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Avtometriya

2007 year, number 3

INVESTIGATING THE 1/z2-FILTERING IN TOMOGRAPHY ALGORITHMS

A. V. Likhachev
Institute of Automation and Electrometry, Siberian Branch, Russian Academy of Sciences
Novosibirsk, Russia, E-mail: ipm1@iae.nsk.su
Pages: 239-245

Abstract

The filtering of projections in tomography algorithms, which is based on the regularization of distribution 1/z2, is investigated. Numerical simulations validate that changing the filter support will substantially improve the tomograms. Comparison of the results of reconstruction by the 1/z2-filtering algorithm and the Shepp