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1.
Acta Technica Napocensis Series-Applied Mathematics Mechanics and Engineering ; 65(3):843-852, 2022.
Article in English | Web of Science | ID: covidwho-2311024

ABSTRACT

The need to carry out online teaching activities in universities has required the use of solutions that maximize the efficiency of such activities but with the maximum fulfillment of the ergonomic requirements as far as possible. In the last two years, additional demand for the development of online teaching activities has been generated by the pandemic caused by the covid virus 19. Axiomatic design principles were used to identify an equipment solution used in online teaching. In this way, it was outlined a version of the equipment that would allow the teacher to use a way to write texts and make drawings to be transmitted online, in conditions as close as possible to those of onsite teaching activity. In the future, it is intended to take steps to optimize the constructive solution of online teaching equipment.

2.
Kybernetes ; 2022.
Article in English | Scopus | ID: covidwho-2078127

ABSTRACT

Purpose: Usage of learning management systems (LMSs) has become widespread with the disruption of face-to-face educations after the COVID-19 pandemic. There are several software products, usually named as LMS to enable and support distance education. However, selection of a suitable LMS is a complex multiple criteria decision making (MCDM) problem that requires consideration of many criteria and inputs from different parties like students, academicians, education managers, etc. Usability evaluation of LMS is one of the critical steps in deciding which LMS system to be adapted. There are several studies related to usability evaluation of LMS in the literature, but utilization of MCDM methods and real life case studies are very rare. Based on this motivation, perceived usability evaluation of SAKAI-LMS that is in use at an academic department is performed by employing axiomatic design procedure (ADP). This paper aims to discuss the aforementioned issues. Design/methodology/approach: ADP is considered as a suitable MCDM method for perceived usability evaluation as it allows an easy approach to data fusion and setting performance targets for decision makers. A questionnaire is developed to collect data from three types of system users about predetermined usability criteria and their importance. After detailed statistical analyses and weighting criteria via analytical hierarch process (AHP), ADP is carried out to evaluate usability of the LMS. Findings: It is found that the proposed ADP based approach is easy to apply in practical circumstances and able to quantify perceived usability of the LMSs. Research limitations/implications: The proposed approach provides an easy and practical evaluation of perceived usability of the LMSs for decision makers who are responsible for the implementation of LMSs. The developed novel and practical MCDM-based perceived usability approach for LMS in this study has been verified through a real life case study at an academic department. Perceived usability results, therefore, reflects only the views of this focus group and are not generalizable. Originality/value: First time in the literature, a comprehensive ADP based MCDM approach is proposed based on the analyses of the related literature and information gathered from the system users. © 2022, Emerald Publishing Limited.

3.
2021 International Conference on Mechanical, Aerospace and Automotive Engineering, CMAAE 2021 ; : 324-328, 2021.
Article in English | Scopus | ID: covidwho-1909839

ABSTRACT

After Pandemic covid19 Era, Uncertain Rapid changes in product demand, product design and introduction of new products and increasing global Competition require manufacturing systems to be highly flexible, adaptable and responsive. These characteristics of a manufacturing system must be addressed at the design stage. This paper presents a method for design of manufacturing systems by combining Lean Manufacturing and Six Sigma Methodology by the means of Axiomatic Design approach. To achieve the desired goals of a manufacturing enterprise, manufacturing systems must be designed to satisfy a specific set of functional requirements (FRs) and constraints (C).Axiomatic design theory can help you achieve this type of design. This developed Integration model, albeit hypothetical, may be an ideal and practical model for many manufacturing firms competing in consumer-oriented industries with worldwide during this Pandemic Era. © 2021 ACM.

4.
Sustainability ; 14(5):2598, 2022.
Article in English | ProQuest Central | ID: covidwho-1742639

ABSTRACT

Nowadays, information systems are evolving towards increasingly interconnected, smart, and self-adaptive models. This transformation has led to the representation of the systems themselves in terms of natural ecosystems. Similar to the natural environment, the virtual world can be threatened by specific forms of pollution, such as illegitimate access to the system, unwanted changes to data, and loss of information, which affect the only resource it possesses, i.e., data. In order to provide proactive protection of data integrity and confidentiality, in this paper we consider the well-known principles of privacy by design and privacy by default in the design phase of system development. To this end, we propose an approach based on axiomatic design, which allows us to implement these two principles through an appropriate reinterpretation of the information axiom, in terms of privacy impact assessment. We illustrate our approach by a case study, which implements the process of managing patients in home care. However, the proposed method can be applied to processing systems that provide services. The main result achieved is to select the most digitally sustainable design solution, i.e., the one that best prevents the threats mentioned above.

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