Acoustic image enhancement using Gaussian and laplacian pyramid - a multiresolution based technique.
Priyadharsini RavisankarT. Sree SharmilaV. RajendranPublished in: Multim. Tools Appl. (2018)
Keyphrases
- image enhancement
- laplacian pyramid
- multiresolution
- contrast enhancement
- image processing
- image fusion
- wavelet transform
- image analysis
- edge detection
- quadtree
- discrete wavelet transform
- median filter
- texture analysis
- wavelet decomposition
- texture segmentation
- subband
- multiscale
- wavelet coefficients
- low contrast
- gaussian noise
- contourlet transform
- feature extraction
- zero crossing
- single scale
- image segmentation