Title :
Maximum likelihood methods for reconstructing an image in a region-of-interest for transmission tomography
Author :
Snyder, Donald L. ; O´Sullivan, Joseph A. ; Murphy, Ryan J. ; Politte, David G. ; Whiting, Bruce R. ; Williamson, Jefiey F.
Author_Institution :
Washington Univ., Saint Louis, MO, USA
Abstract :
Methods are described for forming a maximum-likelihood estimate of the attenuation density in a patient or object for transmission tomography in a region of interest. The methods converge monotonically to the same limit point.
Keywords :
image reconstruction; maximum likelihood estimation; stochastic processes; tomography; Poisson process; image reconstruction; maximum-likelihood estimation; projection rays; region-of-interest; transmission tomography; Attenuation; Computed tomography; Ear; Image converters; Image reconstruction; Iterative methods; Maximum likelihood estimation; Prosthetics; Stability; Structural beams;
Conference_Titel :
Signals, Systems and Computers, 2004. Conference Record of the Thirty-Seventh Asilomar Conference on
Print_ISBN :
0-7803-8104-1
DOI :
10.1109/ACSSC.2003.1291927
