Research Interests
Institutional Dynamics, AI Bias
David Rozado
Associate Professor
Otago Polytechnic
- emaildrozado@gmail.com
- desktop_windowshttps://drozado.github.io/
Work Experience
Associate Professor
Otago Polytechnic
April 2015 - Present
- Lecturer of Data Science and Machine Learning
Postdoctoral Fellow
CSIRO
January 2012 - April 2015
- Worked on accessibility, EEG-based motor imagery Brain Computer Interface for rehabilitation of upper extremity, eye tracking and pupilometry
Research/Teaching Graduate Assistant
Universidad Autonoma de Madrid
February 2007 - December 2011
- Worked on Hierarchical Temporal Memory (HTM), a bioinspired Machine Learning algorithm
Research Assistant
Max Planck Institute for Molecular Genetics
November 2003 - October 2005
- Worked on bioinformatics algorithms for computational prediction of Exon Splicing Enhancers in human genome and selection of Expressed sequence tags (ESTs) for transcriptome analysis
Technical Skills
- TensorFlow
- Pytorch
- Scikit-learn
- Scrapy
- Spacy
- 🤗 Transformers
- Python
- R
- Matlab
- C++
- JavaScript
- Django
- Flask
- Node.js
- mySQL
Education
Ph.D in Computer Science
Universidad AutĂłnoma de Madrid
August 2011
M.Sc. in Bioinformatics
Freie Universität Berlin
August 2005
B.Sc. in Information Systems
Boston University
May 2002
Graduate Diploma in Tertiary Education
Otago Polytechnic
November 2016
Publications
Mentions of Prejudice in News Media – An International Comparison
D RozadoarXiv preprint arXiv:2304.01596
D RozadoarXiv preprint arXiv:2304.01596
Danger in the machine: The perils of political and demographic biases embedded in AI systems
D RozadoMI Report 2023/3
D RozadoMI Report 2023/3
Perceived Freedom of Expression at New Zealand Universities
Jamin Halberstadt, Arindam Basu, Barry Hughes, Ruth Hughes, Michael Johnston, James Kierstead, David RozadoPLOS ONE 17 (10), e0276367
Jamin Halberstadt, Arindam Basu, Barry Hughes, Ruth Hughes, Michael Johnston, James Kierstead, David RozadoPLOS ONE 17 (10), e0276367
Longitudinal analysis of sentiment and emotion in news media headlines using automated labelling with Transformer language models
D Rozado, R Hughes, J HalberstadtPLOS ONE 17 (10), e0276367
D Rozado, R Hughes, J HalberstadtPLOS ONE 17 (10), e0276367
The Increasing Prominence of Prejudice and Social Justice Rhetoric in UK News Media
D Rozado, M Goodwin
D Rozado, M Goodwin
The increasing frequency of terms denoting political extremism in US and UK news media
D Rozado, E KaufmannSocial Sciences 11 (4), 167
D Rozado, E KaufmannSocial Sciences 11 (4), 167
Prevalence in news media of two competing hypotheses about COVID-19 origins
D Rozado Social Sciences 10 (9), 320
D Rozado Social Sciences 10 (9), 320
Prevalence of Prejudice-Denoting Words in News Media Discourse: A Chronological Analysis
D Rozado, M al-Gharbi, J Halberstadt (2021) Social Science Computer Review
D Rozado, M al-Gharbi, J Halberstadt (2021) Social Science Computer Review
Using word embeddings to probe sentiment associations of politically loaded terms in news and opinion articles from news media outlets
D Rozado, M al-Gharbi (2021) Journal of Computational Social Science, 1-22
D Rozado, M al-Gharbi (2021) Journal of Computational Social Science, 1-22
Wide range screening of algorithmic bias in word embedding models using large sentiment lexicons reveals underreported bias types
D Rozado (2020) PLoS ONE 15(4): e0231189. https://doi.org/10.1371/journal.pone.0231189
D Rozado (2020) PLoS ONE 15(4): e0231189. https://doi.org/10.1371/journal.pone.0231189
Prejudice and Victimization Themes in New York Times Discourse: a Chronological Analysis
D Rozado. Academic Questions 33.1 (2020): 89-100.
D Rozado. Academic Questions 33.1 (2020): 89-100.
Using Word Embeddings to Analyze how Universities Conceptualize “Diversity” in their Online Institutional Presence
D Rozado. Society 56.3 (2019): 256-266.
D Rozado. Society 56.3 (2019): 256-266.
