FAIR 2019
South African Forum for Artificial Intelligence Research

Table of Contents

• Preface
  
  

Full papers

• Towards a visual framework for the incorporation of knowledge in the phases of machine learning 1-11
  CJ Swanepoel , KM Malan
• Directed curiosity-driven exploration in hard exploration, sparse reward environments 12-24
  Asad Jeewa , Anban Pillay , Edgar Jembere
• Autoencoding variational Bayes for latent Dirichlet allocation 25-36
  Zach Wolpe , Alta De Waal
• ReLU and sigmoidal activation functions 37-48
  Arnold M. Pretorius , Etienne Barnard , Marelie H. Davel
• Insights regarding overfitting on noise in deep learning 49-63
  Marthinus W. Theunissen , Marelie H. Davel , Etienne Barnard
• Activation gap generators in neural networks 64-76
  Marelie H. Davel
• Evaluation of combined bi-directional branching entropy language models for morphological segmentation of isiXhosa 77-89
  Lulamile Mzamo , Albert Helberg , Sonja Bosch
• Automatic detection of abusive South African tweets using a semi-supervised learning approach 90-102
  Oluwafemi Oriola , Eduan Kotzé
• Neural speech synthesis for resource-scarce languages 103-116
  Johannes A. Louw
• Comparison of clustering techniques for residential load profiles in South Africa 117-132
  Wiebke Toussaint , Deshendran Moodley
• Input parameter ranking for neural networks in a space weather regression problem 133-144
  Stefan Lotz , Jacques P. Beukes , Marelie H. Davel
• Modelling uncertain adaptive decisions: Application to KwaZulu-Natal sugarcane growers 145-160
  C.S. Price , D. Moodley , A.W. Pillay
• Supervised learning and image processing for efficient malaria detection 161-172
  Michael White , Patrick Marais
• Using social networks to enhance a deep learning approach to solve the cold-start problem in recommender systems 173-184
  Muhammad Shoaib Ikram , Anban Pillay , Edgar Jembere
• Effective graph sampling of a nonlinear image transform 185-195
  Mark de Lancey nd Inger Fabris-Rotelli
• A cross-comparison of feature selection algorithms on multiple cyber security data-sets 196-207
  Alexander Powell , Darren Bates , Chad van Wyk , Darren de Abreu
• Defeasible disjunctive datalog 208-219
  Matthew Morris , Tala Ross , Thomas Meyer
• Forrester’s paradox using typicality 220-231
  Julian Chingoma , Thomas Meyer
• Rational preferential reasoning for datalog 232-243
  Michael Harrison , Thomas Meyer
• Is existing law adequate to govern autonomous weapon systems? 244-251
  Thompson Chengeta

Extended abstracts (of papers submitted elsewhere)

• Short text language identification for under resourced languages
  Bernardt Duvenhage
• The curious case of neural text degeneration
  Ari Holtman , Jan Buys , Leo Du , Maxwell Forbes , Yejin Choi
• Graph analysis of Twitter feed network maps: The detection of network patterns within the South African Twitter community
  Stefanie Strachan , Aurona Gerber
• An architecture for efficient knowledge-driven information and data access
  Pablo Rubén Fillottrani , C. Maria Keet
• Using neural networks to identify individual animals from photographs
  Emmanuel Kabuga , Ian Durbach , Bubacarr Bah , Allan Clark
• Fully autonomous AI
  Wolfhart Totschnig
• The ethics of belief in the context of data-driven knowledge
  Emma Ruttkamp-Bloem
• Towards a coherent account of moral agency
  Fabio Tollon
• Ethics of artificial intelligence: virtue ethics as a solution to artificial moral reasoning in the context of lethal autonomous weapon systems
  Karabo Maiyane
• Ethical boundaries for android companion robots: a human perspective
  Cindy Friedman

Abstracts: Work in progress

• Solar flare prediction with temporal convolutional networks
  Dewald D. Krynauw , Marelie H. Davel , Stefan Lotz
• Human activity recognition using deep learning approaches
  Bradley J. Pillay , Anban Pillay , Edgar Jembere
• Automatic construction of neural networks for stock market trend prediction
  Kouame Kouassi , Deshendran Moodley
• Continuous versus discrete action spaces for deep reinforcement learning
  Julius Stopforth , Deshendran Moodley
• Improved explanations in the Protégé OWL ontology editor
  Cilliers Pretorius , Thomas Meyer
• A semantic tool for the protection of personal information act
  Yahlieel Jafta , Louise Leenen
• Automated text scoring, keeping it simple
  Chané S. Moodley , Maletšabisa Molapo
• Corpus based Amharic sentiment lexicon generation
  Girma Neshir , Andreas Rauber , Solomon Atnafu
• Modifying copulas for improved dependence modelling
  Colette le Roux , Alta de Waal
• Deep neural network design for learning Kriegspiel, an imperfect information game
  Yasar Mahomed Abbas , Anban Pillay , Brett van Niekerk , Franziska Pannach
• Dialogue response generation with wasserstein generative adversarial networks
  Shuaib Ahmed Syed Gilani , Edgar Jembere , Anban Pillay
• Negation handling for Amharic sentiment classification
  Girma Neshir , Andreas Rauber , Solomon Atnafu
• Preventive maintenance scheduling and replacement using parallel evolutionary algorithms
  Anthony O. Ikechukwu , Shawulu H. Nggada , José Ghislain Quenum
• Precipitation forecasting using satellite images and SVMs
  Eslam Hussein , Mehrdad Ghaziasgar
• A two-stage contagious Naive Bayes classifier for detecting sociolinguistic features in text
  Iena Petronella Derks , Alta de Waal
• Explanation for defeasible entailment
  Victoria Chama , Thomas Meyer
• Conceptualization of a GAN for future frame prediction
  Nirvana Pillay , Edgar Jembere
• EEG based emotion recognition of image stimuli
  Girma Neshir , Prabhat Ranjan
• Features of speech audio for deep learning accent recognition
  Yuvika Singh , Anban Pillay , Edgar Jembere
• An overview of defeasible entailment
  Adam Kaliski , Thomas Meyer
• Cognitive defeasible reasoning: the extent to which forms of defeasible reasoning correspond with human reasoning
  Clayton Baker , Claire Denny , Paul Freund , Thomas Meyer
• Word embeddings for semantic similarity: comparing LDA with Word2vec
  Luandrie Potgieter , Alta de Waal
• Towards an ontology for automatic scientific discovery
  Tezira Wanyana , Deshendran Moodley
• Operational classifier development using quasi-open set semi-supervised training and GANs
  Emile Engelbrecht , Johan du Preez
• Foreground separation of interferometric 21cm cosmological observations using convolutional neural networks
  Lisa Dayaram , Devin Crichton , Anban Pillay
• Debugging classical ontologies using defeasible reasoning tools
  Simone Coetzer , Katarina Britz
• Improved bio-inspired technique for big data analytics and machine learning speed optimization
  Andronicus A Akinyelu
• Contesting the ethics of AAIS: against the pursuit of profit
  Damon Mackett