Publications
2023
Re-imagining Health and Well-being in Low Resource African Settings using an Augmented AI System and a 3D Digital Twin Proceedings Article
In: Lombardo, Gianfranco; Picone, Marco; Recupero, Diego Reforgiato; Vizzari, Giuseppe (Ed.): The First Workshop on AI for Digital Twins and Cyber-Physical Applications in conjunction with 32nd International Joint Conference on Artificial Intelligence (AI4DT&CP@IJCAI 2023), Macao S.A.R, August 19th 2023, pp. 23–40, CEUR-WS.org, 2023.
Re-imagining health and well-being in low resource African settings using an augmented AI system and a 3D digital twin Journal Article
In: CoRR, vol. abs/2306.01772, 2023.
Semantic Technologies in Sensor-Based Personal Health Monitoring Systems: A Systematic Mapping Study Journal Article
In: CoRR, vol. abs/2306.04335, 2023.
2022
An adaptive, probabilistic, cognitive agent architecture for modelling sugarcane growers' operational decision-making Journal Article
In: South Afr. Comput. J., vol. 34, no. 1, 2022.
Deep Neural Networks For Online Trend Prediction Proceedings Article
In: 25th International Conference on Information Fusion, FUSION 2022, Linköping, Sweden, July 4-7, 2022, pp. 1–8, IEEE, 2022.
Combining Machine Learning and Bayesian Networks for ECG Interpretation and Explanation Proceedings Article
In: Ziefle, Martina; Mulvenna, Maurice D.; Maciaszek, Leszek A. (Ed.): Proceedings of the 8th International Conference on Information and Communication Technologies for Ageing Well and e-Health, ICT4AWE 2022, Online Streaming, April 23-25, 2022, pp. 81–92, SCITEPRESS, 2022.
A Personal Health Agent for Decision Support in Arrhythmia Diagnosis Proceedings Article
In: Maciaszek, Leszek A.; Mulvenna, Maurice D.; Ziefle, Martina (Ed.): Information and Communication Technologies for Ageing Well and e-Health - 7th International Conference, ICT4AWE 2021, Virtual Event, April 24-26, 2021, and 8th International Conference, ICT4AWE 2022, Virtual Event, April 23-25, 2022, Revised Selected Papers, pp. 385–407, Springer, 2022.
Brain Structural Saliency over the Ages Proceedings Article
In: Nicosia, Giuseppe; Ojha, Varun; Malfa, Emanuele La; Malfa, Gabriele La; Pardalos, Panos M.; Fatta, Giuseppe Di; Giuffrida, Giovanni; Umeton, Renato (Ed.): Machine Learning, Optimization, and Data Science - 8th International Workshop, LOD 2022, Certosa di Pontignano, Italy, September 19-22, 2022, Revised Selected Papers, Part II, pp. 525–548, Springer, 2022.
ST-GNNs for Weather Prediction in South Africa Proceedings Article
In: Pillay, Anban W.; Jembere, Edgar; Gerber, Aurona (Ed.): Artificial Intelligence Research - Third Southern African Conference, SACAIR 2022, Stellenbosch, South Africa, December 5-9, 2022, Proceedings, pp. 93–107, Springer, 2022.
Defeasible Justification Using the KLM Framework Proceedings Article
In: Pillay, Anban W.; Jembere, Edgar; Gerber, Aurona (Ed.): Artificial Intelligence Research - Third Southern African Conference, SACAIR 2022, Stellenbosch, South Africa, December 5-9, 2022, Proceedings, pp. 187–201, Springer, 2022.
Brain Structural Saliency Over The Ages Journal Article
In: CoRR, vol. abs/2202.11690, 2022.
2021
Automated deep learning for trend prediction in time series data Proceedings Article
In: 24th IEEE International Conference on Information Fusion, FUSION 2021, Sun City, South Africa, November 1-4, 2021, pp. 1–8, IEEE, 2021.
An Agent Architecture for Knowledge Discovery and Evolution Proceedings Article
In: Edelkamp, Stefan; Möller, Ralf; Rueckert, Elmar (Ed.): KI 2021: Advances in Artificial Intelligence - 44th German Conference on AI, Virtual Event, September 27 - October 1, 2021, Proceedings, pp. 241–256, Springer, 2021.
