Christiaan van der Walt
Christiaan van der Walt
Senior Researcher, Modelling and Digital Science, Council for Scientific and Industrial Research
Verified email at csir.co.za
Title
Cited by
Cited by
Year
Data characteristics that determine classifier performance
C Van der Walt, E Barnard
SAIEE 98 (3), 87-93, 2006
1332006
Combining regression and classification methods for improving automatic speaker age recognition
C van Heerden, E Barnard, M Davel, C van der Walt, E van Dyk, M Feld, ...
2010 IEEE International Conference on Acoustics, Speech and Signal …, 2010
442010
Unsupervised feature learning for spam email filtering
M Diale, T Celik, C Van Der Walt
Computers & Electrical Engineering 74, 89-104, 2019
222019
Feature selection and support vector machine hyper-parameter optimisation for spam detection
M Diale, C Van Der Walt, T Celik, A Modupe
2016 Pattern Recognition Association of South Africa and Robotics and …, 2016
222016
A comparison of regression algorithms for wind speed forecasting at Alexander Bay
CM van der Walt, N Botha
2016 Pattern Recognition Association of South Africa and Robotics and …, 2016
92016
Data measures that characterise classification problems
CM Van der Walt
University of Pretoria, 2008
82008
Optimizing tree-species classification in hyperspectal images
E Barnard, MA Cho, P Debba, RSA Mathieu, KJ Wessels, C van Heerden, ...
PRASA 2010, 2010
72010
Variable Kernel Density Estimation in High-dimensional Feature Spaces
CM van der Walt, E Barnard
The Thirty-First AAAI Conference on Artificial Intelligence, 2017
62017
Forecasting wind speed using support vector regression and feature selection
N Botha, CM van der Walt
2017 Pattern Recognition Association of South Africa and Robotics and …, 2017
52017
A Support Vector Machine Approach to Detect Financial Statement Fraud in South Africa: A First Look
CVDW Stephen O. Moepya, Fulufhelo V. Nelwamondo
Lecture Notes in Computer Science 8398, 42-51, 2014
5*2014
Maximum–likelihood kernel density estimation in high–dimensional feature spaces
CM Van der Walt
North-West University, 2014
32014
Kernel bandwidth estimation for non-parametric density estimation: a comparative study
CM Van der Walt, E Barnard
Pattern recognition association of South Africa (PRASA), 2013
32013
Measures for the characterisation of pattern-recognition data sets
CM Van der Walt, E Barnard
18th Annual Symposium of the Pattern Recognition Association of South Africa …, 2007
32007
Learning structured representations of data
E Barnard, CM Van der Walt, M Davel, C Van Heerden, FP Senekal, ...
PRASA, 2009
22009
Low default credit scoring using two-class non-parametric kernel density estimation
AW E. Rademeyer, C. M. van der Walt
Pattern Recognition Association of South Africa and Robotics and …, 2016
12016
Establishing and maintaining international collaborative research teams: an autobiographical insight
TJ Carr, C Van der Walt, F Watson, F Linda
TD: The Journal for Transdisciplinary Research in Southern Africa 9 (1), 94-112, 2013
12013
Density Estimation from Local Structure
C van der Walt, E Barnard
PRASA 2009, 2009
12009
Low default credit scoring using two-class non-parametric kernel density estimation
E Rademeyer, CM Van der Walt, A De Waal
Proceedings of the Twenty-Seventh Annual Symposium of the Pattern …, 2016
2016
Swedish Mutual Fund Tax Returns: a Statistical Analysis
ED C.M. van der Walt, Fulufhelo V. Nelwamondo
2013
A software tool for network intrusion detection
C Van der Walt
2012
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Articles 1–20