Color image watermarking based on quaternion Fourier transform and improved uniform log-polar mapping

Title
Color image watermarking based on quaternion Fourier transform and improved uniform log-polar mapping
Authors
Keywords
Color image watermarking, Log-polar mapping, Phase correlation, Quaternion discrete Fourier transform
Journal
COMPUTERS & ELECTRICAL ENGINEERING
Volume 46, Issue -, Pages 419-432
Publisher
Elsevier BV
Online
2015-04-10
DOI
10.1016/j.compeleceng.2015.03.004

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