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Expectation maximization (EM) algorithms using polar symmetriesfor computed tomography(CT) image reconstruction

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Expectation maximization (EM) algorithms using polar symmetriesfor computed tomography(CT) image reconstruction

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Rodríguez Álvarez, MJ.; Soriano Asensi, A.; Iborra Carreres, A.; Sánchez Martínez, F.; González Martínez, AJ.; Conde, P.; Hernández Hernández, L.... (2013). Expectation maximization (EM) algorithms using polar symmetriesfor computed tomography(CT) image reconstruction. Computers in Biology and Medicine. 43(8):1053-1061. doi:10.1016/j.compbiomed.2013.04.015

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Title: Expectation maximization (EM) algorithms using polar symmetriesfor computed tomography(CT) image reconstruction
Author: Rodríguez Álvarez, María José Soriano Asensi, Antonio Iborra Carreres, Amadeo Sánchez Martínez, Filomeno González Martínez, Antonio Javier Conde, P. Hernández Hernández, Liczandro Moliner Martínez, Laura Orero Palomares, Abel Vidal San Sebastián, Luis Fernando Benlloch Baviera, Jose María
UPV Unit: Universitat Politècnica de València. Departamento de Matemática Aplicada - Departament de Matemàtica Aplicada
Universitat Politècnica de València. Instituto de Instrumentación para Imagen Molecular - Institut d'Instrumentació per a Imatge Molecular
Issued date:
Abstract:
We suggest a symmetric-polar pixellation scheme which makes possible a reduction of the computational cost for expectation maximization (EM) iterative algorithms. The proposed symmetric-polar pixellation allows us to deal ...[+]
Subjects: Computed tomography , Polar geometry , MLEM , FBP , OSEM , 3D images
Copyrigths: Reserva de todos los derechos
Source:
Computers in Biology and Medicine. (issn: 0010-4825 )
DOI: 10.1016/j.compbiomed.2013.04.015
Publisher:
Elsevier
Publisher version: http://dx.doi.org/10.1016/j.compbiomed.2013.04.015
Project ID:
Spanish Plan Nacional de Investigación Cientí¿ca, Desarrollo e Innovación Tecnológica (I+D+I) under Grant, FIS2010-21216-CO2-0
Valencian Local Government under Grant Nos. PROMETEO 2008/114 and APOSTD/2010/012
Thanks:
This work was supported by the Spanish Plan Nacional de Investigacion Cientifica, Desarrollo e Innovacion Tecnologica (I+D+I) under Grant, FIS2010-21216-CO2-01, Valencian Local Government under Grant Nos. PROMETEO 2008/114 ...[+]
Type: Artículo

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