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Pretom Roy Ovi

Assistant Professor

University of North Texas

Department of Data Science

Email: pretomroy.ovi@unt.edu

Education

  • PhD, University of Maryland, Baltimore, MD, 2024
    Major: Information Systems
    Dissertation: "A Robust Federated Learning against Cyber Instrusions to Ensure Data Confidentiality and Model Integrity"
  • MS, University of Maryland, Baltimore County, 2021
    Major: Information Systems

Teaching

Teaching Experience

    University of North Texas

  • DTSC 5505 - Applied Machine Learning for Data Scientists, 3 courses.

Awards and Honors

  • Project on“Robotic Sensing and Perception”, Featured on CBS News, Baltimore.. (2024).
  • Best Paper Award, SPIE Defence and Commercial Sensing Conference’. (2023).
  • Best Paper Award, SPIE Defence and Commercial Sensing Conference. (2022).

Research

Published Intellectual Contributions

    Conference Proceeding

  • Ovi, P. (2023). A Comprehensive Study of Gradient Inversion Attacks in Federated Learning and Baseline Defense Strategies.
  • Ovi, P. (2023). Confident Federated Learning to Tackle Label Flipped Data Poisoning Attacks.
  • Ovi, P. (2023). Mixed Quantization Enabled Federated Learning to Tackle Gradient Inversion Attacks.
  • Ovi, P. (2022). Secured Federated Training: Detecting Compromised Nodes and Identifying the Type of Attacks.
  • Ovi, P. (2022). TinyM2Net: A Flexible System Algorithm Co-designed Multimodal Learning Framework for Tiny Devices.
  • Ovi, P. (2022). Towards Developing Data Security Aware Federated Learning for Multimodal Contested Environment.
  • Ovi, P. (2021). ARIS: A Real-Time Edge Computed Accident Risk Inference System.

Service

University Service

  • Committee Member, Personnel Affairs Committee. (2025 - Present).
  • Committee Member, Research and Outreach Committee. (2025 - Present).
  • Committee Member, Student Affairs Committee. (2025 - Present).
  • Co-Chair, Research Brown-Bag Committee. (2024 - Present).

Professional Service

  • Program Organizer, AAAI 2025 Spring Symposium: “GenAI@Edge: Empowering Generative AI at the Edge”. (2025 - Present).
  • Reviewer, Journal Article, Computer Animation and Virtual Worlds. (2025 - Present).
  • Reviewer, Journal Article, ACM Transactions on Internet of Things. (2024 - Present).
  • Reviewer, Journal Article, IEEE Transactions on Big Data. (2024 - Present).