Alta de Waal

Publication Activity (10 Years)

Years Active: 2007-2024
Publications (10 Years): 24

Top Topics

Semantic Representations

Latent Variables

Bayesian Networks

Top Venues

Publications

Claudio Jardim, Alta de Waal, Inger Fabris-Rotelli, Najmeh Nakhaei Rad, Jocelyn Mazarura, Dean Sherry
Feature engineered embeddings for classification of molecular data. Comput. Biol. Chem. 110 (2024)
Danie Smit, Sunet Eybers, Alta de Waal, René Wies
The Quest to Become a Data-Driven Entity: Identification of Socio-enabling Factors of AI Adoption. WorldCIST (1) (2022)
Danie Smit, Sunet Eybers, Alta de Waal
A data analytics organisation's perspective on the technical enabling factors for organisational AI adoption. AMCIS (2022)
Alta de Waal, Johan W. Joubert
Explainable Bayesian networks applied to transport vulnerability. Expert Syst. Appl. 209 (2022)
Danie Smit, Sunet Eybers, Nhlanhla Sibanyoni, Alta de Waal
Technology Days: An AI Democratisation Journey Begins with a Single Step. SACAIR (2022)
G. Pavlin, Johan Pieter de Villiers, J. Ziegler, Anne-Laure Jousselme, Paulo C. G. Costa, Kathryn B. Laskey, Alta de Waal, Erik Blasch, Lennard Jansen
Relations Between Explainability, Evaluation and Trust in AI-Based Information Fusion Systems. FUSION (2021)
Stefan Lotz, Alta de Waal, Colette le Roux
Estimation of copulas between solar wind parameters and a geomagnetic index during intense geomagnetic storms. FUSION (2021)
Iena Petronella Derks, Alta de Waal
A Taxonomy of Explainable Bayesian Networks. CoRR (2021)
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
Uncertainty Evaluation of Temporal Trust in a Fusion System Using the URREF Ontology. FUSION (2021)
Alta de Waal, Carl Steyn
Uncertainty measurements in neural network predictions for classification tasks. FUSION (2020)
Jocelyn Mazarura, Alta de Waal, Johan Pieter de Villiers
A Gamma-Poisson Mixture Topic Model for Short Text. CoRR (2020)
Lisa-Ann Kirkland, Alta de Waal, Johan Pieter de Villiers
Evaluation of a Pure-Strategy Stackelberg Game for Wildlife Security in a Geospatial Framework. SACAIR (2020)
Iena Petronella Derks, Alta de Waal
A Taxonomy of Explainable Bayesian Networks. SACAIR (2020)
Erik Philip Blasch, Carlos C. Insaurralde, Paulo C. G. Costa, Alta de Waal, Johan Pieter de Villiers
Uncertainty Ontology for Veracity and Relevance. FUSION (2019)
Gregor Pavlin, Anne-Laure Jousselme, Johan Pieter de Villiers, Paulo C. G. Costa, Kathryn B. Laskey, Franck Mignet, Alta de Waal
Online System Evaluation and Learning of Data Source Models: a Probabilistic Generative Approach. FUSION (2019)
Zach Wolpe, Alta de Waal
Autoencoding variational Bayes for latent Dirichlet allocation. FAIR (2019)
Valentina Dragos, Jürgen Ziegler, Johan Pieter de Villiers, Alta de Waal, Anne-Laure Jousselme, Erik Blasch
Entropy-Based Metrics for URREF Criteria to Assess Uncertainty in Bayesian Networks for Cyber Threat Detection. FUSION (2019)
Jocelyn Mazarura, Alta de Waal, Johan Pieter de Villiers
Semantic representations for under-resourced languages. SAICSIT (2019)
Alta de Waal, Keunyoung Yoo
Latent Variable Bayesian Networks Constructed Using Structural Equation Modelling. FUSION (2018)
Johan Pieter de Villiers, Anne-Laure Jousselme, Alta de Waal, Gregor Pavlin, Kathryn B. Laskey, Erik Blasch, Paulo C. G. Costa
Uncertainty evaluation of data and information fusion within the context of the decision loop. FUSION (2016)
Rik Claessens, Alta de Waal, Johan Pieter de Villiers, Ate Penders, Gregor Pavlin, Karl Tuyls
Bayesian Inference in Dynamic Domains using Logical OR Gates. ICEIS (2) (2016)
Alta de Waal, Hildegarde Koen, Johan Pieter de Villiers, Henk Roodt, Nyalleng Moorosi, Gregor Pavlin
Construction and evaluation of Bayesian networks with expert-defined latent variables. FUSION (2016)
Johan Pieter de Villiers, Kathryn B. Laskey, Anne-Laure Jousselme, Erik Blasch, Alta de Waal, Gregor Pavlin, Paulo Cesar G. da Costa
Uncertainty representation, quantification and evaluation for data and information fusion. FUSION (2015)
Rik Claessens, Alta de Waal, Johan Pieter de Villiers, Ate Penders, Gregor Pavlin, Karl Tuyls
Multi-Agent Target Tracking using Particle Filters enhanced with Context Data: (Demonstration). AAMAS (2015)
Nic J. de Vries, Marelie H. Davel, Jaco Badenhorst, Willem D. Basson, Febe de Wet, Etienne Barnard, Alta de Waal
A smartphone-based ASR data collection tool for under-resourced languages. Speech Commun. 56 (2014)
Hildegarde Koen, Johan Pieter de Villiers, Gregor Pavlin, Alta de Waal, Patrick de Oude, Franck Mignet
A framework for inferring predictive distributions of rhino poaching events through causal modelling. FUSION (2014)
Jaco Badenhorst, Alta de Waal, Febe de Wet
Quality measurements for mobile data collection in the developing world. SLTU (2012)
Nic J. de Vries, Jaco Badenhorst, Marelie H. Davel, Etienne Barnard, Alta de Waal
Woefzela - An Open-Source Platform for ASR Data Collection in the Developing World. INTERSPEECH (2011)
Febe de Wet, Alta de Waal, Gerhard B. Van Huyssteen
Developing a Broadband Automatic Speech Recognition System for Afrikaans. INTERSPEECH (2011)
Alta de Waal, Jacobus Venter, Etienne Barnard
Applying Topic Modeling to Forensic Data. IFIP Int. Conf. Digital Forensics (2008)
Jacobus Venter, Alta de Waal, Cornelius Willers
Specializing CRISP-DM for Evidence Mining. IFIP Int. Conf. Digital Forensics (2007)