In this paper, a dual image watermarking technique is proposed to secure the data, which
utilizes the property of lifting wavelet transformation (LWT), singular value decomposition …

Digital data communication or sharing has increased day by data because of excessive
usage of the Internet. It is necessary to protect digital data from unauthorized access …

The major issues in most watermarking schemes are security, reliability, and robustness
against attacks. To achieve these objectives in a watermarking algorithm, the selection of a …

Nowadays copyright protection is mandatory in the field of image processing to removes the
illegitimate utilization and imitation of digital images. The digital image watermarking is one …

Watermarking is defined as about hiding any valuable information set in the particular digital
media by itself through modifying the particular graphic contents. In our proposed method …

Nature-inspired algorithms (NIAs) have gained a significant popularity in recent years to
tackle hard real world problems and solve complex optimization functions whose actual …

The major goal of digital image watermarking is to acquire security, robustness and
reliability against various attacks. To achieve this objective, embedding the watermark into …

In this paper, a multiple scaling factor based Semi-Blind watermarking scheme for grayscale
image watermarking using Online Sequential Extreme Learning Machine (OS-ELM) is …

One of the challenges that Singular Value Decomposition (SVD)-based algorithms in
watermarking face is the false positive problem while maintaining important parameters in …

The robust watermarking techniques have gained popularity over last decade as more and
more digital contents are being shared over Internet. This increase in data transmission also …