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Acoustic image enhancement using Gaussian and laplacian pyramid - a multiresolution based technique.
Priyadharsini Ravisankar
T. Sree Sharmila
V. Rajendran
Published in:
Multim. Tools Appl. (2018)
Keyphrases
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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