Computation of the signal-to-noise ratio of high-frequency magnetic resonance imagers.
Marc E. KowalskiJian-Ming JinJi ChenPublished in: IEEE Trans. Biomed. Eng. (2000)
Keyphrases
- high frequency
- signal to noise ratio
- magnetic resonance
- mr images
- low frequency
- medical images
- noise reduction
- image data
- visual quality
- brain images
- wavelet transform
- image registration
- mr imaging
- high resolution
- subband
- wavelet coefficients
- edge detection
- discrete wavelet transform
- magnetic resonance images
- low pass
- gaussian noise
- medical imaging
- wavelet domain
- pattern recognition
- image processing
- wiener filter