Exploring Graph Neural Networks for Stock Market Prediction on the JSE Proceedings Article
In: Jembere, Edgar; Gerber, Aurona J.; Viriri, Serestina; Pillay, Anban W. (Ed.): Artificial Intelligence Research - Second Southern African Conference, SACAIR 2021, Durban, South Africa, December 6-10, 2021, Proceedings, pp. 95–110, Springer, 2021.
2020
Guest Editorial: FAIR 2019 special issue Journal Article
In: South Afr. Comput. J., vol. 32, no. 2, 2020.
Clustering Residential Electricity Consumption Data to Create Archetypes that Capture Household Behaviour in South Africa Journal Article
In: South Afr. Comput. J., vol. 32, no. 2, 2020.
An Analysis of Deep Neural Networks for Predicting Trends in Time Series Data Proceedings Article
In: Gerber, Aurona J. (Ed.): Artificial Intelligence Research - First Southern African Conference for AI Research, SACAIR 2020, Muldersdrift, South Africa, February 22-26, 2021, Proceedings, pp. 119–140, Springer, 2020.
Identifying optimal clustering structures for residential energy consumption patterns using competency questions Proceedings Article
In: SAICSIT '20: Conference of the South African Institute of Computer Scientists and Information Technologists 2020, Cape Town, South Africa, 14-16 September, 2020, pp. 66–73, ACM, 2020.
A system for pose analysis and selection in virtual reality environments Proceedings Article
In: SAICSIT '20: Conference of the South African Institute of Computer Scientists and Information Technologists 2020, Cape Town, South Africa, 14-16 September, 2020, pp. 210–216, ACM, 2020.
Using competency questions to select optimal clustering structures for residential energy consumption patterns Journal Article
In: CoRR, vol. abs/2006.00934, 2020.
Automating Cluster Analysis to Generate Customer Archetypes for Residential Energy Consumers in South Africa Journal Article
In: CoRR, vol. abs/2006.07197, 2020.
An analysis of deep neural networks for predicting trends in time series data Journal Article
In: CoRR, vol. abs/2009.07943, 2020.
Automatic deep learning for trend prediction in time series data Journal Article
In: CoRR, vol. abs/2009.08510, 2020.
2019
Comparison of clustering techniques for residential load profiles in South Africa Proceedings Article
In: Davel, Marelie H.; Barnard, Etienne (Ed.): Proceedings of the South African Forum for Artificial Intelligence Research, Cape Town, South Africa, 4-6 December, 2019, pp. 117–132, CEUR-WS.org, 2019.
Modelling uncertain adaptive decisions: Application to KwaZulu-Natal sugarcane growers Proceedings Article
In: Davel, Marelie H.; Barnard, Etienne (Ed.): Proceedings of the South African Forum for Artificial Intelligence Research, Cape Town, South Africa, 4-6 December, 2019, pp. 145–160, CEUR-WS.org, 2019.
2018
Dynamic Bayesian decision network to represent growers' adaptive pre-harvest burning decisions in a sugarcane supply chain Proceedings Article
In: Petratos, Sue; Niekerk, Johan Van; Haskins, Bertram (Ed.): Proceedings of the Annual Conference of the South African Institute of Computer Scientists and Information Technologists, SAICSIT 2018, Port Elizabeth, South Africa, September 26-28, 2018, pp. 89–98, ACM, 2018.
2017
A hybrid POMDP-BDI agent architecture with online stochastic planning and plan caching Journal Article
In: Cogn. Syst. Res., vol. 43, pp. 1–20, 2017.
A knowledge-based system for generating interaction networks from ecological data Journal Article
In: Data Knowl. Eng., vol. 112, pp. 55–78, 2017.
Integrating Statistical Machine Learning in a Semantic Sensor Web for Proactive Monitoring and Control Journal Article
In: Sensors, vol. 17, no. 4, pp. 807, 2017.
2016
Leaf Classification Using Convexity Measure of Polygons Proceedings Article
In: Mansouri, Alamin; Nouboud, Fathallah; Chalifour, Alain; Mammass, Driss; Meunier, Jean; Elmoataz, Abderrahim (Ed.): Image and Signal Processing - 7th International Conference, ICISP 2016, Trois-Rivières, QC, Canada, May 30 - June 1, 2016, Proceedings, pp. 51–60, Springer, 2016.
