Title of article :
HDWT-based grayscale watermark for copyright protection
Author/Authors :
Ester Yen، نويسنده , , Kai-Shiang Tsai، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2008
Keywords :
Watermark embedding , Insertion algorithm , Watermark extraction , Harr discrete wavelet transform
Journal title :
Expert Systems with Applications
Journal title :
Expert Systems with Applications