Author:Mahlathi, Christopher D; Brink, IC; Wilms, JMDate:Mar 2024River water quality modelling relies on a good dataset for model input, calibration and validation to develop a reliable model. Determination of data requirements, and data sourcing towards this purpose in South Africa, are not elementary. ...Read more
Author:Meyer, HeloiseDate:Mar 2024ChatGPT, an artificial intelligence (AI)-based chatbot, has taken the world by storm since the technology¿s release to the public in November 2022. The first reactions were awe and amazement as ChatGPT presented the capability to instantly ...Read more
Author:Gertenbach, Wian P; Botha, Johannes G; Leenen, LDate:Mar 2024The characteristics of blockchain established a desirable platform for entities to innovate and operate in a secure, transparent, and decentralised manner. However, cybercriminals have increasingly found refuge in the decentralised environment ...Read more
Author:Steyn, Maronel; Nortje, K; Haywood, Lorren K; Mathye, Salamina MDate:Jun 2023Transboundary crises such as drought and SARS-CoV-2 highlighted the need to move research into practice. Collaborative effort is required by the various role players (e.g., industry, government civil society) to build a resilient system. Using ...Read more
Author:Nelufule, Nthatheni; Singano, Zothile T; Shadung, Lesiba D; Masemola, Kelebogile BDate:Jun 2023The Internet of Things has enabled unprecedented levels of devices connectivity and communication through data collection and sharing from multiple devices. These massive communications also introduced new challenges to digital forensics, ...Read more
Author:Edwards, Gareth R; Sefara, Tshephisho JDate:Apr 2024Text summarisation is becoming increasingly important for humans to more quickly understand and analyse documents with large amounts of text. In this paper, we review and discuss approaches and methods used in the development of text summarisation ...Read more
Author:Chauke, Sipho H; Ombinda-Lemboumba, Saturnin; Dube, FS; Mthunzi-Kufa, PatienceDate:Jan 2024Tuberculosis (TB) remains one of the most important infectious diseases globally, killing approximately 1.5 million people annually. The burden of infection is disproportionately high in low-income and resource-limited settings. This disparity ...Read more
Author:Machele, IL; Onumanyi, Adeiza J; Abu-Mahfouz, Adnan MI; Kurien, AMDate:Mar 2024The deployment of isolated microgrids has witnessed exponential growth globally, especially in the light of prevailing challenges faced by many larger power grids. However, these isolated microgrids remain separate entities, thus limiting ...Read more
Author:Naicker, Denver; Moodley, MackaylanDate:Mar 2024Self-sovereign identity is an emerging blockchain technology field. Its use cases primarily surround identity and credential management and advocate the privacy of user details during the verification process. Our endeavor was to test and ...Read more
Author:Manamela, Selolo S; Cilliers, Jacques E; Gaffar, YADate:Dec 2023In this paper, the problem of modelling radio wave propagation through vegetation using parabolic equation methods is investigated by modifying the parabolic equation toolbox (PETOOL) to incorporate a mechanism to model vegetation. The ...Read more
Author:Botha, Johannes G; Leenen, LouiseDate:Mar 2024Bitcoin and cryptocurrency adoption has increased significantly over the past few years. The significant growth in the industry has been matched by growth of crimes in this domain; not only in scams and dark-web illegal trading, but also in ...Read more
Author:Chauke, Sipho H; Ombinda-Lemboumba, Saturnin; Dube, FS; Mthunzi-Kufa, PatienceDate:Jan 2024Tuberculosis (TB) is one of the most prevalent infectious diseases globally. Although it is curable, several factors, such as the inappropriate use of treatment drugs lead to drug-resistant strains of TB. The burden of infection is ...Read more
Author:Lysko, Albert A; Nkosi, M; Lysko, MDDate:Dec 2023This paper summarises various experiences in testing outdoor television white space (TVWS) links, including near- line-of-sight (NLOS) conditions. The paper also touches on the influences of interference from operational television broadcasting ...Read more