Biography
I am a final-year doctoral student in the Department of Computer Science at Texas State University focusing on Eye-Tracking under the supervision of Dr. Oleg Komogortsev. My research revolves around eye tracking, eye-movement biometrics, and signal processing.
PhD Timeline
- July 2025 - Two of our papers have been accepted to IJCB 2025. (1) From Features to Embeddings: Extending the Temporal‑Persistence Principle to Deep‑Learning Eye-movement Biometric
(2) Ocular Authentication: Fusion of Gaze and Periocular Modalities
- May 2025 - Our paper titled Evaluating Eye Movement Biometrics in Virtual Reality: A Comparative Analysis of VR Headset and High-End Eye-Tracker Performance has been accepted as a Short Paper in the IEEE SPW 2025.
- March 2025 - Our paper, Evaluating Eye Tracking Signal Quality with Real-time Gaze Interaction Simulation: A Study Using an Offline Dataset has been accepted as a Short Paper in the ETRA 2025.
- November 2024 - I have defended my dissertation proposal.
- August 2024 - Received TXST Graduate College Scholarship.
- June 2024 - I have presented my work (both orally and a Poster) titled Signal vs Noise in Eye-tracking Data: Biometric Implications and Identity Information Across Frequencies at ETRA 2024 in Glasgow, UK.
- March 2024 - The paper titled Signal vs Noise in Eye-tracking Data: Biometric Implications and Identity Information Across Frequencies is accepted on ETRA 2024 in Glasgow, UK.
- October 2023 - Our manuscript titled Determining Which Sine Wave Frequencies Correspond to Signal and Which Correspond to Noise in Eye-Tracking Time-Series got accepted in Journal of Eye Movement Research.
- August 2023 - Our manuscript titled Filtering Eye-Tracking Data from an EyeLink 1000: Comparing Heuristic, Savitzky-Golay, IIR and FIR Digital Filters got accepted in Journal of Eye Movement Research.
- August 2023 - Received TXST Doctoral Retention Scholarship.
- April 2023 - Received 2023 TXST Computer Science Research Excellence Award.
- Oct. 2022 - Attended the IJCB Doctoral Consortium.
- Sept. 2022 - Passed the Ph.D. Qualifying Exam.
- Aug. 2022 - Started teaching Foundations of Computer Science I (till May 2024).
- April 2022 - Received 2022 TXST Computer Science Research Excellence Award.
- April 2022 - Presented a live biometric demonstration titled Demonstrating Eye Movement Biometrics in Virtual Reality at ETRA 2022 in Seattle, WA, USA.
- March 2022 - Presented a live biometric demonstration titled Eye Movements in Mixed Reality: Biometrics and Health Assessment at TXST Innovation Lab at SXSW22 in Austin, TX, USA.
- Feb. 2022 - The paper titled Iris Print Attack Detection using Eye Movement Signals got accepted on ETRA 2022 in Seattle, USA.
- April 2021 - The paper titled MUMAP: Modified Ultralightweight Mutual Authentication protocol for RFID enabled IoT networks is published at JIIAE.
- Jan. 2021 - I enrolled at Texas State University as a Doctoral student and joined OK Lab (Human-Computer Interaction Lab).
Education
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Ph.D. in Computer Science (Spring 2021 – Present, In Progress)
Department of Computer Science
Concentration: Information Management
Texas State University, San Marcos, TX, USA
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Bachelor of Science (2015 – 2018)
Information and Communication Engineering
Bangladesh University of Professionals (BUP), Dhaka, Bangladesh
Research
Interests: Eye-tracking, Biometrics, Machine Learning, Signal Processing
Publications
See full list on Google Scholar
2025
Mehedi Hasan Raju, Samantha Aziz, Michael J Proulx, and Oleg Komogortsev.
Evaluating Eye Tracking Signal Quality with Real-time Gaze Interaction Simulation: A Study Using an Offline Dataset.
