Multiscale contrast enhancement for radiographies: Laplacian pyramid vs. fast wavelet transform.
Sabine DippelMartin StahlRafael WiemkerThomas BlaffertPublished in: IEEE Trans. Medical Imaging (2002)
Keyphrases
- contrast enhancement
- laplacian pyramid
- multiscale
- wavelet transform
- haar wavelet
- image compression
- image enhancement
- wavelet decomposition
- low contrast
- transfer function
- wavelet domain
- natural images
- scale space
- subband
- single scale
- wavelet coefficients
- translation invariant
- high frequency
- low pass
- edge detection
- gray level
- low frequency
- multiple scales
- image representation
- color images
- keypoints
- image features
- contourlet transform
- multiresolution
- image segmentation
- visual quality
- filter bank
- image fusion
- local binary pattern
- scale selection
- bit rate