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Encryption Based Image Watermarking Algorithm in 2DWT-DCT Domains.
Nayeem Hasan
Md. Saiful Islam
Wenyu Chen
Muhammad Ashad Kabir
Saad A. Al-Ahmadi
Published in:
Sensors (2021)
Keyphrases
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discrete cosine transform
discrete wavelet transform
multiresolution
wavelet transform
application domains
high frequency
frequency domain
subband
real world
secret key
rate distortion
spatial domain
low frequency
image compression
signal processing
low bit rate
digital watermarking
ciphertext
digital watermark