Zobrazeno 1 - 10
of 339
pro vyhledávání: '"seyed-jafar sadjadi"'
Publikováno v:
Accounting, Vol 10, Iss 4, Pp 207-220 (2024)
This research aims to enhance portfolio selection by integrating machine learning regression algorithms for predicting stock returns with various risk measures. These measures include mean-value-at-risk (VaR) variance (Var), semi-variance mean-absolu
Externí odkaz:
https://doaj.org/article/82c85ad423e54818a0bd2572e8624ae4
Publikováno v:
Journal of Project Management, Vol 10, Iss 1, Pp 1-26 (2025)
The Resource-Constrained Project Scheduling Problem (RCPSP) remains a critical area of study in project management, focusing on optimizing project schedules under constraints such as limited resources and task interdependencies. This review synthesiz
Externí odkaz:
https://doaj.org/article/75052ce7415d458ea0e30cce943e48ef
Publikováno v:
Current Chemistry Letters, Vol 14, Iss 1, Pp 1-10 (2025)
Annual increases in power use need improved energy management. Several universities and research organizations have focused on pursuing energy efficiency and renewable energy to satisfy this stipulation. This study provides a thorough and organized s
Externí odkaz:
https://doaj.org/article/9611bb930f5f43d98826ae0452f16922
Publikováno v:
Operations Research Perspectives, Vol 13, Iss , Pp 100314- (2024)
This paper presents a bi-level game model for pricing in a supply chain where the manufacturer (He) is the leader, and the retailer (She) is the follower. The leader decides on the wholesale price, and the follower decides on the selling price and se
Externí odkaz:
https://doaj.org/article/c37f6adadbdd4f2a903d00f2853c6725
Publikováno v:
International Journal of Industrial Engineering and Production Research, Vol 35, Iss 1, Pp 114-136 (2024)
In the ever-evolving realm of finance, investors have a myriad of strategies at their disposal to effectively and cleverly allocate their wealth in the expansive financial market. Among these strategies, portfolio optimization emerges as a prominent
Externí odkaz:
https://doaj.org/article/b751e369b6ce4006b80f3bef88d64831
Autor:
Farnaz Fereidoonian, Seyed Jafar Sadjadi, Mehdi Heydari, Seyed Mohammad Javad Mirzapour Al-e-hashem
Publikováno v:
Decision Science Letters, Vol 13, Iss 4, Pp 1007-1026 (2024)
The issue of integrated scheduling and sequencing operation of unloading and loading equipment in container ports has been one of the most important issues concerning time efficiency. In addition, with the emergence of green harbor concepts, the incl
Externí odkaz:
https://doaj.org/article/0249bebbaab54d8483f4a766f1130c51
Publikováno v:
Accounting, Vol 10, Iss 3, Pp 107-120 (2024)
Portfolio optimization is a widely recognized strategy for investing that involves selecting a combination of assets that offers the optimal balance between potential gains and volatility. Traditional portfolio optimization typically focuses on a sin
Externí odkaz:
https://doaj.org/article/dbb8cef810604b6f933e7232af7a5f5b
Autor:
Amirmohammad Larni-Fooeik, Alireza Paeizi, Mohammad Taheri, Emran Mohammadi, Seyed Jafar Sadjadi
Publikováno v:
Results in Engineering, Vol 22, Iss , Pp 102153- (2024)
In the realm of healthcare, medicine and the pharmaceutical supply chain exert notable influence. Recognized as a strategic commodity, any disruption in its supply chain can precipitate significant crises. The dispersed nature of pharmacies and the c
Externí odkaz:
https://doaj.org/article/58b6a46185d04b2d8548b04eabbf5e60
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-10 (2023)
Abstract In manufacturing systems, simulation modeling plays an important role in creating some changes instead of working on real systems. Manipulation in a real system is more costly than manipulation in a simulated model. In this research, we trie
Externí odkaz:
https://doaj.org/article/d5a0861ab33b42a18d1b91aa301b368b
Publikováno v:
PLoS ONE, Vol 19, Iss 7, p e0307277 (2024)
The measurement of productivity change in decision-making units (DMUs) is crucial for assessing their performance and supporting efficient decision-making processes. In this paper, we propose a new approach for measuring productivity change using the
Externí odkaz:
https://doaj.org/article/4cbc8cad5a434ca78f22a4e007bc64f4