This paper presents a numerically robust, GPU-parallel forward and backward projector for X-ray CT that works on arbitrary convex tetrahedral meshes.
Tomo- graphic reconstruction using an adaptive tetrahedral mesh defined by a point cloud,
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Numerically robust tetrahedron-based tomographic forward and backward projectors on parallel architectures
This paper presents a numerically robust, GPU-parallel forward and backward projector for X-ray CT that works on arbitrary convex tetrahedral meshes.