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Results for "Osama R. Mawlawi": 5 found

AI-Driven Quality Assurance for Gamma Camera/SPECT Anomaly Detection Using Contrastive Learning

Authors: Shanli Ding, Osama R. Mawlawi, Tinsu Pan

Affiliation: UT MD Anderson Cancer Center

Abstract Preview: Purpose:
Reliable detection of anomalies in Gamma Camera/SPECT flood images is vital for quality assurance (QA). Traditional methods relying on numerical thresholds and manual inspections often mis...

Exploring Perceptions of Global Medical Physics As a Viable Career Path in the Field of Medical Physics

Authors: Oi-Wai Chau, Beata Gontova Bernat, Mary Gronberg, Yao Hao, Amanda M. Jackson, Nupur Karmaker, Dishane Chand Luximon, Osama R. Mawlawi, Ikechi Samuel Ozoemelam, Deepak Shrestha, William Swanson, Md Tofiz Uddin, Joseph Weygand, Afua A. Yorke

Affiliation: University of Michigan, Mayo Clinic, Champion Cancer Center, UT MD Anderson Cancer Center, Department of Radiation Oncology and Applied Science, Dartmouth Health, University of Washington, Washington University in St Louis, Washington University School of Medicine, Department of Radiation Oncology, University of California, Los Angeles, National Institute of Cancer Research and Hospital, Emory University, Dept. of Medical Physics and Biomedical Engineering, Gono Bishwabidyalay, The University of Texas Southwestern Medical Center

Abstract Preview: Purpose: To evaluate perception and awareness of global medical physics (GMP) as a career path among medical physics professionals and trainees, identify opportunities to enhance professional developm...

Global Needs Assessment of Medical Physicists Working in Low-and-Middle-Income Countries

Authors: Stephen M. Avery, Izabella L. Barreto, Oi-Wai Chau, Cesar Della Biancia, Beata Gontova Bernat, Amanda M. Jackson, Rao Khan, Eugene P. Lief, Osama R. Mawlawi, Wilfred F. Ngwa, Christopher F. Njeh, Peter Allan Sandwall, William Swanson, Joseph Weygand, Afua A. Yorke

Affiliation: Department of Medical Physics, Memorial Sloan Kettering Cancer Center, VA Medical Center, Johns Hopkins University, Mayo Clinic, Champion Cancer Center, Howard University, UT MD Anderson Cancer Center, Department of Radiation Oncology and Applied Science, Dartmouth Health, University of Washington, University of Florida College of Medicine, Washington University in St Louis, Emory University, University of Pennsylvania, OhioHealth, Indiana University School of Medicine, Department of Radiation Oncology

Abstract Preview: Purpose: To assess needs of medical physicists working in low-and-middle-income countries (LMICs)
Methods: A survey was developed by AAPM’s Global Needs Assessment Committee (GNAC) in partnership w...

Latent Diffusion for 3D CT Reconstruction from Biplanar X-Rays

Authors: Guha Balakrishnan, Osama R. Mawlawi, Yiran Sun, Ashok Veeraraghavan

Affiliation: RICE University, UT MD Anderson Cancer Center

Abstract Preview: Purpose:
Previous deep learning (DL) techniques such as X2CT-GAN [1] has shown great promise in reconstructing realistic CT volume from biplanar X-rays, however they introduce numerous artifacts in...

Posterior-Mean Diffusion Model for Realistic PET Image Reconstruction

Authors: Osama R. Mawlawi, Yiran Sun

Affiliation: RICE University, UT MD Anderson Cancer Center

Abstract Preview: Purpose: Conventional PET reconstruction methods often produce noisy images with artifacts due to data/model mismatches and inconsistencies. Recently, deep learning-based conditional denoising diffusi...