An Improved Imperceptibility and Robustness of 4x4 DCT-SVD Image Watermarking Using Modified Entropy

• Main Authors: Ernawan, Ferda, Ramalingam, Mritha, Sadiq, Ali Safa, Zuriani, Mustaffa
• Format: Article
• Language: English
• Published: Universiti Teknikal Malaysia Melaka (UTeM) 2017
• Subjects: QA75 Electronic computers. Computer science
• Online Access: http://umpir.ump.edu.my/id/eprint/18618/1/2602-7025-1-SM.pdf; http://umpir.ump.edu.my/id/eprint/18618/; http://journal.utem.edu.my/index.php/jtec/article/view/2602
• Institution: Universiti Malaysia Pahang

A digital protection against unauthorized distribution of digital multimedia is highly on demand. Digital watermarking is a defence in multimedia protection for authorized ownership. This paper proposes an improved watermarking based on 4×4 DCT-SVD blocks using modified entropy in image watermarking...