papers
Publications (2)
cs.CV2026
Astra: a generalizable report generation foundation model for 3D computed tomography
Zhuhao Wang, Fang Chen, Chaohui Yu +19
Astra is a foundation model that automatically generates radiology reports from thoracoabdominal CT scans, handling multiple organ regions and maintaining consistent style across d…
#ct report generation#medical imaging#foundation models#reinforcement learning
cs.CV2026
PHASOR: Anatomy- and Phase-Consistent Volumetric Diffusion for CT Virtual Contrast Enhancement
Zilong Li, Dongyang Li, Chenglong Ma +6
Contrast-enhanced computed tomography (CECT) is pivotal for highlighting tissue perfusion and vascularity, yet its clinical ubiquity is impeded by the invasive nature of contrast a…