Wavelet-based multiresolution expectation maximization image reconstruction algorithm for positron emission tomography (PET).
Amar RahejaAtam P. DhawanPublished in: Medical Imaging: Image Processing (1999)
Keyphrases
- positron emission tomography
- multiresolution
- pet images
- image data
- image analysis
- expectation maximization
- higher resolution
- magnetic resonance
- multiscale
- wavelet transform
- pet ct
- magnetic resonance imaging
- image reconstruction
- ct images
- image segmentation
- input image
- mr images
- brain imaging
- medical images
- probability density function
- image fusion
- em algorithm
- mri images
- rigid registration
- image reconstruction algorithms
- displacement field
- feature points