Conference Publications: Recent submissions

Now showing items 221-240 of 5732

The larval developmental stages of Pagellus natalensis in the nearshore waters of KwaZulu-Natal, South Africa

Author: Mabotja, M ; Harris, S ; Weerts, Steven P ; Vivier, L Date: Jan 2022 Presentation on the evaluation of plastic waste in the Durban Bay: concept design based on WILDOCEANS Blue Port project findings. Objectives of this study is to identify routes of entry of different plastic wastes into the port, their likely ... Read more
Transferrable capacity development lessons in support of municipal transport service delivery: case study of bojanala platinum district municipality

Author: Mphahlele, M ; Mokonyama, Mathetha T Date: Jul 2022 Bojanala Platinum District Municipality, in the North West Province is endowed with the extractive economy characterised with the mobile community, labour influx, unemployment and underdeveloped road infrastructure. The District facilitates ... Read more
Plant seedling classification using machine learning

Author: Khoza, Nokuthula G ; Khosa, Marshal V ; Mahlangu, Thabo V ; Ndlovu, Nkosinathi Date: Aug 2022 Precision agriculture is a farming approach that uses artificial intelligence and information technology to improve crop yield, preserve the environment and maximize profits. Farmers need to follow precision agriculture to improve their crop ... Read more
BFO Classifier: Aligning domain ontologies to BFO

Author: Emeruem, C ; Keet, CM ; Dawood, Zubeida C ; Wang, S Date: Aug 2022 Foundational ontologies are known to have a steep learning curve, which hampers casual use by domain ontology developers to use them for domain ontology development. Foundational ontology developers have not provided methods or tools to lower ... Read more
A cloud-based road infrastructure analysis system using machine learning

Author: Naidoo, Thegaran ; Verster, Jacobus J ; Marais, Stephen T Date: Nov 2022 A cloud-based road infrastructure analysis system was developed to assist as an information management system for detecting and managing information about road defects and road assets. The system uses computer vision and machine learning ... Read more
The journey of the CSIR L.I.F.E. CPAP ventilator

Author: Bosscha, Peter A Date: Nov 2022 The development, manufacturing and deployment of a South African engineered Continuous Positive Airway Pressure Ventilator is described. The CSIR L.I.F.E. (Lung Inspiratory Flow Enabler) Ventilator was developed during the COVID Pandemic in ... Read more
Rising above misinformation and deepfakes

Author: Veerasamy, Namosha ; Pieterse, Heloise Date: Mar 2022 Misinformation can be rapidly spread in cyberspace. It thrives in the social media landscape as well as news platforms. Misinformation can readily gain momentum in the race to influence people or intentionally deceive. With the use of bots, ... Read more
Bridge CNN defect prediction models using existing image data

Author: Kemp, Lana ; Roux, Michael P ; Steyn, WJvdM Date: Nov 2022 In South Africa, it is a requirement for all road agencies to conduct principal visual inspections of all bridge structures every five years. Smaller municipalities do not always have the necessary funds available for principal bridge ... Read more
An indicator-based approach for cross-realm coastal biodiversity assessments

Author: Harris, LR ; Skowno, AL ; Sink, KJ ; Van Niekerk, Lara ; Holness, SD ; Monyeki, M ; Majiedt, P Date: Oct 2022 Ecosystem status assessments are generally separated into realm-specific analyses (terrestrial, freshwater, estuarine or marine), but without integrating these into a coherent assessment of coastal biodiversity across the land-sea interface. ... Read more
Building an integrated cyber defence capability for African missions

Author: Mtsweni, Jabu S ; Thaba, James M Date: 2022 Cyberspace has been designated by organizations such as NATO as the fifth domain for battlespace, and many nations are already having and/or building their capabilities in the cyber defence environment in order to protect and defend their ... Read more
Assembly line quality assurance through hand tracking and object detection