Leaf Classification Using Convexity Moments of Polygons Proceedings Article
In: Bebis, George; Boyle, Richard; Parvin, Bahram; Koracin, Darko; Porikli, Fatih; Skaff, Sandra; Entezari, Alireza; Min, Jianyuan; Iwai, Daisuke; Sadagic, Amela; Scheidegger, Carlos; Isenberg, Tobias (Ed.): Advances in Visual Computing - 12th International Symposium, ISVC 2016, Las Vegas, NV, USA, December 12-14, 2016, Proceedings, Part II, pp. 330–339, Springer, 2016.
A System for a Hand Gesture-Manipulated Virtual Reality Environment Proceedings Article
In: Blauw, Frans F.; Coetzee, Marijke; Coulter, Duncan Anthony; Ehlers, Elize M.; Leung, Wai Sze; Marnewick, Carl; Haar, Dustin (Ed.): Proceedings of the Annual Conference of the South African Institute of Computer Scientists and Information Technologists, SAICSIT 2016, Johannesburg, South Africa, September 26-28, 2016, pp. 10:1–10:10, ACM, 2016.
An Analysis of Artificial Intelligence Techniques in Multiplayer Online Battle Arena Game Environments Proceedings Article
In: Blauw, Frans F.; Coetzee, Marijke; Coulter, Duncan Anthony; Ehlers, Elize M.; Leung, Wai Sze; Marnewick, Carl; Haar, Dustin (Ed.): Proceedings of the Annual Conference of the South African Institute of Computer Scientists and Information Technologists, SAICSIT 2016, Johannesburg, South Africa, September 26-28, 2016, pp. 45:1–45:7, ACM, 2016.
A Hybrid POMDP-BDI Agent Architecture with Online Stochastic Planning and Plan Caching Journal Article
In: CoRR, vol. abs/1607.00656, 2016.
2015
Sinuosity Coefficients for Leaf Shape Characterisation Proceedings Article
In: Pillay, Nelishia; Engelbrecht, Andries P.; Abraham, Ajith; Plessis, Mathys C.; Snásel, Václav; Muda, Azah Kamilah (Ed.): Advances in Nature and Biologically Inspired Computing - Proceedings of the 7th World Congress on Nature and Biologically Inspired Computing (NaBIC 2015) in Pietermaritzburg, South Africa, held December 01-03, 2015, pp. 141–150, Springer, 2015.
An Ontology for Proactive Indoor Environmental Quality Monitoring and Control Proceedings Article
In: Barnett, Richard J.; Cleophas, Loek G.; Kourie, Derrick G.; Roux, Daniel B.; Watson, Bruce W. (Ed.): Proceedings of the 2015 Annual Research Conference on South African Institute of Computer Scientists and Information Technologists, SAICSIT '15, Stellenbosch, South Africa, September 28-30, 2015, pp. 2:1–2:10, ACM, 2015.
An Ontology for Tuberculosis Treatment Adherence Behaviour Proceedings Article
In: Barnett, Richard J.; Cleophas, Loek G.; Kourie, Derrick G.; Roux, Daniel B.; Watson, Bruce W. (Ed.): Proceedings of the 2015 Annual Research Conference on South African Institute of Computer Scientists and Information Technologists, SAICSIT '15, Stellenbosch, South Africa, September 28-30, 2015, pp. 30:1–30:10, ACM, 2015.
2014
In: Ecol. Informatics, vol. 24, pp. 47–59, 2014.
Building Semantic Causal Models to Predict Treatment Adherence for Tuberculosis Patients in Sub-Saharan Africa Proceedings Article
In: Huhn, Michaela; Williams, Laurie A. (Ed.): Software Engineering in Health Care - 4th International Symposium, FHIES 2014, and 6th International Workshop, SEHC 2014, Washington, DC, USA, July 17-18, 2014, Revised Selected Papers, pp. 81–95, Springer, 2014.
