3 papers
physics.med-ph2026
Novel Asymmetrical High-Resolution and High-Sensitivity Brain Dedicated PET system: Design optimization and performance evaluation
Yuemeng Feng, Lisa Blackberg, Arkadiusz Sitek +1
Objective. This study investigates the best achievable performance of a brain-dedicated PET system with high resolution and sensitivity by evaluating different detector configurati…
physics.med-ph2025
Collimator-less SPECT System Design for Dynamic Whole-body Imaging
Yuemeng Feng, Arkadiusz Sitek, Shadi Abdar Esfahani +1
In this study, we introduce a Compton SPECT system for whole-body imaging of Actinium-225 (225Ac), one of the trending radionuclides for targeted alpha therapy (TAT). The Compton S…
eess.IV2025
Application of Spherical Convolutional Neural Networks to Image Reconstruction and Denoising in Nuclear Medicine
Amirreza Hashemi, Yuemeng Feng, Arman Rahmim +1
This work investigates use of equivariant neural networks as efficient and high-performance frameworks for image reconstruction and denoising in nuclear medicine. Our work aims to…