Why Are Nondiscrimination Statements Not Diverse?
D Rozado, S Atkins. Academic Questions, September 2018, Volume 31, Issue 3, pp 295–303
D Rozado, S Atkins. Academic Questions, September 2018, Volume 31, Issue 3, pp 295–303
Gaze Control Toolbar: A Low-Cost Software Solution for Gaze Based Computer Interaction
D Rozado. International Conference on Computers Helping People with Special Needs, 407-414
D Rozado. International Conference on Computers Helping People with Special Needs, 407-414
Otago polytechnic accessibility software hub: an open source repository of accessibility software for motor impairment
D Rozado, P Haden. OZCHI '17 Proceedings of the 29th Australian Conference on Computer-Human Interaction Pages 428-432
D Rozado, P Haden. OZCHI '17 Proceedings of the 29th Australian Conference on Computer-Human Interaction Pages 428-432
Fast Human-Computer Interaction by Combining Gaze Pointing and Face Gestures
D Rozado, J Niu, M Lochner. ACM Transactions on Accessible Computing (TACCESS)
D Rozado, J Niu, M Lochner. ACM Transactions on Accessible Computing (TACCESS)
Detecting Intention Through Motor-Imagery-Triggered Pupil Dilations
David Rozado, Martin Lochner, Andreas Düenser, Ulrich Engelke. Human–Computer Interaction
David Rozado, Martin Lochner, Andreas Düenser, Ulrich Engelke. Human–Computer Interaction
Development of a low-cost upper limb rehabilitation system using BCI, eye-tracking and direct visual feedback
A Duenser, D Rozado, B Howell, G Rosolen, M Callisaya, M Lochner, M Cochrane. Proceedings of the 11th International Conference on Disability, Virtual Reality & Associated Technologies
A Duenser, D Rozado, B Howell, G Rosolen, M Callisaya, M Lochner, M Cochrane. Proceedings of the 11th International Conference on Disability, Virtual Reality & Associated Technologies
Analysis of maritime team workload and communication dynamics in standard and emergency scenarios
David Rozado, Martin Lochner, Andreas Duenser, Margareta Lutzhoft, Ben Brooks. 14th World Conference on Transport Research
David Rozado, Martin Lochner, Andreas Duenser, Margareta Lutzhoft, Ben Brooks. 14th World Conference on Transport Research
Voxvisio – Combining Gaze And Speech For Accessible HCI
D Rozado, A McNeill, D Mazur. RESNA/NCART 2016 Conference Proceedings
D Rozado, A McNeill, D Mazur. RESNA/NCART 2016 Conference Proceedings
FaceSwitch-Low-Cost Accessibility Software for Computer Control Combining Gaze Interaction and Face Gestures
D Rozado, J Niu, A Duenser. Proceedings of the Annual Meeting of the Australian Special Interest Group for Computer Human Interaction
D Rozado, J Niu, A Duenser. Proceedings of the Annual Meeting of the Australian Special Interest Group for Computer Human Interaction
Combining EEG with Pupillometry to Improve Cognitive Workload Detection
D Rozado, A Dunser. Computer 48 (10), 18-25
D Rozado, A Dunser. Computer 48 (10), 18-25
Improving Video Based Heart Rate Monitoring
J Lin, D Rozado, A Duenser. 23rd Australian National Health Informatics Conference (HIC 2015)
J Lin, D Rozado, A Duenser. 23rd Australian National Health Informatics Conference (HIC 2015)
Gaze dependant prefetching of web content to increase speed and comfort of web browsing
D Rozado, A El Shoghri, R Jurdak. International Journal of Human-Computer Studies 78, 31-42
D Rozado, A El Shoghri, R Jurdak. International Journal of Human-Computer Studies 78, 31-42
Visual and Manual Control for Human-Robot Tele-operation
A Duenser, M Lochner, U Engelke, D Rozado. IEEE Computer Graphics and Applications, 1-1
A Duenser, M Lochner, U Engelke, D Rozado. IEEE Computer Graphics and Applications, 1-1
Improving the Performance of an EEG-Based Motor Imagery Brain Computer Interface Using Task Evoked Changes in Pupil Diameter
D Rozado, A Duenser, B Howell. PloS one 10 (3), e0121262
D Rozado, A Duenser, B Howell. PloS one 10 (3), e0121262
Controlling a Smartphone Using Gaze Gestures as the Input Mechanism