Author: Mokuwe, Mamuku W ; Goorun, Yurisha ; Crafford, Gerhardus J Date: Oct 2022 This work presents a vision-based quality assurance system that does assembly line monitoring. The system is developed using machine learning hand tracking and object detection methods to monitor the worker’s hand movement while evaluating ... Read more
5G network slice resource overbooking: An opportunity for telcos to boost their revenue

Author: Mamushiane, Lusani ; Mwangama, J ; Lysko, Albert A ; Kobo, Hlabishi I Date: Aug 2022 The global impact of COVID-19 has been unprecedented, with over-the-top (OTT) services consumption growing at a staggering rate. While OTT does consume revenue-generating data, OTT services are gradually substituting the traditional primary ... Read more
Residual stress, porosity and surface roughness for laser powder bed fusion manufactured Ti6Al4V at high laser powers

Author: Makoana, Nkutwane W ; Yadroitsava, I ; Yadroitsev, I ; Du Plessis, A ; Tshabalala, Lerato C ; Pityana, Sisa L Date: Nov 2021 The use of high-powered lasers presents a unique opportunity to improve the LPBF productivity since a larger beam spot size and higher scanning speeds can be utilized to increase the process build rate. In this study, a custom-built LPBF ... Read more
Effects of energy density on the microstructure evolution of TiC/Ti6Al4V-ELI metal composite fabricated with laser metal deposition

Author: Ramasobane, P ; Mashinini, MP ; Masina, Bathusile N Date: Nov 2022 This study investigated the microstructural evolution of Ti6Al4V-ELI reinforced with TiC, fabricated via in-situ laser metal deposition technique. The 3.85% volume fraction TiC/Ti6Al4V-ELI metal composite samples were fabricated at two different ... Read more
Towards better flood risk management using a Bayesian network approach

Author: Wessels, Gert J ; Botha, Natasha ; Koen, Hildegarde S ; Van Eden, Beatrice Date: Nov 2022 After years of drought, the rainy season is always welcomed. Unfortunately, this can also herald widespread flooding which can result in loss of livelihood, property, and human life. In this study a Bayesian network is used to develop a flood ... Read more
Journal of Information Warfare

Author: Mtsweni, Jabu S Date: Mar 2022 Cybersecurity has evolved over the years, and today cyberattacks instigated by cyber-criminals, nation states, or insider threat actors are part of regular headline news. In South Africa and around the world, the number of cyberattacks or ... Read more
A spatial SEIR model for COVID-19 in South Africa

Author: Fabris-Rotelli, I ; Holloway, Jennifer P ; Kimmie, Z ; Archibald, S ; Debba, Pravesh ; Manjoo-Docrat, R ; Le Roux, Alize ; Dudeni-Tlhone, Nontembeko ; Van Rensburg, CJ ; Thiede, R Date: Nov 2022 The virus SARS-CoV-2 has resulted in numerous modelling approaches arising rapidly to understand the spread of the disease COVID-19 and to plan for future interventions. Herein, we present an SEIR model with a spatial spread component as well ... Read more
Evaluating a consumer data protection framework for IS compliance awareness in South Africa: An expert review

Author: Bredenkamp, IE ; Kritzinger, E ; Herselman, Martha E Date: Nov 2022 As a developing country, South Africa (SA) seems to lack a balance between trust consumers place in organizations with whom they share their personal information to obtain goods and services and the degree to which that consumer confidence ... Read more
Introductory computer programming teaching and learning approaches: Review

Author: Mbiada, AK ; Isong, B ; Lugayizi, F ; Abu-Mahfouz, Adnan MI Date: Jul 2022 Computer programming is at the core of the computing discipline and its understanding and mastery are critical to a student’s success. However, its abstract nature makes it difficult to teach, learn, understand and assimilate. Moreover, most ... Read more
Case studies of modified South African estuaries and implications for ecological restoration in these systems

Author: Weerts, Steven P ; MacKay, F ; Taljaard, Susan ; Van Niekerk, Lara Date: Sep 2019 Presentation on the case studies of modified South African estuaries and implications for ecological restoration in these systems. Read more

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