Formulation of four Katsevich algorithms in native geometry.
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- Record sourced from PubMed, PMID 16827487.
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Abstract
We derive formulations of the four exact helical Katsevich algorithms in the native cylindrical detector geometry, which allow efficient implementation in modern computed tomography scanners with wide cone beam aperture. Also, we discuss some aspects of numerical implementation.
Medical subject headings
- Algorithms
- Imaging, Three-Dimensional
- Radiographic Image Interpretation, Computer-Assisted
- Signal Processing, Computer-Assisted
- Tomography, Spiral Computed