A Multi Directional Perfect Reconstruction Filter Bank Designed with 2-D Eigenfilter Approach: Application to Ultrasound Speckle Reduction.
Madhukar NagareBhushan D. PatilRaghunath S. HolambePublished in: J. Medical Syst. (2017)
Keyphrases
- filter bank
- perfect reconstruction
- subband
- ultrasound images
- multiscale
- multiresolution
- wavelet transform
- signal processing
- wavelet packet
- low pass
- reconstruction error
- frequency domain
- wavelet filters
- lifting scheme
- computationally efficient
- bit rate
- maximum likelihood
- discrete cosine transform
- edge detection
- noise reduction
- speckle noise
- lossless compression
- wavelet decomposition
- discrete wavelet transform
- image compression
- feature vectors