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Omar Zamzam

Ph.D. Student
University of Southern California (USC)
zamzam (at) usc.edu


About Me

I am currently a Ph.D. student in the Biomedical Imaging Group at University of Southern California (USC), advised by Prof. Richard Leahy.

My research primarily focuses on applying machine learning techniques—particularly generative models, computer vision, and semi-supervised learning—to medical imaging. I prioritize working on problems that require creative and critical thinking, and I value being part of a dynamic, collaborative team where the environment fosters both innovation and productivity.

My Research

My research focuses on applying machine and deep learning techniques, particularly generative models, computer vision, and semi-supervised learning, to medical imaging. I have worked on projects ranging from positive-unlabeled (PU) learning for image data as well as time series EEG signals to developing diffusion models for 3D brain image synthesis and inpainting. Additionally, I have applied quantile regression for anomaly detection and image translation, as well as explored image registration techniques, and image captioning using vision transformers. Currently, my work is centered on creating a multimodal foundational model to handle diverse medical data modalities for unified analysis.

Most Recent Work Experience

Education

Ph.D. in Electrical Engineering, University of Southern California 2025 (expected)
M.S. in Electrical Engineering, University of Southern California 2023
B.S. in Electrical Engineering, King Saud University 2020

Publications


  1. Omar Zamzam, Haleh Akrami, Mahdi Soltanolkottabi, Richard Leahy
    arxiv preprints

  2. ICASSP
    Haleh Akrami*, Omar Zamzam*, Anand Joshi, Sergul Aydore, Richard Leahy (*Equal Contribution)
    International Conference on Acoustics, Speech and Signal Processing

  3. ICASSP
    Omar Zamzam, Haleh Akrami, Richard Leahy
    International Conference on Acoustics, Speech and Signal Processing

  4. OHBM
    Omar Zamzam, Anand Joshi, John C Wood, Krishna S Nayak, Richard M Leahy
    Organization for Human Brain Mapping



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