Real phantom datasets for the evaluation of reconstruction algorithms at various dose conditions

Hao Gong, Chuang Miao, Hengyong Yu, Ge Wang, Guohua Cao

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

To reduce the radiation dose delivered to patients, a number of novel computed tomography (CT) reconstruction algorithms have been proposed to recover images from the sparsely sampled datasets or the datasets from low dose exposure. However, the performance of these algorithms has not been quantitatively evaluated with realistic CT datasets in an easily reproducible fashion. Here, we present four CT phantom datasets acquired from our bench-top micro-CT system. Such datasets can be used to provide the baseline for comparison among various CT reconstruction algorithms, in terms of noise level, contrast-to-noise ratio (CNR), uniformity, spatial resolution and CT number accuracy.

Original languageEnglish (US)
Title of host publication2014 IEEE 11th International Symposium on Biomedical Imaging, ISBI 2014
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages65-68
Number of pages4
ISBN (Electronic)9781467319591
DOIs
StatePublished - Jul 29 2014
Event2014 IEEE 11th International Symposium on Biomedical Imaging, ISBI 2014 - Beijing, China
Duration: Apr 29 2014May 2 2014

Publication series

Name2014 IEEE 11th International Symposium on Biomedical Imaging, ISBI 2014

Other

Other2014 IEEE 11th International Symposium on Biomedical Imaging, ISBI 2014
Country/TerritoryChina
CityBeijing
Period4/29/145/2/14

Keywords

  • CT Datasets
  • CT Phantom
  • Compressive sensing
  • Iterative reconstruction
  • Low dose

ASJC Scopus subject areas

  • Biomedical Engineering
  • Radiology Nuclear Medicine and imaging

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