autonomous nodes is considered, which means that each node itself can decide whether to cooper...

Background and Objectives: The use of virtual networks has become a natural modern behavior, but the traumatic forms of their use have also received much attention in the last two decades. This study aimed at modelling structural relations of cyber-aggression based on perceived stress with the mediating role of virtual networks dependency in students of Mohaghegh Ardabili University in 2019. M...

Journal: :journal of paramedical sciences 0
yadulla manavy science and research branch, islamic azad university, tehran, iran mona zamanian-azodi proteomics research center, faculty of paramedical sciences, shahid beheshti university of medical sciences, tehran, iran. samira gilanchi proteomics research center, faculty of paramedical sciences, shahid beheshti university of medical sciences, tehran, iran. roghieh omidi proteomics research center, faculty of paramedical sciences, shahid beheshti university of medical sciences, tehran, iran.

artificial neural networks are used in many smart apparatus and different fields such as signal processing pattern diagnoses, military systems, medicine, financial systems, and artificial intelligence. in this article using quality of neural networks in optimizing energy cost in moving limb and its effectiveness in organization a cognitive function founded by presenting an algorithm for use in ...

Journal: :آب و خاک 0
فرزین پرچمی عراقی سیدمجید میرلطیفی شجاع قربانی دشتکی محمدحسین مهدیان

abstract infiltration process is one of the most important components of the hydrological cycle. on the other hand, the direct measurement of infiltration process is laborious, time consuming and expensive. in this study, the possibility of predicting cumulative infiltration in specific time intervals, using readily available soil data and artificial neural networks (anns) was investigated. for...

Journal: :journal of advances in computer research 0
mostafa moradi department of computer, baghmalek branch, islamic azad university, baghmalek, iran

ad hoc mobile networks have dynamic topology with no central management. because of the high mobility of nodes, the network topology may change constantly, so creating a routing with high reliability is one of the major challenges of these networks .in the proposed framework first, by finding directions to the destination and calculating the value of the rout the combination of this value with ...

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