Table of Contents
CT Image Restoration Based on I-Divergence Minimization
Abstract
Outline
Cochlear Implantation
Cochlear Implant System
Electrode Array in the Cochlea
Why Cochlear Imaging?
Spiral/Helical CT as a Linear System
Linear System - Blurring & Deblurring
Linear System Visualization
Traditional Solution
Linear Imaging
Discrepancy Is Decomposable
Discrepancy Is “Orthogonal”
Discrepancy Is Regular
Discrepancy Is Invariant to Scaling
Functional Form of Discrepancy
Discrepancy Measures
I-Divergence
I-Divergence in the Measurement Space
EM-like Iterative Deblurring
Why EM-Like Iterative Deblurring
Assumptions by Snyder et al.
Assumptions by Wang et al.
CT Image Deblurring Formulas
Unwrapping of the Cochlear Canal
Numerical Simulation
Patient Studies
References
Acknowledgments
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Author: Ge Wang, PhD
Email: ge-wang@uiowa.edu
Home Page: http://dolphin.radiology.uiowa.edu/ge
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