Alta de Waal

According to our database, Alta de Waal authored at least 30 papers between 2007 and 2022.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2022

Explainable Bayesian networks applied to transport vulnerability.

Alta de Waal, Johan W. Joubert

Expert Syst. Appl., December, 2022

The Quest to Become a Data-Driven Entity: Identification of Socio-enabling Factors of AI Adoption.

Danie Smit, Sunet Eybers, Alta de Waal, René Wies

Proceedings of the Information Systems and Technologies, 2022

Technology Days: An AI Democratisation Journey Begins with a Single Step.

Danie Smit, Sunet Eybers, Nhlanhla Sibanyoni, Alta de Waal

Proceedings of the Artificial Intelligence Research - Third Southern African Conference, 2022

A data analytics organisation's perspective on the technical enabling factors for organisational AI adoption.

Danie Smit, Sunet Eybers, Alta de Waal

Proceedings of the 28th Americas Conference on Information Systems, 2022

2021

Uncertainty Evaluation of Temporal Trust in a Fusion System Using the URREF Ontology.

Johan Pieter de Villiers, Gregor Pavlin, Jürgen Ziegler, Anne-Laure Jousselme, Paulo C. G. Costa, Eric Blasch, Kathryn B. Laskey, Claire Laudy, Alta de Waal, Jin-Hee Cho

Proceedings of the 24th IEEE International Conference on Information Fusion, 2021

Relations Between Explainability, Evaluation and Trust in AI-Based Information Fusion Systems.

Gregor Pavlin, Johan Pieter de Villiers, Jürgen Ziegler, Anne-Laure Jousselme, Paulo C. G. Costa, Kathryn B. Laskey, Alta de Waal, Erik Blasch, Lennard Jansen

Proceedings of the 24th IEEE International Conference on Information Fusion, 2021

Estimation of copulas between solar wind parameters and a geomagnetic index during intense geomagnetic storms.

Stefan Lotz, Alta de Waal, Colette le Roux

Proceedings of the 24th IEEE International Conference on Information Fusion, 2021

2020

A Gamma-Poisson Mixture Topic Model for Short Text.

Jocelyn Mazarura, Alta de Waal, Johan Pieter de Villiers

CoRR, 2020

Evaluation of a Pure-Strategy Stackelberg Game for Wildlife Security in a Geospatial Framework.

Lisa-Ann Kirkland, Alta de Waal, Johan Pieter de Villiers

Proceedings of the Artificial Intelligence Research, 2020

A Taxonomy of Explainable Bayesian Networks.

Iena Petronella Derks, Alta de Waal

Proceedings of the Artificial Intelligence Research, 2020

Uncertainty measurements in neural network predictions for classification tasks.

Alta de Waal, Carl Steyn

Proceedings of the IEEE 23rd International Conference on Information Fusion, 2020

2019

Semantic representations for under-resourced languages.

Jocelyn Mazarura, Alta de Waal, Johan Pieter de Villiers

Proceedings of the South African Institute of Computer Scientists and Information Technologists, 2019

Online System Evaluation and Learning of Data Source Models: a Probabilistic Generative Approach.

Gregor Pavlin, Anne-Laure Jousselme, Johan Pieter de Villiers, Paulo C. G. Costa, Kathryn B. Laskey, Franck Mignet, Alta de Waal

Proceedings of the 22th International Conference on Information Fusion, 2019

Simulating Null Games for Uncertainty Evaluation in Green Security Games.

Lisa Kirkland, Alta de Waal, Johan Pieter de Villiers

Proceedings of the 22th International Conference on Information Fusion, 2019

Entropy-Based Metrics for URREF Criteria to Assess Uncertainty in Bayesian Networks for Cyber Threat Detection.

Valentina Dragos, Jürgen Ziegler, Johan Pieter de Villiers, Alta de Waal, Anne-Laure Jousselme, Erik Blasch

Proceedings of the 22th International Conference on Information Fusion, 2019

Uncertainty Ontology for Veracity and Relevance.

