Institution:
University of the Free State
Department/Unit:
Computer Science and Informatics
Country:
South Africa
Field of study:
Qualifications:
Doctor of Philosophy (Ph.D.) Computer Science and Informatics
PhD Institution:
University of the Free State
PhD country:
South Africa
PhD dissertation title:
The value of Brain-Computer Interface measurements in computer usability testing when using ambiguous search queries: A randomised, controlled cross-over study.
Current research interests and projects:
Blockchain Technology, Human-Computer Interaction, Computer Security.
ORCID ID:
Selected publication 1:
Nel, W., De Wet L., Schall R. (2021). Randomised Controlled Cross-Over Trial Measuring Brain-Computer Interface Metrics to Characterise the User Experience of Search Engines When Ambiguous Search Queries Are Used. In: Escalona M.J., Ramirez A.J., Silva H.P., Constantine L., Helfert M., Holzinger A. (eds) Computer-Human Interaction Research and Applications. CHIRA 2018, CHIRA 2019. Communications in Computer and Information Science, vol 1351. Springer, Cham. https://doi.org/10.1007/978-3-030-67108-2_6. (Q4, H-Index: 55).
Selected publication 2:
Nel W., De Wet L., Schall R. (2022). The Value of Brain-Computer Interface Measurements When Using Ambiguous Search Queries. In: Arai K. (eds) Advances in Information and Communication. FICC 2022. Lecture Notes in Networks and Systems, vol 438. Springer, Cham. https://doi.org/10.1007/978-3-030-98012-2_51
Selected publication 3:
Nel, W., de Wet, L. and Schall, R. (2020). Randomised Controlled Trial of the Usability of Major Search Engines (Google, Yahoo! and Bing) When using Ambiguous Search Queries. In Proceedings of the 4th International Conference on Computer-Human Interaction Research and Applications - Volume 1: CHIRA, ISBN 978-989-758-480-0, pages 152-161. DOI: 10.5220/0010133601520161
Selected publication 4:
Nel, W., De Wet, L. and Schall, R. (2019). The Effect of Search Engine, Search Term and Occasion on Brain-Computer Interface Metrics for Emotions When Ambiguous Search Queries Are Used. In Proceedings of the 3rd International Conference on Computer-Human Interaction Research and Applications - Volume 1: CHIRA, ISBN 978-989-758-376-6, pages 28-39. DOI: 10.5220/0008164900280039
Selected publication 5:
Nel, W. and Burger, AJ (2017). Proving cybercriminals` possession of stolen credit card details on compromised POS devices. Proceedings of the 12th International Conference on Cyber Warfare and Security, ICCWS 2017, Dayton, USA. ISBN: 978-1-911218-26-5
Selected publication 6:
Bezuidenhout, R., Nel, W., & Burger, A. (2020). NONLINEAR PROOF-OF-WORK: IMPROVING THE ENERGY EFFICIENCY OF BITCOIN MINING. Journal of Construction Project Management and Innovation, 10(1), 20-32. https://doi.org/10.36615/jcpmi.v10i1.351
Selected publication 7:
Bezuidenhout, R., Nel, W. & Maritz, J.M. (2022). Embedding Tamper-Resistant, Publicly Verifiable Random Number Seeds in Permissionless Blockchain Systems. In IEEE Access, doi: 10.1109/ACCESS.2022.3165616. (Q1, H-Index: 158).
Selected publication 8:
Bezuidenhout, R., Nel, W. and Maritz, J. (2022). Defining Decentralisation in Permissionless Blockchain Systems in The African Journal of Information and Communication (AJIC). South Africa, (29), pp. 1–24. doi: 10.23962/ajic.i29.14247.
Selected publication 9:
Bezuidenhout, R., Nel, W., Maritz, J. (2022). Transient Random Number Seeds in Permissionless Blockchain Systems. In: Drechsler, A., Gerber, A., Hevner, A. (eds) The Transdisciplinary Reach of Design Science Research. DESRIST 2022. Lecture Notes in Computer Science, vol 13229. Springer, Cham. https://doi.org/10.1007/978-3-031-06516-3_7
Selected publication 10:
Nel, W. and Haskins, B.P. (2013). Development of an online portal for conference management. Proceedings of the 15th Annual Conference on World Wide Web Applications 10-13 September 2013. ISBN: 978-0-620-59570-4.
Capstone assignment title:
Supporting the Student at the Start of the PhD Journey – A Personal Reflection
Capstone assignment abstract:
None submitted
