Exact Frequency-Domain Reconstruction for Thermoacoustic Tomography: I. Planar Geometry.
Yuan XuDazi FengLihong V. WangPublished in: IEEE Trans. Medical Imaging (2002)
Keyphrases
- frequency domain
- image reconstruction
- tomographic reconstruction
- discrete tomography
- fourier transform
- spatial domain
- limited angle
- three dimensional
- mathematical formalism
- radon transform
- denoising
- cross correlation
- feature extraction
- power spectrum
- subband
- frequency response
- spectrum analysis
- image processing
- fourier domain
- subpixel accuracy
- frequency domain analysis
- discrete fourier transform
- fourier analysis
- frequency analysis
- cone beam
- high resolution
- video sequences
- prolate spheroidal
- independent component analysis
- power spectra
- super resolution