Medical ultrasound image compression using joint optimization of thresholding quantization and best-basis selection of wavelet packets.
Lakhwinder KaurSavita GuptaR. C. ChauhanS. C. SaxenaPublished in: Digit. Signal Process. (2007)
Keyphrases
- wavelet packet
- joint optimization
- medical ultrasound
- denoising
- ultrasound images
- filter bank
- subband
- wavelet transform
- sparse representation
- image denoising
- quadtree
- wavelet decomposition
- noisy images
- edge detection
- wavelet domain
- feature extraction
- natural images
- speckle reduction
- motion estimation
- frame rate
- image processing
- high frequency
- wavelet coefficients
- non stationary