Chojnacki, W. and Szpak, Z. Determining ellipses from low-resolution images with a comprehensive image formation model Journal of the Optical Society of America A: Optics and Image Science, and Vision, 2019, Vol. 36(2), pp. 212-233
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Neumann, A., Chojnacki, W., Szpak, Z. and Neumann, F. Evolutionary image composition using feature covariance matrices GECCO 2017 - Proceedings of the 2017 Genetic and Evolutionary Computation Conference, 2017, pp. 817-824
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Faulkner, H., Shehu, E., Szpak, Z., Chojnacki, W., Tapamo, J., Dick, A. and Van Den Hengel, A. A Study of the Region Covariance Descriptor: Impact of Feature Selection and Image Transformations 2015 International Conference on Digital Image Computing: Techniques and Applications, DICTA 2015, 2015
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Chojnacki, W., Szpak, Z., Brooks, M. and van den Hengel, A. Enforcing consistency constraints in uncalibrated multiple homography estimation using latent variables Machine Vision and Applications, 2015, Vol. 26(2-3), pp. 401-422
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Szpak, Z., Chojnacki, W. and van den Hengel, A. Guaranteed Ellipse Fitting with a Confidence Region and an Uncertainty Measure for Centre, Axes, and Orientation Journal of Mathematical Imaging and Vision, 2015, Vol. 52(2), pp. 173-199
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Szpak, Z., Chojnacki, W. and Van Den Hengel, A. Robust multiple homography estimation: An ill-solved problem Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition, 2015, Vol. 07-12-June-2015, pp. 2132-2141
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Szpak, Z., Chojnacki, W., Eriksson, A. and Van Den Hengel, A. Sampson distance based joint estimation of multiple homographies with uncalibrated cameras Computer Vision and Image Understanding, 2014, Vol. 125, pp. 200-213
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Szpak, Z., Chojnacki, W. and Van Den Hengel, A. Guaranteed ellipse fitting with the Sampson distance In: Fitzgibbon A., Lazebnik S., Perona P., Sato Y., Schmid C. (eds) Computer Vision – ECCV 2012. ECCV 2012. Lecture Notes in Computer Science, vol 7576. Springer, Berlin, Heidelberg
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Szpak, Z., Chojnacki, W. and Van Den Hengel, A. A comparison of ellipse fitting methods and implications for multiple-view geometry estimation 2012 International Conference on Digital Image Computing Techniques and Applications, DICTA 2012, 2012
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Szpak, Z. and Tapamo, J. Maritime surveillance: Tracking ships inside a dynamic background using a fast level-set Expert Systems with Applications, 2011, Vol. 38(6), pp. 6669-6680
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Chojnacki, W., Szpak, Z., Brooks, M. and Van Den Hengel, A. Multiple homography estimation with full consistency constraints Proceedings - 2010 Digital Image Computing: Techniques and Applications, DICTA 2010, 2010, pp. 480-485
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Szpak, Z., Tapamo, J. and Roy-Aikins, J. Design and implementation of an interactive interface for power plant simulation Proceedings - 23rd European Conference on Modelling and Simulation, ECMS 2009, 2009, pp. 768-775
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Szpak, Z. and Tapamo, J Automatic and Interactive Retinal Vessel Segmentation South African Computer Journal, Vol. 40, pp. 23-30, 2008
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Szpak, Z. and Tapamo, J. Further Optimizations for the Chan-Vese Active Contour Model Proceedings - High Performance Computing and Simulation Conference, Nicosia, Cyprus, June 2008, pp. 272-280.
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Szpak, Z. and Tapamo, J Automatic Retinal Vessel Segmentation Proceedings 18th Annual Symposium of the Pattern Recognition Association of South Africa, Pietermaritzburg, South Africa, November 2007, pages 51-56.
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