Scenario Testing Using Formal Ontologies Proceedings Article
In: Guizzardi, Giancarlo; Pastor, Oscar; Wand, Yair; Cesare, Sergio; Gailly, Frederik; Lycett, Mark; Partridge, Chris (Ed.): Proceedings of the 1st Joint Workshop ONTO.COM / ODISE on Ontologies in Conceptual Modeling and Information Systems Engineering co-located with 8th International Conference on Formal Ontology in Information Systems, ONTO.COM/ODISE@FOIS 2014, Rio de Janeiro, Brazil, September 21, 2014, CEUR-WS.org, 2014.
2013
Architectural frameworks for developing national health information systems in low and middle income countries Proceedings Article
In: Proceedings of the First International Conference on Enterprise Systems: ES 2013, Cape Town, South Africa, November 7-8, 2013, pp. 1–9, IEEE, 2013.
A Case-Study of Ontology-Driven Semantic Mediation of Flower-Visiting Data from Heterogeneous Data-Stores in Three South African Natural History Collections Proceedings Article
In: Cimiano, Philipp; Fernández, Miriam; López, Vanessa; Schlobach, Stefan; Völker, Johanna (Ed.): The Semantic Web: ESWC 2013 Satellite Events - ESWC 2013 Satellite Events, Montpellier, France, May 26-30, 2013, Revised Selected Papers, pp. 87–100, Springer, 2013.
Panel Position Statements Proceedings Article
In: Gibbons, Jeremy; MacCaull, Wendy (Ed.): Foundations of Health Information Engineering and Systems - Third International Symposium, FHIES 2013, Macau, China, August 21-23, 2013. Revised Selected Papers, pp. 22–31, Springer, 2013.
An Ontology for Regulating eHealth Interoperability in Developing African Countries Proceedings Article
In: Gibbons, Jeremy; MacCaull, Wendy (Ed.): Foundations of Health Information Engineering and Systems - Third International Symposium, FHIES 2013, Macau, China, August 21-23, 2013. Revised Selected Papers, pp. 107–124, Springer, 2013.
An Investigation of Classification Algorithms for Predicting HIV Drug Resistance without Genotype Resistance Testing Proceedings Article
In: Gibbons, Jeremy; MacCaull, Wendy (Ed.): Foundations of Health Information Engineering and Systems - Third International Symposium, FHIES 2013, Macau, China, August 21-23, 2013. Revised Selected Papers, pp. 236–253, Springer, 2013.
2012
An Architecture for Managing Knowledge and System Dynamism in the Worldwide Sensor Web Journal Article
In: Int. J. Semantic Web Inf. Syst., vol. 8, no. 1, pp. 64–88, 2012.
An Architecture and Reference Implementation of an Open Health Information Mediator: Enabling Interoperability in the Rwandan Health Information Exchange Proceedings Article
In: Weber, Jens H.; Perseil, Isabelle (Ed.): Foundations of Health Information Engineering and Systems - Second International Symposium, FHIES 2012, Paris, France, August 27-28, 2012. Revised Selected Papers, pp. 87–104, Springer, 2012.
2011
Position Paper: Researching and Developing Open Architectures for National Health Information Systems in Developing African Countries Proceedings Article
In: Liu, Zhiming; Wassyng, Alan (Ed.): Foundations of Health Informatics Engineering and Systems - First International Symposium, FHIES 2011, Johannesburg, South Africa, August 29-30, 2011. Revised Selected Papers, pp. 129–139, Springer, 2011.
A Semantic Infrastructure for a Knowledge Driven Sensor Web Proceedings Article
In: Taylor, Kerry; Ayyagari, Arun; Roure, David De (Ed.): Proceedings of the 4th International Workshop on Semantic Sensor Networks, SSN11, Bonn, Germany, October 23, 2011, pp. 39–54, CEUR-WS.org, 2011.
2006
Using the Sensor Web to Detect and Monitor the Spread of Vegetation Fires in Southern Africa Proceedings Article
In: Nittel, Silvia; Labrinidis, Alexandros; Stefanidis, Anthony (Ed.): GeoSensor Networks, Second International Conference, GSN 2006, Boston, MA, USA, October 1-3, 2006, Revised Selected and Invited Papers, pp. 239–251, Springer, 2006.