A two-stage zero-shot CT super-resolution framework that upscales 2D X-ray projections with a diffusion prior and reconstructs the 3D volume using negative-density 3D Gaussian splatting.
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Zero-shot CT Super-Resolution using Diffusion-based 2D Projection Priors and Signed 3D Gaussians
A two-stage zero-shot CT super-resolution framework that upscales 2D X-ray projections with a diffusion prior and reconstructs the 3D volume using negative-density 3D Gaussian splatting.