Title

A parallel 3D piecewise constant reconstruction algorithm for asymmetric virus structures

Authors

Authors

R. E. Lynch; Y. C. Ji; D. C. Marinescu;H. Lin

Comments

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Keywords

3-DIMENSIONAL RECONSTRUCTION; PROJECTIONS; Computer Science, Interdisciplinary Applications; Computer Science, ; Software Engineering; Computer Science, Theory & Methods

Abstract

In this paper we present an improved method for computing the electron density of virus structures; it uses O(N-2) less work and is based on piecewise constant approximation of the Discrete Fourier Transform of the electron density. In these algorithms, the computations to determine the values of the 3D Discrete Fourier Transforms of the density of an asymmetric object can be naturally distributed over the nodes of a parallel system. Some computational results, pertaining to the accuracy, are also given.

Journal Title

Computational Science - Iccs 2003, Pt I, Proceedings

Volume

2657

Publication Date

1-1-2003

Document Type

Article

Language

English

First Page

437

Last Page

446

WOS Identifier

WOS:000184831700045

ISSN

0302-9743; 3-540-40194-6

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