1. Distance-driven projection and backprojection in three dimensions;De Man;Phys. Med. Biol.,2004
2. Fast calculation of the exact radiological path length for a three-dimensional CT array;Siddon;Med. Phys.,1985
3. One-pass list-mode em algorithm for high resolution 3d pet image reconstruction into large arrays;Reader;IEEE Trans. Nucl. Sci.,2002
4. H. Zhao A. J. Reader A fast ray-tracing technique to calculate line integral paths in voxel arrays
5. A fast cache-aware algorithm for the calculation of radiological paths exploiting subword parallelism;Sutter;Journal of Systems Architecture, Special Issue on Parallel Image Processing,1999