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75

تعداد نتایج:

75

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A Hybrid Model Based on Multi-Attribute Decision Making and Fuzzy Multi-Objective Mathematical Programming for Stock Portfolio Evaluation and Selection Using Z-Number Approach

کلیدواژه: Multi-criteria Decision Making,Stocks Selection,Fuzzy AHP,Fuzzy Multi-objective Programming,Z-Number

نویسندگان: Kanaani A.H., Feylizadeh M.R., Hendalianpour A.

ناشر: تحقیق در عملیات در کاربردهای آن - Journal of Operational Research in its Applications

Selecting and creating a stock portfolio on the stock exchange is one of the most important competitive tools in this century. However, various types of research show that the success rate of stock selection and portfolio projects is not very high. Accordingly, it is necessary to pay special attenti... ادامه

سال:2023

نوع سند: Article

0 دانلود

17 بازدید

مشاهده/دانلود

Financing SMEs Through the Islamic Qard al-Hasan

کلیدواژه:

نویسندگان: A. Sa’ad ؛ A. A. Pitchay

ناشر:

Financing small and medium enterprises (SMEs) is one of the most important mechanisms to boost economic growth in both developed and developing nations. The contributions of SMEs in many countries’ gross domestic product (GDP) have been overwhelming. SMEs improve job creation in all sectors of the e... ادامه

سال:2020

نوع سند: Article

127 دانلود

224 بازدید

مشاهده/دانلود

Introduction of a Hybrid Multi-phase Segmentation Method Emphasizing Agricultural Land Boundary Extraction based on a Combination of Active Contour Models

کلیدواژه: :Active Contour,Extraction of Agricultural Land Boundaries,Edge,Region Information,Multiphase Model

نویسندگان: sh. Haghshenas, EBADI H., KIANI A.

ناشر: علوم و فنون نقشه برداری - JOURNAL OF GEOMATICS SCIENCE AND TECHNOLOGY

Detecting agricultural land borders from high-resolution imagery is a major challenge due to the complex earth environment، which has become a significant issue in researches. Lack of location data to determine the area and location of agricultural land، to control and plan about cultivation and foo... ادامه

سال:2019

نوع سند: Article

0 دانلود

13 بازدید

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The Moral Value of Universal Justice: The Multiplicity of Identities of the Forces Involved in the Economic Tensions Caused by Injustice and Discrimination and Its Impact on the Management of Unrest

کلیدواژه: Ethics,Universal justice,Economic discrimination,Multiple identities

نویسندگان: Ashjari M., Maghsoudi M., Morshidizad A., Tohidfam M.

ناشر: اخلاق در علوم و فناوری - Ethics in Science and Technology

Background: Justice is one of the most important moral values and it is the condition for the emergence of many other moral values in the social, economic and political fields. One of the components that shows injustice in a society is economic discrimination. Economic discrimination creates economi... ادامه

سال:2024

نوع سند: Article

3 دانلود

16 بازدید

مشاهده/دانلود

A Two-Stage Stochastic Programming Model for the Optimal Sizing of PV/Diesel/Battery in Hybrid Electric Ship System

کلیدواژه: Monte Carlo method,Photovoltaic generation,Ship power system,Stochastic programming,Uncertainty

نویسندگان: DOLATABADI A., EBADI R., Mohammadi ivatloo B.

ناشر: بهره برداری و اتوماسیون در مهندسی قدرت - JOURNAL OF OPERATION AND AUTOMATION IN POWER ENGINEERING

Ships play the major role in bulk transportation and they need their special energy system. This paper proposes a stochastic programming method for optimal sizing of a hybrid ship power system with energy storage system (ESS), photovoltaic power (PV) and diesel generator. To account for uncertaintie... ادامه

سال:2019

نوع سند: Article

5 دانلود

15 بازدید

مشاهده/دانلود

Hybrid Time Delay Petri Nets as a Mathematical Novel Tool to Model Dynamic System with Current Sample Time

کلیدواژه: Hybrid Petri Nets,Current sample time signals,Capsubot robot,Genetic algorithm

نویسندگان: Ahangarani Farahani A., DIDEBAN A.

ناشر: کنترل و بهینه سازی در ریاضیات کاربردی - CONTROL AND OPTIMIZATION IN APPLIED MATHEMATICS

The existing modeling methods using Petri Nets, have been successfully applied to model and analyze dynamic systems. However, these methods are not capable of modeling all dynamic systems such as systems with the current sample time signals, systems including various subsystems and multi-mode system... ادامه

سال:2018

نوع سند: Article

5 دانلود

17 بازدید

مشاهده/دانلود

The Presentation of a Hybrid Anomaly Detection Model Using Inverse Weight Clustering and Machine Learning in Cloud Environments

کلیدواژه: IDS,Cloud Computing,Fog Computing,Anomaly Detection,IoT

نویسندگان: Jafar Gholi Beik A., Shiri Ahmad Abadi M. E., Rezakhani A.

ناشر: پدافند الکترونیکی و سایبری - JOURNAL OF ELECTRONIC AND CYBER DEFENCE

Today, due to highly advanced attacks and intrusions, it has become very difficult to detect IoT attacks in cloud environments. Other problems with cloud systems include low error detection accuracy, false positive rates, and long computation times. In the proposed method, we present a hybrid intrus... ادامه

سال:2021

نوع سند: Article

0 دانلود

15 بازدید

مشاهده/دانلود

Hybrid Artificial Intelligence Model Development for Roller-compacted Concrete Compressive Strength Estimation

کلیدواژه: Artificial Neural Network,Artificial Bee Colony Algorithm,Roller-Compacted Concrete,Compressive strength

نویسندگان: Ranjbar A., Barahmand N., Ghanbari A.

ناشر: - International Journal of Engineering

This study implemented the artificial bee colony (ABC) metaheuristic algorithm to optimize the Artificial Neural Network (ANN) values for improving the accuracy of model and evaluate the developed model. Compressive strength of RCC was investigated using mix design materials in three forms, namely v... ادامه

سال:2020

نوع سند: Article

3 دانلود

19 بازدید

مشاهده/دانلود

Hybrid Wavelet-M5 Model Application in Rainfall-Runoff Process Forecast (Case study: Aji Chay Catchment)

کلیدواژه: Artificial Network,Decision Tree,Rainfall-Runoff Modeling,Wavelet Transform

نویسندگان: Davanlou Tajbakhsh A., NOURANI V., Molajou A.

ناشر: تحقیقات منابع آب ایران - Iran-Water Resources Research (IWRR)

Rainfall-runoff process is one of the most important and complex phenomena in the hydrological cycle and therefore different views have been presented for modeling the phenomenon. Obviously, the recognition of the behavior of the catchment can play an important role in selecting the appropriate mode... ادامه

سال:2019

نوع سند: Article

0 دانلود

17 بازدید

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Application of the FEM-ACO Hybrid Model in Determining the Optimum Locations for Pumping Wells

کلیدواژه: Ant algorithm,Aquifer,Finite Element,Groundwater,Hydraulic conduction,Optimization

نویسندگان: AKBARPOUR A., Zeynali Mohammad Javad, NAZERI TAHROUDI M.

ناشر: آبیاری و زهکشی ایران - Iranian Journal of Irrigation and Drainage

In this paper, an optimization simulation hybrid model is used to evaluate the optimum pumping policy in an artificial aquifer. In this study, the groundwater level drop was investigated in a hypothetical free aquifer with a surface area of 1. 5 square kilometers and three different hydraulic conduc... ادامه

سال:2019

نوع سند: Article

0 دانلود

14 بازدید

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