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Browsing Journal Articles by Cluster "Next Generation Enterprises & Institutions"

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Accessibility, affordability, and equity in long-term spatial planning: Perspectives from a developing country

Author: Van Heerden, Quintin ; Karsten, Carike ; Holloway, Jennifer P ; Petzer, Engela ; Burger, Paul AD ; Mans, Gerbrand G Date: May 2022 City planners attempt to create more equitable spaces by providing and improving access to benefits of living in cities, especially for previously disadvantaged urban communities. To this extent, evidence-based decision making is required to ... Read more
Adaptability of assistive mobility devices and the role of the internet of medical things: Comprehensive review

Author: Oladele, DA ; Markus, ED ; Abu-Mahfouz, Adnan MI Date: Nov 2021 Background: With the projected upsurge in the percentage of people with some form of disability, there has been a significant increase in the need for assistive mobility devices. However, for mobility aids to be effective, such devices should ... Read more
Adsorption of NH3 and NO2 molecules on sn-doped and undoped ZnO (101) surfaces using density functional theory

Author: Dima, Ratshilumela S ; Tshwane, David M ; Shingange, Katekani ; Modiba, Rosinah ; Maluta, NE ; Maphanga, Rapela R Date: 2022 The adsorption and interaction mechanisms of gaseous molecules on ZnO surfaces have received considerable attention because of their technological applications in gas sensing. The adsorption behavior of NH3 and NO2 molecules on undoped and ... Read more
Affordable connectivity and digital entrepreneurial ecosystem for rural Africa

Author: Mekuria, Fisseha ; Mzyece, M ; Mfupe, Luzango P ; Odusola, A Date: Sep 2021 Innovation on sustainable ICT technologies to realize affordable broadband connectivity for rural and underserved communities is a crucial component of the effort to achieve the aim of "leaving no one behind by 2030" as championed by the ... Read more
Amplitude quantization method for autonomous threshold estimation in self-reconfigurable cognitive radio systems

Author: Onumanyi, Adeiza J ; Abu-Mahfouz, Adnan MI ; Hancke, G Date: Feb 2021 Self-adaptive threshold adjustment algorithms (SATAs) are required to reconfigure their parameters autonomously (i.e. to achieve self-parameter adjustment) at runtime and during online use for effective signal detection in cognitive radio ... Read more
Analysis of IoT-based vehicle anti-theft security

Author: Thamoethata, K ; Isong, B ; Dladlu, N ; Abu-Mahfouz, Adnan MI Date: Nov 2021 A vehicle anti-theft system is a security system that prevents authorized use of a vehicle and its theft. Vehicle theft and hijacking are skyrocketing on daily basis despite the swift technological advancements the world is witnessing. Several ... Read more
Analysis of uniformity in steering capability of an ESPAR antenna

Author: Ebrahim, Rozeena ; Mthethwa, Nosipho B ; Lysko, Albert A Date: Nov 2022 This paper looks at design considerations for an Electronically Steerable Parasitic Array Radiator (ESPAR) antenna suitable for inexpensive large-scale wireless network technologies. This can help address the demand for a cheaper, simpler, ... Read more
Aquaculture and fisheries decision support tool

Author: Smith, Marie E ; Vhengani, Lufuno M Date: May 2023 This presentation speaks to the challenges with environmental threats such as Harmful Algal Blooms (HABs) and ocean heatwaves that have the potential to negatively affect natural and farmed marine resources. Also, monitoring these events ... Read more
An architecture to negotiate and monitor energy exchanges in the smart microgrid

Author: Smith, Andrew C Date: Aug 2022 Traditional electrical power sources and their long distribution networks can no longer cope with the ever-increasing need for energy. Distributed energy generation in close geographical proximity to the consumption point is an alternative ... Read more
Artificial intelligence-driven intrusion detection in software-defined wireless sensor networks: Towards secure IoT-enabled healthcare systems

