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Nonsubsampled contourlet transform and k-means clustering for degraded document image binarization.
Et-Tahir Zemouri
Youcef Chibani
Published in:
J. Electronic Imaging (2019)
Keyphrases
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image binarization
document images
nonsubsampled contourlet transform
image fusion
euler number
binarization method
optical character recognition
infrared
remote sensing
hardware implementation
multiscale
data fusion
contourlet transform
multiresolution
wavelet transform
distance measure