D Rozado, T Moreno, J San Agustin, FB Rodriguez, P Varona. Human–Computer Interaction 30 (1), 34-63
D Rozado, T Moreno, J San Agustin, FB Rodriguez, P Varona. Human–Computer Interaction 30 (1), 34-63
Interacting with objects in the environment using gaze tracking glasses and speech
D Rozado, L Stephen, N Kottege. Proceedings of the 26th Australian Computer-Human Interaction Conference on Designing Futures
D Rozado, L Stephen, N Kottege. Proceedings of the 26th Australian Computer-Human Interaction Conference on Designing Futures
Low cost human-robot gaze estimation system
K Ishac, D Rozado. Proceedings of the 26th Australian Computer-Human Interaction Conference on Designing Futures
K Ishac, D Rozado. Proceedings of the 26th Australian Computer-Human Interaction Conference on Designing Futures
Gaze enhanced speech recognition for truly hands-free and efficient text input during HCI
MV Portela, D Rozado. Proceedings of the 26th Australian Computer-Human Interaction Conference on Designing Futures
MV Portela, D Rozado. Proceedings of the 26th Australian Computer-Human Interaction Conference on Designing Futures
Mouse and keyboard cursor warping to accelerate and reduce the effort of routine HCI input tasks
D Rozado. Human-Machine Systems, IEEE Transactions on 43 (5), 487-493
D Rozado. Human-Machine Systems, IEEE Transactions on 43 (5), 487-493
Using gaze based passwords as an authentication mechanism for password input
D Rozado. 17th European Conference on Eye Movements. ECEM 2013, Lund, Sweden.
D Rozado. 17th European Conference on Eye Movements. ECEM 2013, Lund, Sweden.
Distributed Eye Tracking Network for Conveying Gaze of Remote Users in a Robotic Telepresence Scenario
D Rozado, B Ward, F Pauling. 17th European Conference on Eye Movements. ECEM 2013, Lund, Sweden.
D Rozado, B Ward, F Pauling. 17th European Conference on Eye Movements. ECEM 2013, Lund, Sweden.
Interacting with Objects in the Environment by Gaze and Hand Gestures
J Hales, D Rozado, D Mardanbegi. 17th European Conference on Eye Movements. ECEM 2013, Lund, Sweden.
J Hales, D Rozado, D Mardanbegi. 17th European Conference on Eye Movements. ECEM 2013, Lund, Sweden.
Visualization of strand melting temperature in DNA Origami Design using caDNAno
D Rozado, P Valencia, G Coia, B Muir, O Hutt, D Winkler. International Conference on Emerging Advanced Nanomaterials - ICEAN
D Rozado, P Valencia, G Coia, B Muir, O Hutt, D Winkler. International Conference on Emerging Advanced Nanomaterials - ICEAN
Low cost remote gaze gesture recognition in real time
D Rozado, FB Rodriguez, P Varona. Applied Soft Computing 12 (8), 2072-2084
D Rozado, FB Rodriguez, P Varona. Applied Soft Computing 12 (8), 2072-2084
Extending the bioinspired hierarchical temporal memory paradigm for sign language recognition
D Rozado, FB Rodriguez, P Varona. Neurocomputing
D Rozado, FB Rodriguez, P Varona. Neurocomputing
A high-resolution anatomical atlas of the transcriptome in the mouse embryo
G Diez-Roux, S Banfi, M Sultan, L Geffers, S Anand, D Rozado, A Magen, .... PLoS Biol 9 (1), e1000582
G Diez-Roux, S Banfi, M Sultan, L Geffers, S Anand, D Rozado, A Magen, .... PLoS Biol 9 (1), e1000582
Gaze gesture recognition with hierarchical temporal memory networks
D Rozado, F Rodriguez, P Varona. Advances in Computational Intelligence, 1-8
D Rozado, F Rodriguez, P Varona. Advances in Computational Intelligence, 1-8
Gliding and Saccadic Gaze Gesture Recognition in Real Time
D Rozado, J San Agustin, F Rodriguez, P Varona. ACM Transactions on Intelligent Interactive Systems
D Rozado, J San Agustin, F Rodriguez, P Varona. ACM Transactions on Intelligent Interactive Systems
Optimizing hierarchical temporal memory for multivariable time series
D Rozado, F Rodriguez, P Varona Artificial Neural Networks–ICANN 2010, 506-518
D Rozado, F Rodriguez, P Varona Artificial Neural Networks–ICANN 2010, 506-518
