Probabilistic modelling
[0,1] Truncated Fréchet-Weibull and Fréchet Distributions

S. Abid; R. Abdulrazak

Volume 7, Issue 1 , April 2018, , Pages 106-135

http://dx.doi.org/10.22105/riej.2018.100865.1020

Abstract
  In this paper, we introduce a new family of continuous distributions based on [0, 1] Truncated Fréchet distribution. [0, 1] Truncated Fréchet Weibull ([0, 1] ) and [0, 1] Truncated Fréchet ([0, 1] ) distributions are discussed as special cases. The cumulative distribution function, ...  Read More

Numerical Analysis
CAS Wavelet Function Method for Solving Abel Equations with Error Analysis

R. Ezzati; K. Maleknejad; E. Fathizadeh

Volume 6, Issue 4 , December 2017, , Pages 350-364

http://dx.doi.org/10.22105/riej.2017.100538.1017

Abstract
  In this paper we use a computational method based on CAS wavelets for solving nonlinear fractional order Volterra integral equations. We solve particularly Abel equations. An operational matrix of fractional order integration for CAS wavelets is used. Block Pulse Functions (BPFs) and collocation method ...  Read More

Total quality management and quality engineering
Total quality management (TQM): Implementation in primary education system of Bangladesh

K. Hasan; Md. S. Islam; A. T. Shams; H. Gupta

Volume 7, Issue 3 , November 2018, , Pages 370-380

http://dx.doi.org/10.22105/riej.2018.128170.1041

Abstract
  The role of primary education is to ensure the broad-based development of pupils. This means ensuring that all pupils are able to develop their cognitive, social, emotional, cultural, and physical skills to the best of their abilities and preparing them for their further school career. It is known that ...  Read More

Project Management
Integrated model of critical success factors of construction projects: A case of Esfahan

N. Janatyan; M. R. Hashemianfar; M. Kasaee

Volume 7, Issue 3 , November 2018, , Pages 381-395

http://dx.doi.org/10.22105/riej.2018.143702.1053

Abstract
  Nowadays, the construction managers try to accomplish the projects on time and successful simultaneously. However, the concept of success is not clear in their mind. The purpose of this paper is to identify the factors that effect on project success in the construction field; so, an integrated model ...  Read More

Industrial Management
Implementation of Six Sigma DMAIC methodology for increasing the competitiveness of SMEs in Ethiopia

A. Y. Ali

Volume 10, Issue 1 , March 2021, , Pages 1-8

http://dx.doi.org/10.22105/riej.2021.266497.1183

Abstract
  Six Sigma has gained wide acceptance as an improvement methodology to enhance the organization competitiveness in market. For SMEs building a competitive advantage is a difficult task. Changes in the economic environment affect the way such entities perceive factors which could help them not only survive ...  Read More

Human factors, ergonomics, and safety
Selecting methodology for developing emergency preparedness and response framework of an NPP accident

Muhammed Mufazzal Hossen; Mahmud Hossain; K. M. Jalal Uddin Rumi

Volume 11, Issue 1 , March 2022, , Pages 1-8

http://dx.doi.org/10.22105/riej.2022.314603.1264

Abstract
  The Emergency Preparedness and Response (EPR) framework to a radiological emergency in a Nuclear Power Plant (NPP) accident should be developed systematically and efficiently by applying an appropriate methodology. A systematic approach is applied in this study to select the appropriate method from different ...  Read More

Computational Intelligence
Frontal and non-frontal face detection using deep neural networks (DNN)

N. Prasad; B. Rajpal; K. K. R. Mangalore; R. Shastri; N. Pradeep

Volume 10, Issue 1 , March 2021, , Pages 9-21

http://dx.doi.org/10.22105/riej.2021.264744.1177

Abstract
  Face recognition has always been one of the most searched and popular applications of object detection, starting from the early seventies. Facial recognition is used for access control, authentication, fraud detection, surveillance, and by individuals to unlock their devices. The less intrusive and robustness ...  Read More

Data mining
PyIT-MLFS: a Python-based information theoretical multi-label feature selection library

Sadegh Eskandari

Volume 11, Issue 1 , March 2022, , Pages 9-15

http://dx.doi.org/10.22105/riej.2022.308916.1252

Abstract
  Multi-label learning is an emerging research direction that deals with data in which an instance may belong to multiple class labels simultaneously. As many multi-label data contain very large feature space with hundreds of irrelevant andredundant features, multi-label feature selection is a fundamental ...  Read More

Facility location, layout, design, and materials handling
Assessing the location of relief centers using a combination of multi-criteria decision-making methods and gis (case study: district 18 of tehran)

