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Open AccessArticle
7 Pages, 481 KB Download PDF

Methodology for Calculating Shock Loads on the Human Foot

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 2, Page # 58–64, 2021; DOI: 10.25046/aj060208
Abstract:

The leading place among diseases of the musculoskeletal system is occupied by various feet deformations. Clinical movement analysis and posturological examination are required to objectively assess the distribution for load caused by the weight of human body on the feet and its locomotion effect. In normal conditions, the foot is exposed to elastic deformations. When…

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(This article belongs to the SP10 (Special Issue on Multidisciplinary Sciences and Engineering 2020-21) & Section Biomedical Engineering (EBI))
Open AccessArticle
7 Pages, 16,264 KB Download PDF

Towards a Framework for Organizational Transformation through Strategic Design Implementation

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 2, Page # 191–197, 2022; DOI: 10.25046/aj070219
Abstract:

The aim of the research is to contribute to the emergent field of strategic design as an approach to creating transformational impacts in organizations. This is driven by international strategies to promote sustainable business environments which are innovative and adaptive to change. The literature identifies a gap in the knowledge in relation to how knowledge…

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(This article belongs to the SP12 (Special Issue on Multidisciplinary Sciences and Engineering 2021-22) & Section Information Systems in Computer Science (CIS))
Open AccessArticle
8 Pages, 637 KB Download PDF

Digital Competencies of Saudi University Graduates Towards Digital Society: The Case of The University of Tabuk

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 2, Page # 171–178, 2022; DOI: 10.25046/aj070217
Abstract:

This paper presents findings and proposes recommendations from an evaluation of the level of digital competencies among Saudi university graduates to ascertain their readiness for becoming digital citizens, with high confidence in using digital technologies to successfully engage in digital transformation efforts to achieve Saudi Vision 2030. The sample comprised 352 University of Tabuk students…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
7 Pages, 2,183 KB Download PDF

COVIDFREE App: The User-Enabling Contact Prevention Application: A Review

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 2, Page # 149–155, 2022; DOI: 10.25046/aj070215
Abstract:

The use of Covid-19 contact tracing applications has become almost irrelevant now that several flavors of Covid-19 vaccine have been developed and are constantly being distributed to people during the pandemic to help alleviate the need for lockdowns. Also, the availability of at-home testing kits and testing sites means that people do not need to…

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(This article belongs to the SP12 (Special Issue on Multidisciplinary Sciences and Engineering 2021-22) & Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
10 Pages, 832 KB Download PDF

An Interdisciplinary Approach to Fracture of Solids from the Standpoint of Condensed Matter Physics

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 2, Page # 133–142, 2022; DOI: 10.25046/aj070213
Abstract:

Instead of approaches of solid mechanics or a formal description of experimental data an interdisciplinary approach is proposed to consider failure and deformation as thermodynamic processes. Mathematical modeling of the processes is carried out using rheological models of the material. One fracture criterion is used, that formally corresponds to the achievement of a threshold concentration…

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(This article belongs to the SP12 (Special Issue on Multidisciplinary Sciences and Engineering 2021-22) & Section Multidisciplinary Materials Science (MMU))
Open AccessArticle
6 Pages, 623 KB Download PDF

Forensic Analysis of “WhatsApp” Artifacts in Android without Root

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 2, Page # 127–132, 2022; DOI: 10.25046/aj070212
Abstract:

WhatsApp application is considered the largest messaging application around the world and an important source of information, they just incorporated a new technique that operates on end-to-end encryption, which presents a significant problem for forensic investigators and analysts. This study describes how to recover the encryption key from WhatsApp to decrypt WhatsApp databases and retrieve…

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(This article belongs to Section Information Systems in Computer Science (CIS))
Open AccessArticle
8 Pages, 2,409 KB Download PDF

A Unified Visual Saliency Model for Automatic Image Description Generation for General and Medical Images

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 2, Page # 119–126, 2022; DOI: 10.25046/aj070211
Abstract:

