Characterization of statistical prior image constrained compressed sensing. I. Applications to time-resolved contrast-enhanced CT - Lauzier, Pascal Thériault; Chen, Guang-Hong (Medical physics (Lancaster), 2012)
Keywords: compressed sensing; Computed tomography; Computerised tomographs; computerised tomography; Contrast Media; data acquisition; Data acquisition and logging; Digital computing or data processing equipment or methods, specially adapted for specific applications; dynamic imaging; Edge enhancement; Female; Humans; Image data processing or generation, in general; image denoising; image enhancement; Image enhancement or restoration, e.g. from bit‐mapped to bit‐mapped creating a similar image; Image Processing, Computer-Assisted - methods; image reconstruction; iterative reconstruction algorithms; maximum a posteriori estimation; Medical image noise; medical image processing; Medical image quality; Medical image reconstruction; Medical imaging; Middle Aged; Models, Theoretical; Noise; Numerical modeling; phantoms; Phantoms, Imaging; Probability theory, stochastic processes, and statistics; Radiation Imaging Physics; Reconstruction; Spatial analysis; Spatial resolution; statistical distributions; Statistical model calculations; Time Factors; Tomography, X-Ray Computed - methods; computed tomography; iterative reconstruction algorithms; maximum a posteriori estimation; compressed sensing; dynamic imaging