Lossy JPEG Compression in Quantitative Angiography: the Role of X-ray Quantum Noise.
Johannes Peter FritschRüdiger BrenneckePublished in: J. Digit. Imaging (2011)
Keyphrases
- x ray
- jpeg compression
- gaussian noise
- additive noise
- digital x ray images
- signal to noise ratio
- noisy images
- denoising
- x ray images
- digital images
- noise level
- intraoperative
- discrete wavelet transform
- watermarking algorithm
- dct coefficients
- three dimensional
- watermarking scheme
- maximum likelihood
- image restoration
- spatial domain
- low frequency
- discrete cosine transform
- lossy compression
- noise reduction
- image compression
- optical flow
- multiscale