An enduring vision of Artificial Intelligence is to build robots that can recognize and learn the visual world and who can speak about it in natural language. Automatic image description generation is a demanding problem in Computer Vision and Natural Language Processing. The applications of image description generation systems are in biomedicine, military, commerce, digital…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
7 Pages, 1,840 KB Download PDF

A Study on Novel Hand Hygiene Evaluation System using pix2pix

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 2, Page # 112–118, 2022; DOI: 10.25046/aj070210
Abstract:

The novel coronavirus infection (COVID-19), which appeared at the end of 2019 has developed into a global pandemic with numerous deaths, and has also become a serious social concern. The most important and basic measure for preventing infection is hand hygiene. In this study, by photographing palm images of nursing students after hand-washing, using fluorescent…

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(This article belongs to Section Biomedical Engineering (EBI))
Open AccessArticle
9 Pages, 6,385 KB Download PDF

Solar Energy Assessment, Estimation, and Modelling using Climate Data and Local Environmental Conditions

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 2, Page # 103–111, 2022; DOI: 10.25046/aj070209
Abstract:

On Renewable Energy (RE), this field covers the most significant share of the world energy demand and challenges on the expensive measurement and maintenance equipment to be used. In all studies and designs, global solar radiation (GSR) measurements require assessment, estimation, and models to be applied together with the environment and meteorological data on installing…

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(This article belongs to the SP12 (Special Issue on Multidisciplinary Sciences and Engineering 2021-22) & Section Green & Sustainable Science & Technology (GSS))
Open AccessArticle
10 Pages, 1,873 KB Download PDF

Stability Analysis of a DC Microgrid with Constant Power Load

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 2, Page # 63–72, 2022; DOI: 10.25046/aj070206
Abstract:

DC Microgrids (DCMGs) aggregate and integrate various distribution generation (DG) units through the use of power electronic converters (PECs) that are present on both the source side and the load side of the DCMGs. Tightly regulated PECs at the load side behave as constant power loads (CPLs) and may promote instability in the entire DCMG.…

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(This article belongs to the SP12 (Special Issue on Multidisciplinary Sciences and Engineering 2021-22) & Section Electrical Engineering (ELE))
Open AccessArticle
10 Pages, 1,328 KB Download PDF

IT Project Management Models in an Era of Digital Transformation: A Study by Practice

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 2, Page # 53–62, 2022; DOI: 10.25046/aj070205
Abstract:

In 1998 we were talking about an NTIC era, and since the years 2010, we are tracing the beginning of a new era of technological development, called the era of digital transformation. During this new era companies have started to run towards the digitalization of their processes, which represent a large part of the market,…

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(This article belongs to Section Software Engineering in Computer Science (CSE))
Open AccessArticle
21 Pages, 10,607 KB Download PDF

Power Management and Control of a Grid-Connected PV/Battery Hybrid Renewable Energy System

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 2, Page # 32–52, 2022; DOI: 10.25046/aj070204
Abstract:

This paper presents novel Energy Management Strategies (EMSs), and the control of a Grid-Connected Hybrid Renewable Energy System (GCHRES). The GCHRES describes a Photovoltaic Generator (PVG) and a Battery-Based Storage System. Both are tied to the Common Coupling Point (CCP) through a reversible three-phase inverter. The CCP combines the Utility Grid (UG) and an AC…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
7 Pages, 428 KB Download PDF

Taxonomy of Security Techniques for Routing Protocols in Mobile Ad-hoc Networks

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 2, Page # 25–31, 2022; DOI: 10.25046/aj070203
Abstract:

The Nodes equipped with wireless technology cooperate in an autonomous and instantaneous way to form a mobile ad hoc network. It turns out that several factors make this type of network vulnerable to various security threats. Considering the sensitivity of user data routed through nodes, routing security should be a priority in mobile ad hoc…

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(This article belongs to Section Network Engineering (ENW))
Open AccessArticle
7 Pages, 1,800 KB Download PDF