Davood Darvishi; Hassan Ahmadi Choukolaei; Soheil Shafaee

Volume 11, Issue 1 , March 2022, , Pages 16-29

http://dx.doi.org/10.22105/riej.2022.291197.1228

Abstract
  All governments especially those having a high risk of natural disasters must have a comprehensive and implementable plan. In Iran, the placement of relief centers for the injured is usually done experimentally by relief organizations without considering the necessary standards. In this research, according ...  Read More

Inventory, logistics, and transportation
A conceptual framework of green smart IoT-based supply chain management

H. Nozari; M. Fallah; A. Szmelter-Jarosz

Volume 10, Issue 1 , March 2021, , Pages 22-34

http://dx.doi.org/10.22105/riej.2021.274859.1189

Abstract
  The green smart supply chain is a phenomenon that has emerged as a result of the development of sustainable and smart business and information technology trends. Sustainable and green supply chains are an innovative phenomenon that uses information technology to improve the quality of activities in operating ...  Read More

Decision analysis and methods
Designing a model for creating an organization with high reliability, case study: Iran space research institute

Aminullah Teymouri; Hasan Amiri; Somayeh Qajari; Farzaneh Beigzadeh

Volume 11, Issue 1 , March 2022, , Pages 30-49

http://dx.doi.org/10.22105/riej.2022.318781.1269

Abstract
  Given the challenges and global uncertainties in the business’s, the use of futurism to improve management in space research center in Iran has become very important. Hence, space sector needs continuous futurology improvement in its systems and processes to obtain higher levels of reliability. ...  Read More

Inventory, logistics, and transportation
Customers' satisfaction with the level of service in Murtala Muhammad International Airport (MMIA), Lagos, Nigeria

U. G. Chike; M. S. Stephens

Volume 10, Issue 1 , March 2021, , Pages 35-45

http://dx.doi.org/10.22105/riej.2021.263588.1174

Abstract
  The aim of this study is to examine customers’ satisfaction with the level of service in Murtala Muhammed International Airport (MMIA), Lagos, Nigeria; so as to identify the service attributes requiring managerial attention in the airport. The study evaluated twenty eight service attributes in ...  Read More

Scheduling
Applying flexible job shop scheduling in patients management to optimize processing time in hospitals.

N. MD. Sarfaraj; Md. L. R. Lingkon; N. Zahan

Volume 10, Issue 1 , March 2021, , Pages 46-55

http://dx.doi.org/10.22105/riej.2021.260145.1158

Abstract
  The continuous growth of the population causes an increased demand for our healthcare services. Insufficient hospitals face challenges to serve the patient within a preferable duration. Long lines in front of counters increase the processing time of a patient. From the entry to the completion, plenty ...  Read More

Banking industry
Developing a content marketing model with goal to improve brand of countrywide the banking industriestitle

Keivan Goodarzi; Mohammadreza Kashefi Neishabori; Abdollah Naami; Mojtaba Dastoori

Volume 11, Issue 1 , March 2022, , Pages 50-61

http://dx.doi.org/10.22105/riej.2021.305326.1247

Abstract
  The current research has been done pursuing the goal to present a content marketing model with brand improving approach in banking industries. This study is applied in terms of goal and survey- exploratory concerning the approach. The statistical community is made up of a group of experts including the ...  Read More

Industrial Management
Presentation and implementation multi-objective mathematical models to balance the assembly line

E. Shadkam; F. Ghavidel

Volume 10, Issue 1 , March 2021, , Pages 56-66

http://dx.doi.org/10.22105/riej.2021.269298.1184

Abstract
  The use of assembly lines is one of the important approaches in mass production of industrial products. Imbalance of assembly lines increases cycle time and idle times, resulting in reduced production rates, line efficiency, and increased system costs, which ultimately lead to low productivity. A hybrid ...  Read More

Data mining
Customer segmentation to identify key customers based on RFM model by using data mining techniques

Abdolmajid Imani; Meysam Abbasi; Farahnaz Ahang; Hassan Ghaffari; Mohamad Mehdi

Volume 11, Issue 1 , March 2022, , Pages 62-76

http://dx.doi.org/10.22105/riej.2021.291738.1229

Abstract
  Accurate identification, attracting, and keeping the customers particularly loyal Customer Relationship Management (CRM) with the goal of optimum allotment of resources and achievement to higher profit is not a competitive profit, but it is a life persistence necessity of companies in virtual space. ...  Read More

Engineering Optimization
Data envelopment analysis for estimate efficiency and ranking operating rooms: a case study

Sh. Ghasemi; A. Aghsami; M. Rabbani

Volume 10, Issue 1 , March 2021, , Pages 67-86

http://dx.doi.org/10.22105/riej.2021.247705.1143

Abstract
  Data Envelopment Analysis (DEA) is one of the non-parametric methods for evaluating each unit's efficiency. Limited resources in the healthcare system are the main reason for measuring the efficiency of hospitals. Because Operating Rooms (OR) are the most vital part of any hospital, we determine the ...  Read More

