Title

Formulation of four Katsevich algorithms in native geometry

Authors

Authors

A. Katsevich; K. Taguchi;A. A. Zamyatin

Comments

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Abbreviated Journal Title

IEEE Trans. Med. Imaging

Keywords

computed tomography (CT); cone beam reconstruction; exact algorithms; shift-invariant filtering; CONE-BEAM CT; FILTERED BACKPROJECTION; IMAGE-RECONSTRUCTION; INVERSION; ALGORITHM; COMPUTED-TOMOGRAPHY; SPIRAL CT; PI-LINES; PROJECTION; Computer Science, Interdisciplinary Applications; Engineering, ; Biomedical; Engineering, Electrical & Electronic; Imaging Science &; Photographic Technology; Radiology, Nuclear Medicine & Medical Imaging

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.

Journal Title

Ieee Transactions on Medical Imaging

Volume

25

Issue/Number

7

Publication Date

1-1-2006

Document Type

Article

Language

English

First Page

855

Last Page

868

WOS Identifier

WOS:000238781100005

ISSN

0278-0062

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