Enhanced Dynamic Cross Layer Mechanism for real time HEVC Streaming over Vehicular Ad-hoc Networks (VANETs)

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 2, Page # 18–24, 2022; DOI: 10.25046/aj070202
Abstract:

Various applications have helped make vehicular Ad-hoc network communication a reality. Real-time applications, for example, need broadcasting in high video quality with minimal latency. The new High-Efficiency Video Coding (HEVC) has shown great promise for real-time video transmission through Vehicle Ad-hoc Networks due to its high compression level. These networks, on the other hand, have…

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(This article belongs to the SP12 (Special Issue on Multidisciplinary Sciences and Engineering 2021-22) & Section Hardware & Architecture in Computer Science (CHA))
Open AccessArticle
17 Pages, 1,520 KB Download PDF

Automated Hydroponic System using Wireless Sensor Networks

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 2, Page # 1–17, 2022; DOI: 10.25046/aj070201
Abstract:

Researchers have associated agriculture and food processing with adverse environmental impacts like; falls in the underground freshwater table, energy consumption, and high carbon emission. These factors have the worst effect on developing countries. Therefore, there is a need for on-demand food production techniques that require minimum resource utilization. For these reasons, scientists are now focusing…

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(This article belongs to Section Interdisciplinary Applications of Computer Science (CSI))
Open AccessArticle
11 Pages, 1,497 KB Download PDF

A Novel Algorithm Design for Locating Fault Distances on HV Transmission Lines

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 1, Page # 79–89, 2022; DOI: 10.25046/aj070108
Abstract:

The transmission network has been considered among the globe’s prevalent complex systems, comprised of hundreds of electrical transmission lines and other equipment used to transmit electrical energy from one location to another. Over a decade, power engineers have worked tirelessly to ensure that the transmission network operates reliably, transmitting electrical energy from the power station…

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(This article belongs to the SP12 (Special Issue on Multidisciplinary Sciences and Engineering 2021-22) & Section Electrical Engineering (ELE))
Open AccessArticle
19 Pages, 8,031 KB Download PDF

Thermoelectric Generators (TEGs) and Thermoelectric Coolers (TECs) Modeling and Optimal Operation Points Investigation

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 1, Page # 60–78, 2022; DOI: 10.25046/aj070107
Abstract:

Sustainable energy is gradually becoming the norm today due to greenhouse warming effects; as a result, the quests for different renewable energy sources such as photovoltaic cells as well as energy efficient electrical appliances are becoming popular. Therefore, this article explores the alternative energy case for thermoelectricity with focus on the steady-state mathematics, mixed modelings…

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(This article belongs to the SP12 (Special Issue on Multidisciplinary Sciences and Engineering 2021-22) & Section Thermodynamics (THD))
Open AccessArticle
6 Pages, 724 KB Download PDF

Ethical Implications and Challenges in using Social Media: A Comprehensive Study

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 1, Page # 47–52, 2022; DOI: 10.25046/aj070105
Abstract:

The technological revolution penetrates every aspect of our dailylives; it changed our lives in different fields such as communication, decision-making, information access and work environment. These changes have benefits, but they also have costs. These costs include many ethical and social problems that need more investigation. The human element is the most affected part of…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
20 Pages, 1,251 KB Download PDF

Physics behind the Concept of a Sodium-Potassium-Cesium-Cooled Martian Nuclear Reactor

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 1, Page # 27–46, 2022; DOI: 10.25046/aj070104
Abstract:

The main goal of the work is to determine the basic conceptual solutions of a nuclear reactor operating on the surface of another planet. The problem was solved using the example of the Martian nuclear power plant. The article uses calculation and optimization research methods and corresponding program codes (well-known and author’s). The results of…

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(This article belongs to the SP12 (Special Issue on Multidisciplinary Sciences and Engineering 2021-22) & Section Nuclear Science & Technology (NST))
Open AccessArticle
6 Pages, 1,728 KB Download PDF

