Optimal emergency hospitals construction in an unexpected epidemic with considering the interactive effect DOI
Ming Liu,

Xiaoxiao Zhu

International Transactions in Operational Research, Год журнала: 2024, Номер unknown

Опубликована: Май 18, 2024

Abstract Constructing emergency hospitals is one of the most critical measures to defeat an unexpected epidemic. However, existing operations research (OR) studies rarely consider interactive effect between construction and dynamics epidemic transmission. Inspired by this gap, we propose a new modeling framework for decision‐making in hospital construction. In our optimization model, address pandemic evolution functions as constraints. We also heterogeneity among infected individuals, distinguishing those with mild severe symptoms, each requiring treatment different types hospitals. formulate problem mixed integer nonlinear programming model. Our model can envision current future impact decisions regarding on development. Simultaneously, it provides optimal strategy build minimize total number untreated patients due disease. The proposed tested using Covid‐19 outbreak case Wuhan. results provide precise guidelines construction, including timing capacity, offer decision boundaries policymakers considering uncertainty disease Furthermore, general be adapted study other epidemics.

Язык: Английский

Conversational and generative artificial intelligence and human–chatbot interaction in education and research DOI Creative Commons
Ikpe Justice Akpan, Yawo M. Kobara, Josiah Owolabi

и другие.

International Transactions in Operational Research, Год журнала: 2024, Номер unknown

Опубликована: Июль 31, 2024

Abstract Artificial intelligence (AI) as a disruptive technology is not new. However, its recent evolution, engineered by technological transformation, big data analytics, and quantum computing, produces conversational generative AI (CGAI/GenAI) human‐like chatbots that disrupt conventional operations methods in different fields. This study investigates the scientific landscape of CGAI human–chatbot interaction/collaboration evaluates use cases, benefits, challenges, policy implications for multidisciplinary education allied industry operations. The publications trend showed just 4% ( n = 75) occurred during 2006–2018, while 2019–2023 experienced astronomical growth 1763 or 96%). prominent cases (e.g., ChatGPT) teaching, learning, research activities computer science (multidisciplinary AI; 32%), medical/healthcare (17%), engineering (7%), business fields (6%). intellectual structure shows strong collaboration among eminent sources business, information systems, other areas. thematic highlights including improved user experience human–computer interaction, programs/code generation, systems creation. Widespread usefulness teachers, researchers, learners includes syllabi/course content testing aids, academic writing. concerns about abuse misuse (plagiarism, integrity, privacy violations) issues misinformation, danger self‐diagnoses, patient applications are prominent. Formulating strategies policies to address potential challenges teaching/learning practice priorities. Developing discipline‐based automatic detection GenAI contents check proposed. In operational/operations areas, proper CGAI/GenAI integration with modeling decision support requires further studies.

Язык: Английский

Процитировано

15

The Role of Virtual Reality Simulation in Manufacturing in Industry 4.0 DOI Creative Commons
Ikpe Justice Akpan, O. Felix Offodile

Systems, Год журнала: 2024, Номер 12(1), С. 26 - 26

Опубликована: Янв. 12, 2024

From the first to fourth industrial revolutions (4IR) or Industry 4.0 (i4.0), manufacturing sector has always been at forefront of innovation and digital technology adoption. However, 4IR i4.0 comes with diverse integrated technologies that tend sweep off all old orders. This study undertakes a science mapping research on role virtual reality simulation (VRSIM) in 4IR, which reveals several roles benefits. The analysis conceptual structure relevant literature highlights contexts, applications, relevance VRSIM era, including its potent predictive modeling simulation, twin maintenance, additive 3D printing, immersive factory simulation. also offers realistic environment for human–robot collaboration different environments, such as aircraft automotive assembly lines, evaluating processes, training workers safety, assessing workers’ ergonomics production operations. active activities, increasing publications impacts attracting core sources engineering, systems, operations, information technology.

Язык: Английский

Процитировано

14

A Comparative Analysis of Virtual Education Technology, E-Learning Systems Research Advances, and Digital Divide in the Global South DOI Creative Commons
Ikpe Justice Akpan, O. Felix Offodile, Aloysius Chris Akpanobong

и другие.

Informatics, Год журнала: 2024, Номер 11(3), С. 53 - 53

Опубликована: Июль 23, 2024

This pioneering study evaluates the digital divide and advances in virtual education (VE) e-learning research Global South Countries (GSCs). Using metadata from bibliographic World Bank data on development (R&D), we conduct quantitative bibliometric performance analyses evaluate connection between R&D expenditures VE/e-learning GSCs. The results show that ‘East Asia Pacific’ (EAP) spent significantly more (R&D) achieved highest scientific literature publication (SLP), with significant impacts. Other GSCs’ expenditure was flat until 2020 (during COVID-19), when funding increased, achieving a corresponding 42% rise SLPs. About 67% of ‘Arab States’ (AS) SLPs 60% citation impact came produced global north other GSCs regions, indicating high dependence. Also, 51% high-impact were ‘Multiple Country Publications’, mainly non-GSC institutions, collaboration impact. EAP, AS, ‘South Asia’ (SA) regions experienced lower disparity. In contrast, less developed countries (LDCs), including ‘Sub-Sahara Africa’, ‘Latin America Caribbean’, ‘Europe (Eastern) Central Asia’, showed few dominant higher divides. We advocate for increased educational to enhance innovative GSCs, especially LDCs.

Язык: Английский

Процитировано

7

Optimal emergency hospitals construction in an unexpected epidemic with considering the interactive effect DOI
Ming Liu,

Xiaoxiao Zhu

International Transactions in Operational Research, Год журнала: 2024, Номер unknown

Опубликована: Май 18, 2024

Abstract Constructing emergency hospitals is one of the most critical measures to defeat an unexpected epidemic. However, existing operations research (OR) studies rarely consider interactive effect between construction and dynamics epidemic transmission. Inspired by this gap, we propose a new modeling framework for decision‐making in hospital construction. In our optimization model, address pandemic evolution functions as constraints. We also heterogeneity among infected individuals, distinguishing those with mild severe symptoms, each requiring treatment different types hospitals. formulate problem mixed integer nonlinear programming model. Our model can envision current future impact decisions regarding on development. Simultaneously, it provides optimal strategy build minimize total number untreated patients due disease. The proposed tested using Covid‐19 outbreak case Wuhan. results provide precise guidelines construction, including timing capacity, offer decision boundaries policymakers considering uncertainty disease Furthermore, general be adapted study other epidemics.

Язык: Английский

Процитировано

0