Erik Philip Blasch, Carlos C. Insaurralde, Paulo C. G. Costa, Alta de Waal, Johan Pieter de Villiers

Proceedings of the 22th International Conference on Information Fusion, 2019

Autoencoding variational Bayes for latent Dirichlet allocation.

Zach Wolpe, Alta de Waal

Proceedings of the South African Forum for Artificial Intelligence Research, 2019

2018

Latent Variable Bayesian Networks Constructed Using Structural Equation Modelling.

Alta de Waal, Keunyoung Yoo

Proceedings of the 21st International Conference on Information Fusion, 2018

2016

Bayesian Inference in Dynamic Domains using Logical OR Gates.

Rik Claessens, Alta de Waal, Johan Pieter de Villiers, Ate Penders, Gregor Pavlin, Karl Tuyls

Proceedings of the ICEIS 2016, 2016

Construction and evaluation of Bayesian networks with expert-defined latent variables.

Alta de Waal, Hildegarde Koen, Johan Pieter de Villiers, Henk Roodt, Nyalleng Moorosi, Gregor Pavlin

Proceedings of the 19th International Conference on Information Fusion, 2016

Uncertainty evaluation of data and information fusion within the context of the decision loop.

Johan Pieter de Villiers, Anne-Laure Jousselme, Alta de Waal, Gregor Pavlin, Kathryn B. Laskey, Erik Blasch, Paulo C. G. Costa

Proceedings of the 19th International Conference on Information Fusion, 2016

2015

Uncertainty representation, quantification and evaluation for data and information fusion.

Johan Pieter de Villiers, Kathryn B. Laskey, Anne-Laure Jousselme, Erik Blasch, Alta de Waal, Gregor Pavlin, Paulo Cesar G. da Costa

Proceedings of the 18th International Conference on Information Fusion, 2015

Multi-Agent Target Tracking using Particle Filters enhanced with Context Data: (Demonstration).

Rik Claessens, Alta de Waal, Johan Pieter de Villiers, Ate Penders, Gregor Pavlin, Karl Tuyls

Proceedings of the 2015 International Conference on Autonomous Agents and Multiagent Systems, 2015

2014

A smartphone-based ASR data collection tool for under-resourced languages.

Nic J. de Vries, Marelie H. Davel, Jaco Badenhorst, Willem D. Basson, Febe de Wet, Etienne Barnard, Alta de Waal

Speech Commun., 2014

A framework for inferring predictive distributions of rhino poaching events through causal modelling.

Hildegarde Koen, Johan Pieter de Villiers, Gregor Pavlin, Alta de Waal, Patrick de Oude, Franck Mignet

Proceedings of the 17th International Conference on Information Fusion, 2014

2012

Quality measurements for mobile data collection in the developing world.

Jaco Badenhorst, Alta de Waal, Febe de Wet

Proceedings of the Third Workshop on Spoken Language Technologies for Under-resourced Languages, 2012

2011

Developing a Broadband Automatic Speech Recognition System for Afrikaans.

Febe de Wet, Alta de Waal, Gerhard B. Van Huyssteen

Proceedings of the INTERSPEECH 2011, 2011

Woefzela - An Open-Source Platform for ASR Data Collection in the Developing World.

Nic J. de Vries, Jaco Badenhorst, Marelie H. Davel, Etienne Barnard, Alta de Waal

Proceedings of the INTERSPEECH 2011, 2011

2008

Applying Topic Modeling to Forensic Data.

Alta de Waal, Jacobus Venter, Etienne Barnard

Proceedings of the Advances in Digital Forensics IV, 2008

2007

Specializing CRISP-DM for Evidence Mining.

Jacobus Venter, Alta de Waal, Cornelius Willers

Proceedings of the Advances in Digital Forensics III, 2007