Fields of Research

Signal processing
Photogrammetry and remote sensing
Electrical engineering
Electrical circuits and systems
Environmentally sustainable engineering
Paediatrics
Geophysics
Air pollution modelling and control
Environmental engineering
Theoretical and applied mechanics
Biomedical instrumentation
Image processing
Satellite communications
Wireless communication systems and technologies (incl. microwave and millimetrewave)
Biomedical engineering
Pure mathematics
Cryptography
Pollution and contamination
Geospatial information systems and geospatial data modelling

Research Objectives

Expanding knowledge in engineering
Other environmental management
Expanding knowledge in the mathematical sciences
Environmental policy, legislation and standards
Evaluation, allocation, and impacts of land use
Neonatal and child health
Clinical health
Expanding knowledge in the environmental sciences
Climate change adaptation measures (excl. ecosystem)
Medical instruments
Sustainability indicators
Mobile technologies and communications
Satellite technologies, networks and services

Career Best Publications

Research Publications

A CA-CFAR and localized wavelet ship detector for Sentinel-1 imagery; International Geoscience and Remote Sensing Symposium 2015
A comparison of feature extraction methods within a spatio-temporal land cover change detection framework; IEEE International Geoscience and Remote Sensing Symposium
A flux based approximation to simulate coupled hydromechanical problems for mines with heterogeneous rock types using the material point method; Computer Modeling in Engineering & Sciences
A forecasting approach to online change detection in land cover time series; IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
A heuristic approach to learning new graph structures for remote sensing images; 2016 IEEE International Geoscience and Remote Sensing Symposium (IGARSS)
A Markov Random Field model for decision level fusion of multi source image segments; International Geoscience and Remote Sensing Symposium 2015
A modified temporal approach to meta-optimizing an Extended Kalman Filter's parameters; International Geoscience and Remote Sensing Symposium 2014
A modified temporal criterion to meta-optimize the Extended Kalman filter for land cover classification of remotely sensed time series; International Journal of Applied Earth Observation and Geoinformation
A multi-tier higher order Conditional Random Field for land cover classification of multi-temporal multi-spectral Landsat imagery; International Geoscience and Remote Sensing Symposium 2015
A novel framework for parameter selection of the autocorrelation change detection method using 250m MODIS time-series data in the Gauteng Province of South Africa; South African Journal of Geomatics
A novel spatio-temporal change detection approach using hyper-temporal satellite data; International Geoscience and Remote Sensing Symposium 2014
A search algorithm to meta-optimize the parameters for an extended Kalman filter to improve classification on hyper-temporal images; IEEE International Geoscience and Remote Sensing Symposium 2012
A spatio-temporal approach to detecting land cover change using an extended Kalman filter on MODIS time series data; IEEE International Geoscience and Remote Sensing Symposium
A spatio-temporal autocorrelation change detection approach using hyper-temporal satellite data; 2013 IEEE International Geoscience and Remote Sensing Symposium (IGARSS)
An adaptive transmission protocol for exploiting diversity and multiplexing gains in wireless relaying networks; Eurasip Journal on Wireless Communications and Networking
An autocorrection analysis approach to detecting land cover change using hyper-temporal time-series data; IEEE International Geoscience and Remote Sensing Symposium
An inductive approach to simulating multispectral MODIS surface reflectance time series; IEEE Geoscience and Remote Sensing Letters
Applying Bayesian networks and belief propagation to error correction coding; ANZIAM Journal
Applying model parameters as a driving force to a deterministic nonlinear system to detect land cover change; IEEE Transactions on Geoscience and Remote Sensing
Assessment of validity and predictability of the FiO₂–SpO₂ transfer-function in preterm infants; Physiological Measurement
Augmented decoders for LDPC codes; EURASIP Journal on Wireless Communications and Networking
Automated land cover change detection: the quest for meaningful high temporal time series extraction; IEEE International Geoscience and Remote Sensing Symposium
Automatic torso detection in images of preterm infants; Journal of Medical Systems
Cavalieri integration; Quaestiones Mathematicae
Characterisation of the oxygenation response to inspired oxygen adjustments in preterm infants; Neonatology
Detecting land cover change by evaluating the internal covariance matrix of the extended Kalman filter; IEEE International Geoscience and Remote Sensing Symposium 2012
Detecting land cover change using a sliding window temporal autocorrelation approach; IEEE International Geoscience and Remote Sensing Symposium 2012
Detecting land cover change using an extended Kalman filter on MODIS NDVI time series data; IEEE Geoscience and Remote Sensing Letters
Detecting settlement expansion in South Africa using a hyper-temporal SAR change detection approach; International Journal of Applied Earth Observation and Geoinformation
Detecting settlement expansion using hyper-temporal SAR time-series; International Geoscience and Remote Sensing Symposium 2014
Distributed space-time block coding for two-way wireless relaying networks: improved performance under imperfect synchronization; 2014 IEEE Wireless Communications and Networking Conference
Distributed space-time codes for amplify-and-forward relaying networks; 2014 IEEE Wireless Communications and Networking Conference
Enhancing LDPC code performance using pilot bits; IEEE International Conference on Acoustics, Speech, and Signal Processing
Estimating changes in seismic wave velocity from a pneumatic source in an operational mine; Geophysics
Evaluation of rule-based classifier for Landsat-based automated land cover mapping in South Africa; 2013 IEEE International Geoscience and Remote Sensing Symposium (IGARSS)