Data mining
Data mining and diagnosis of heart diseases: a hybrid approach to the b-mine algorithm and association rules

Shookoofa Mostofi; Sohrab Kordrostami; Amir Hossein Refahi; Marzieh Faridi Masooleh; Soheil Shokri

Volume 11, Issue 1 , March 2022, , Pages 77-91

http://dx.doi.org/10.22105/riej.2022.302672.1243

Abstract
  Existing systems for diagnosing heart disease are time consuming, expensive, and prone to error. In this regard, a diagnostic algorithm has been proposed for the causes of heart disease based on a frequent pattern with the B-mine algorithm optimized by association rules. Initially, a data set of disease ...  Read More

Supply chain management
Information system model for educational management in supply chain for Thai higher education institutions

Artaphon Chansamut

Volume 10, Issue 2 , June 2021, , Pages 87-94

http://dx.doi.org/10.22105/riej.2021.285518.1225

Abstract
  The research about information system model for educational management in supply chain for Thai higher education institutions. The objectives of research to design and to assess the suitability of an information system model for educational management in supply chain for Thai higher education institutions. ...  Read More

Game theory
Modeling of the supply chain of cooperative game between two tiers of retailer and manufacturer under conditions of uncertainty

Javid Ghahremani Nahr; Mirreza Zahedi

Volume 10, Issue 2 , June 2021, , Pages 95-116

http://dx.doi.org/10.22105/riej.2021.276520.1190

Abstract
  The design of a repurchase agreement related to the amount of goods remaining in the two-echelon supply chain between the retailer and the manufacturer is examined. Two scenarios are considered quite separately; In the first scenario (decentralized) in which the retailer determines the price of the product ...  Read More

Human factors, ergonomics, and safety
Optimal value determination for a shape changeable furniture design parameters using full factorial design of experiment analysis

Mobasshira Zaman

Volume 10, Issue 2 , June 2021, , Pages 117-127

http://dx.doi.org/10.22105/riej.2021.286958.1226

Abstract
  Optimization and selecting effective design parameters are a big issue in the field of product design and development. The optimal value determination for design parameters is a challenge for the furniture industry. Therefore, an appropriate statistical approach is required. In this research the full ...  Read More

Data Envelopment Analysis, DEA
A new model to measuring efficiency and returns to scale on data envelopment analysis

Abbasali Monzeli; Behrouz Daneshian; Gasem Tohidi; Shabnam Razavian; Masud Sanei

Volume 10, Issue 2 , June 2021, , Pages 128-137

http://dx.doi.org/10.22105/riej.2021.272673.1186

Abstract
  We extend the concept of returns to scale in Data Envelopment Analysis (DEA) to the weight restriction environments. By adding weight restrictions, the status of returns to scale, i.e. increasing, constant, and decreasing, may need a change. We first define "returns to scale" underweight restrictions ...  Read More

Decision analysis and methods
Development of a multi-period multi-attribute group decision-making method using type- 2 fuzzy set of linguistic variables

Ali Dehghani Filabadi; Gholamreza Hesamian

Volume 10, Issue 2 , June 2021, , Pages 138-154

http://dx.doi.org/10.22105/riej.2021.272821.1187

Abstract
  Recently, fuzzy linguistic variables have gained a great deal of attention from researchers in many decision-making problems. In this problems, type-2 fuzzy sets have been used to better cover linguistic data uncertainty. However, many of research works in this regard have been performed in type-2 fuzzy ...  Read More

Decision analysis and methods
Greedy algorithm for solving student allocation problem in internship program: a case study

Abdella Yimam Ali

Volume 10, Issue 2 , June 2021, , Pages 155-164

http://dx.doi.org/10.22105/riej.2021.266125.1179

Abstract
  This paper presented greedy algorithm for solving student allocation problem that has arisen in internship program. In internship program, engineering students stay one semester in industries which are located across the country and teachers visit students once/twice for supervision during the program. ...  Read More

Facility location, layout, design, and materials handling
Using a new algorithm to improve the search answer in quadratic assignment problem (QAP)

Hossein Jafari; Abbas Sheykhan

Volume 10, Issue 2 , June 2021, , Pages 165-173

http://dx.doi.org/10.22105/riej.2021.271276.1185

Abstract
  Layout design problem is one of the useful field of study used to increase the efficiency of sources in organizations. In order to achieve an appropriate layout design, it is necessary to define and solve the related nonlinear programming problems. Therefore, using computer in solving the related problems ...  Read More