Author: Umba, SMW ; Abu-Mahfouz, Adnan MI ; Ramotsoela, D Date: Apr 2022 Wireless Sensor Networks (WSNs) are increasingly deployed in Internet of Things (IoT) systems for applications such as smart transportation, telemedicine, smart health monitoring and fall detection systems for the elderly people. Given that ... Read more
Assessing information security behaviour: A self-determination theory perspective

Author: Gangire, Y ; Da Veiga, A ; Herselman, Martha E Date: Oct 2021 This paper outlines the development of a validated questionnaire for assessing information security behaviour. The purpose of this paper is to present data from the questionnaire validation process and the quantitative study results. Read more
Augmented and mixed reality based decision support tool for the integrated resource plan

Author: Govender, Devashen ; Moodley, Jayandren ; Balmahoon, Reevana Date: Oct 2021 In today’s era, enormous amounts of data are generated and the means to visualize this data is becoming a challenge. Data visualization is an important support tool that allows one to make informed decisions. This paper attempts to provide a ... Read more
Augmented reality technology: A systematic review on gaming strategy for medication adherence

Author: Adetunji, RO ; Strydom, MA ; Herselman, Martha E ; Botha, Adèle Date: Oct 2022 As global health concerns become more complex, technological intervention is needed to achieve the Sustainable Development Goal. This study explores the use of the internet of things (IoT) and augmented reality (AR) applications for medication ... Read more
AutoElbow: An automatic elbow detection method for estimating the number of clusters in a dataset

Author: Onumanyi, Adeiza J ; Molokomme, Daisy N ; Isaac, Sherrin J ; Abu-Mahfouz, Adnan MI Date: 2022 The elbow technique is a well-known method for estimating the number of clusters required as a starting parameter in the K-means algorithm and certain other unsupervised machine-learning algorithms. However, due to the graphical output nature ... Read more
Behavioural intrusion detection in water distribution> systems using neural networks

Author: Ramotsoela, TD ; Hancke, GP ; Abu-Mahfouz, Adnan MI Date: Oct 2020 There has been an increasing number of attacks against critical water system infrastructure in recent years. This is largely due to the fact that these systems are heavily dependent on computer networks meaning that an attacker can use ... Read more
A benchmark dataset for defect detection and classification in electroluminescence images of PV modules using semantic segmentation

Author: Pratt, Lawrence E ; Matheus, Jana ; Klein, R Date: Dec 2023 Electroluminescence (EL) images enable defect detection in solar photovoltaic (PV) modules that are otherwise invisible to the naked eye, much the same way an x-ray enables a doctor to detect cracks and fractures in bones. This paper presents ... Read more c b n d
A blockchain model for sharing information in criminal justice systems

Author: Ramazhamba, Pardon T ; Venter, H Date: Oct 2023 Criminal justice systems around the world encounter missing case dockets and digital evidence. Problems are also posed by the mechanisms used to share criminal case data, especially email and paper documents that provide exposure to illegal ... Read more
Blockchain-based security model for LoRaWAN firmware updates

Author: Mtetwa, NS ; Tarwireyi, P ; Sibeko, CN ; Abu-Mahfouz, Adnan MI ; Adigun, M Date: Jan 2022 The Internet of Things (IoT) is changing the way consumers, businesses, and governments interact with the physical and cyber worlds. More often than not, IoT devices are designed for specific functional requirements or use cases without paying ... Read more
Blockchain-enabled vaccination registration and verification system in healthcare management

Author: Isong, B ; Vhahangwele, T ; Abu-Mahfouz, Adnan MI Date: Jun 2023 Client-server-based healthcare systems are unable to manipulate a high data volume, prone to a single failure point, limited scalability, and data integrity. Particularly, several measures introduced to help curb the spread of Covid-19 were ... Read more c b n d
Building upon NB-IoT networks: A roadmap towards 5G new radio networks

Author: Gbadamosi, SA ; Hancke, GP ; Abu-Mahfouz, Adnan MI Date: Oct 2020 Narrowband Internet of Things (NB-IoT) is a type of low-power wide-area (LPWA) technology standardized by the 3 rd - Generation Partnership Project (3GPP) and based on long-term evolution (LTE) functionalities. NB-IoT has attracted significant ... Read more

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