Full-space diversity and full-rate distributed space–time block codes for amplify-and-forward relaying networks; The Journal of Engineering
Implementation and testing of WELD and automatic spectral rule-based classifications for Landsat ETM+ in South Africa; International Symposium on Remote Sensing of Environment
Improving features used for land cover change detection by reducing the uncertainty in the feature extraction method; 2017 IEEE International Geoscience and Remote Sensing Symposium
Improving land cover class separation using an extended Kalman filter on MODIS NDVI time-series data; IEEE Geoscience and Remote Sensing Letters
Improving NDVI time series class separation using an Extended Kalman Filter; IEEE International Geoscience and Remote Sensing Symposium
Land cover change detection using autocorrelation analysis on MODIS time-series data: detection of new human settlements in the Gauteng Province of South Africa; IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Land cover change detection using the internal covariance matrix of the Extended Kalman Filter Over Multiple Spectral Bands; IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Manifold adaptation for constant false alarm rate ship detection in South African oceans; IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Maximising automation in land cover monitoring with change detection; 10th Biennial International Conference of the African Association of Remote Sensing of the Environment (AARSE)
Meta-optimization of the extended kalman filter's parameters for improved feature extraction on hyper-temporal images; IEEE International Geoscience and Remote Sensing Symposium
Meta-optimization of the extended Kalman filter's parameters through the use of the Bias Variance Equilibrium Point criterion; IEEE Transactions on Geoscience and Remote Sensing
Monitoring informal settlements using SAR polarimetry; 9th Conference of the African Association of Remote Sensing of the Environment
Multiview deep learning for land-use classification; IEEE Geoscience and Remote Sensing Letters
Performance analysis of low density parity-check codes on a WiMAX platform; IEEE Wireless Communications and Networking Conference
Performance gain of space-time-frequency concatenated LDPC codes; International Conference on Communications
Predicting apnoeic events in preterm infants; Frontiers in Pediatrics
Proper comparison among methods using a confusion matrix; International Geoscience and Remote Sensing Symposium 2015
Rapid detection of new and expanding human settlements in the Limpopo province of South Africa using a spatio-temporal change detection method; International Journal of Applied Earth Observation and Geoinformation
Rapid land cover map updates using change detection and robust random forest classifiers; Remote Sensing
Sequential classification of MODIS time series; IEEE International Geoscience and Remote Sensing Symposium 2012
Ship detection in Sentinel-1 imagery using the H-dome transformation; International Geoscience and Remote Sensing Symposium 2015
Ship detection in South African oceans using a combination of SAR and historic LRIT data; 2013 IEEE International Geoscience and Remote Sensing Symposium
Ship detection in South African oceans using a SAR, CFAR and a Haar-like feature classifier; International Geoscience and Remote Sensing Symposium 2014
Ships as salient objects in Synthetic Aperture Radar imagery; 2016 IEEE International Geoscience and Remote Sensing Symposium (IGARSS)
Simulated annealing CFAR threshold selection for South African ship detection in ASAR imagery; International Geoscience and Remote Sensing Symposium 2014
Simulating hydraulic fracturing preconditioning in mines with the material point method; Journal of Applied Geophysics
Simulating mining-induced seismicity using the material point method; Rock Mechanics and Rock Engineering
Synthetic aperture radar ship detection using Haar-like features; IEEE Geoscience and Remote Sensing Letters
Synthetic aperture radar ship discrimination, generation and latent variable extraction using information maximizing generative adversarial networks; 2017 IEEE International Geoscience and Remote Sensing Symposium
The development of deep learning in synthetic aperture radar imagery; 2017 International Workshop on Remote Sensing with Intelligent Processing (RSIP)
The quest for automated land cover change detection using satellite time series data; IEEE International Geoscience and Remote Sensing Symposium
The use of a Multilayer Perceptron for detecting new human settlements from a time series of MODIS images; International Journal of Applied Earth Observation and Geoinformation
Transforming the autocorrelation function of a time series to detect land cover change; 2016 IEEE International Geoscience and Remote Sensing Symposium (IGARSS)
Unsupervised land cover change detection: Meaningful Sequential Time Series Analysis; IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Unsupervised land cover change estimation using region covariance estimates; IEEE Geoscience and Remote Sensing Letters
Use of sentinel-1 data for vessel detection in South African oceans: early results; 2015 IEEE Radar Conference
Using Page's cumulative sum test on MODIS time series to detect land-cover changes; IEEE Geoscience and Remote Sensing Letters
Using the butterfly effect in a deterministic non-linear system to detect land cover change; International Geoscience and Remote Sensing Symposium 2014
Very deep learning for ship discrimination in Synthetic Aperture Radar imagery; 2016 IEEE International Geoscience and Remote Sensing Symposium (IGARSS)
Wu's algorithm and its possible application in cryptanalysis; African Journal of Mathematics and Computer Science Research

Research Projects

IEEE International Geoscience and Remote Sensing Symposium - Quebec, Canada; University of Tasmania (UTAS)
Prediction and detection of apnoea in preterm infants; National Health & Medical Research Council (NHMRC)
International Collaborative Development for Enhanced Maritime Domain Awareness
SAR Processing Tooklit
SEAFAR - Satellite synthetic aperture radar for maritime domain awareness
Student travel grant
Synthetic Aperture Radar data processing for maritime domain awareness

Research Candidate Supervision