Opinion and Effectiveness of Kahoot! use in Online Distance Learning in Crop Production at Higher Education Level: A Case of Study

Advances in Science, Technology and Engineering Systems Journal, Volume 7, Issue 1, Page # 8–13, 2022; DOI: 10.25046/aj070102
Abstract:

Kahoot is one of the most popular learning platforms, with over 2.5 billion players per year worldwide, used mainly for knowledge review through gamification. However, students´ opinion and its effectiveness in online distance learning as well as in another language teaching has been little studied. With these aims, this study was carried out in the…

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(This article belongs to Section Education (EDU))
Open AccessArticle
16 Pages, 2,509 KB Download PDF

Spatio-Temporal Analysis of Drought over the Guinean-Sudano Ecological Zone, Northern Nigeria

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 6, Page # 151–166, 2021; DOI: 10.25046/aj060620
Abstract:

Drought has become more common and severe in recent decades due to increased global changes in climatic conditions and anthropogenic activities thereby analyzing drought at both regional and local levels is crucial. And so, this study aims at assessing drought risk in Northern Nigeria using NDVI and SPI. Data used included satellite images (Landsat OLI-TIRS,…

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(This article belongs to Section Environmental Sciences (ENS))
Open AccessArticle
6 Pages, 1,136 KB Download PDF

Video Risk Detection and Localization using Bidirectional LSTM Autoencoder and Faster R-CNN

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 6, Page # 145–150, 2021; DOI: 10.25046/aj060619
Abstract:

This work proposes a new unsupervised learning approach to detect and locate the risks “abnormal event” in video scenes using Faster R-CNN and Bidirectional LSTM autoencoder. The approach proposed in this work is carried out in two steps: In the first step, we used a bidirectional LSTM autoencoder to detect the frames containing risks. In…

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(This article belongs to Section Artificial Intelligence in Computer Science (CAI))
Open AccessArticle
8 Pages, 1,052 KB Download PDF

Analysis of Reading Time and the Number of Characters within One Gazing Point

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 6, Page # 137–144, 2021; DOI: 10.25046/aj060618
Abstract:

Concomitant with the ubiquity of lightweight electronic terminals, such as smartphones and tablets, e-books have increased in popularity. However, studies have shown that their display method and information-presentation efficiency need improvement. We investigated visual information processing during reading to develop a more efficient display method that presents information in an easier to see fashion than…

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(This article belongs to Section Behavioral Sciences (BHS))
Open AccessArticle
7 Pages, 1,040 KB Download PDF

Study and Implementation of LEDs Drivers with Dimming Capability

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 6, Page # 130–136, 2021; DOI: 10.25046/aj060617
Abstract:

Nowadays, LED lights take an important place in our daily lives and they have known a great growth in indoor as well as in outdoor lighting applications. LED (Light Emitting Diode) light sources including their own drivers have excluded many systems fitted with both inefficient light sources. In this paper we present, a LED driver…

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(This article belongs to Section Electrical Engineering (ELE))
Open AccessArticle
11 Pages, 720 KB Download PDF

Associated Risk Factors for the Development of Extensively Resistant Pulmonary Tuberculosis in the First Level of Health Care: From a Public Health Perspective

Advances in Science, Technology and Engineering Systems Journal, Volume 6, Issue 6, Page # 119–129, 2021; DOI: 10.25046/aj060616
Abstract:

To determine the risk factors associated with the development of extensively resistant pulmonary tuberculosis in the DIRIS Lima Sur, 2017. The type of research was observational, quantitative, analytical, retrospective case-control approach. The population consisted of 158 patients with MDR-TB treatment schedule between 2016 and 2017. The sample consisted of 24 cases diagnosed with extensively drug-resistant…

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(This article belongs to the SP11 (Special Issue on Innovation in Computing, Engineering Science & Technology 2021) & Section Immunology (IMN))
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