A spatiotemporal Gaussian representation with a deformation network reconstructs 4D-CBCT from a 1-minute sparse-projection scan without prior images or explicit motion models.
Prior image constrained compressed sensing (PICCS): A method to accurately reconstruct dynamic CT images from highly undersampled projection data sets,
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Spatiotemporal Gaussian Optimization for 4D Cone Beam CT Reconstruction from Sparse Projections
A spatiotemporal Gaussian representation with a deformation network reconstructs 4D-CBCT from a 1-minute sparse-projection scan without prior images or explicit motion models.