Multi-resolution registration of MR and PET images based on correlation ratio similarity / 生物医学工程学杂志
Journal of Biomedical Engineering
;
(6): 233-236, 2003.
Article
in Chinese
| WPRIM
| ID: wpr-311067
ABSTRACT
An effective MR and PET image registration method designed for clinical use is given in this paper. A new correlation ratio similarity measure for voxel intensity based medical image registration was adopted. Detailed discussion on methods of rigid transformation, resampling, multi-resolution medical image representation and optimization for accelerated multi-resolution registration scheme is also given in this paper. At last, experimental results based on clinical MR and PET medical images show that correlation ratio based multi-resolution registration method works well and is faster than most existing direct voxel intensity based registration methods under clinical scenario.
Full text:
Available
Index:
WPRIM (Western Pacific)
Main subject:
Algorithms
/
Image Processing, Computer-Assisted
/
Magnetic Resonance Imaging
/
Tomography, Emission-Computed, Single-Photon
/
Models, Statistical
/
Methods
Type of study:
Risk factors
Limits:
Humans
Language:
Chinese
Journal:
Journal of Biomedical Engineering
Year:
2003
Type:
Article
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