ETRA '25: Symposium on Eye Tracking Research and Applications, 2025.
[Code]
https://doi.org/10.1145/3715669.3723119
Mehedi Hasan Raju and Oleg Komogortsev.
Eye Movement Biometrics in Virtual Reality: A Comparison Between VR Headset and High-End Eye-Tracker Collected Dataset.
IEEE Security and Privacy Workshops (SPW), 2025.
10.1109/SPW67851.2025.00033
Dillon J Lohr, Dmytro Katrychuk, Samantha Aziz, Mehedi Hasan Raju, Oleg Komogortsev.
Device-Specific Style Transfer of Eye-Tracking Signals.
ETRA '25: Symposium on Eye Tracking Research and Applications, 2025.
https://doi.org/10.1145/3715669.3726787
2024
Mehedi Hasan Raju, Lee Friedman, Dillon Lohr, and Oleg Komogortsev.
Signal vs Noise in Eye-tracking Data: Biometric Implications and Identity Information Across Frequencies.
ETRA '24: Symposium on Eye Tracking Research and Applications, 2024.
[Code]
https://doi.org/10.1145/3649902.3653353
2023
Mehedi Hasan Raju, Lee Friedman, Troy M Bouman, and Oleg Komogortsev.
Determining which sine wave frequencies correspond to signal and which correspond to noise in eye-tracking time-series.
Journal of Eye Movement Research, 14(3), 5.
[Code]
https://doi.org/10.16910/jemr.14.3.5
Mehedi Hasan Raju, Lee Friedman, Troy M Bouman, and Oleg Komogortsev.
Filtering eye-tracking data from an EyeLink 1000: Comparing heuristic, Savitzky-Golay, IIR and FIR digital filters.
Journal of Eye Movement Research, 14(3), 6.
[Code]
https://doi.org/10.16910/jemr.14.3.6
2022
Mehedi Hasan Raju, Dillon J Lohr, and Oleg Komogortsev.
Iris Print Attack Detection using Eye Movement Signals.
ETRA '22: Symposium on Eye Tracking Research and Applications, Article 70, 1–6.
[Code]
https://doi.org/10.1145/3517031.3532521
2021
Mehedi Hasan Raju, Mosabber Uddin Ahmed, and Md Atiqur Rahman Ahad.
Mumap: Modified ultralightweight mutual authentication protocol for RFID enabled IoT networks.
Journal of the Institute of Industrial Applications Engineers, 9(2): 33–39.
http://dx.doi.org/10.12792/JIIAE.9.33
M Jaber Al Nahian, Mehedi Hasan Raju, Zarin Tasnim, Mufti Mahmud, Md Atiqur Rahman Ahad, and M Shamim Kaiser.
Contactless fall detection for the elderly.
In Contactless Human Activity Analysis, Springer, 2021, pp. 1–32.
https://doi.org/10.1007/978-3-030-68590-4_8
2020
Mehedi Hasan Raju, Mosabber Uddin Ahmed, and Md Atiqur Rahman Ahad.
Security analysis and a potential layer to layer security solution of medical cyber-physical systems.
In A Handbook of Internet of Things in Biomedical and Cyber Physical System, Springer, pp. 61–86, 2020.
https://doi.org/10.1007/978-3-030-23983-1_3
Mehedi Hasan Raju, Mosabber Uddin Ahmed, and Md Atiqur Rahman Ahad.
Health informatics: Challenges and opportunities.
In Signal Processing Techniques for Computational Health Informatics, Springer, pp. 231–246, 2021.
https://doi.org/10.1007/978-3-030-54932-9_10
Teaching
- CS 1428 - Foundations of Computer Science I (2021–2024)
- CS 7321 - Human Computer Interaction (Assisted in Fall 2024)
Volunteer Service
- President, Bangladesh Students Association @ TXST (2022–2023)
- Vice Chair, IEEE BUP Student Branch (2017–2018)
