Research Paper Data mining
A framework for the automated parameterization of a sensorless bearing fault detection pipeline

Tobias Wagner; Alexander Gepperth; Elmar Engels

Volume 10, Issue 4 , October 2023, Pages 506-517

  This study proposes a framework for the automated hyperparameter optimization of a bearing fault detection pipeline for Permanent Magnet Synchronous Motors (PMSMs) without the need for external sensors. An Automated Machine Learning (AutoML) pipeline search is performed through genetic optimization to ...  Read More

Research Paper Supply chain management
Bi-objective fuzzy food bank network design with considering freshness of food baskets

Javid Ghahremani-Nahr; Abdolsalaam Ghaderi; Ramez Kian

Volume 10, Issue 4 , October 2023, Pages 518-540

  This paper deals with the modeling of the Food Bank (FB) network in the conditions of uncertainty in the demand of charities and the capacity of donating food. The importance of creating a FB network, along with providing quality food, led to consider the two objective functions of minimizing the costs ...  Read More

Research Paper Game theory
Equitable resource allocation combining coalitional game and data envelopment analysis

Fatemeh Ghaeminasab; Mohsen Rostamy-Malkhalifeh; Farhad Hosseinzadeh Lotfi; Mohammad-Hasan Behzadi; Hamidreza Navidi

Volume 10, Issue 4 , October 2023, Pages 541-552

  In this paper, while taking into account the cooperative relationships between units, the problem of revenue allocation is considered as a coalitional game. In order for the allocation to be equitable, by relying on the concept of DEA efficiency, a new characteristic function is presented, and then using ...  Read More

Research Paper Data Envelopment Analysis, DEA
An innovative inverse model of network data envelopment analysis

Maryam Arbabi; Zohreh Moghaddas; Alireza Amirteimoori; Mohsen Khunsiavash

Volume 10, Issue 4 , October 2023, Pages 553-562

  Sensitivity analysis in optimization problems is important for managers and decision maker to introduce different strategies. Data Envelopment Analysis (DEA) is a method based on mathematical programming to evaluate the efficiency of a set of Decision-Making Units (DMUs). Due to the importance of sensitivity ...  Read More

Research Paper Case studies in industry and services
Lean on the shop floor: setup time reduction with soft systems methodology

Robert S Keyser; Parisa Pooyan

Volume 10, Issue 4 , October 2023, Pages 563-574

  In a lean production environment, reduced setup times can lead to many benefits, including reduced lead times. Previous research has primarily relied on the SMED methodology and mathematical modeling to reduce setup times at machine centers – and both are very useful techniques. We use the Soft ...  Read More

Research Paper Engineering Computations
Investigation of charge carrier transport and recombination in organic semiconductors with Charge Extraction by Linearly Increasing Voltage (CELIV) technique

Ali Mahmoudloo

Volume 10, Issue 4 , October 2023, Pages 575-583

  This study aimed to calculate the drift velocity and mobility of holes in organic semiconducting polymers by the Charge Extraction via Linearly Increasing Voltage (CELIV) technique to measure the charge carrier mobility. The charge carrier mobility is defined as carrier drift velocity v in each electric ...  Read More

Research Paper Corporate Finance
Forecasting factors affecting stock price fluctuations using the scenario planning approach

Maryam Mohammad Ganji Nik; Gholamhosein Golarzi; Mohsen Shafiei Nikabadi; Mohammadjavad Fadaiei Eslam

Volume 10, Issue 4 , October 2023, Pages 584-598

  In this study, we explain the future potential scenarios of factors affecting stock price fluctuations in the Tehran Stock Exchange concerning the 2026 perspective. This research is applied, cross-sectional, and qualitative, and is implemented as a descriptive survey using the scenario planning approach. ...  Read More

Research Paper Case studies in industry and services
Big data mining in the analysis of factors affecting the occurrence of natural gas incidents in East Azerbaijan province (Iran)

Najaf Ghrachorloo; Faramarz Nouri; Mostafa Javanmardi; Houshang Taghizadeh

Volume 10, Issue 4 , October 2023, Pages 599-614

  In the past years, East Azerbaijan province in Iran has always been at the top of the number of incidents in the country in the reports related to the annual analysis of incidents of domestic natural gas subscribers. Despite planning and spending at the expense of previous years, there has been no significant ...  Read More

Research Paper
Leveraging deep learning techniques on collaborative filtering recommender systems

Ali Fallahi Rahmat Abadi; Javad Mohammadzadeh

Volume 10, Issue 4 , October 2023, Pages 615-636

  With the exponentially increasing volume of online data, searching and finding required information have become an extensive and time-consuming task. Recommender systems as a subclass of information retrieval and decision support systems by providing personalized suggestions helping users access what ...  Read More

Research Paper Performance evaluation and benchmarking
Monitoring performance of two-wheeled automotive component painting service companies through the implementation of TPM

Supriyati Supriyati; Tri Ngudi Wiyatno

Volume 10, Issue 4 , October 2023, Pages 637-653

  Company is an organization that provides or produces products/services. Various types of companies and the complexity of the process make the company must be able to continue to grow and compete with competitors. To win the competition, companies must have a strategy to improve performance. TPM is part ...  Read More