With the advent of the screen‐reading era, the confidential documents displayed on the
screen can be easily captured by a camera without leaving any traces. Thus, this paper …

The rapid progress in artificial intelligence and network communication has led to the
development of advanced regional medical systems, revolutionizing the way hospitals and …

Digital images have become an important carrier for people to access information in the
information age. However, with the development of this technology, digital images have …

QR (quick response) codes are widely used as an offline-to-online channel to convey
information (eg, links) from publicity materials (eg, display and print) to mobile devices …

Currently, digital mobile devices, especially smartphones, can be used to acquire
information conveniently through photograph taking. To protect information security in this …

In this paper, we propose a universal screen-shooting robust image watermarking scheme,
which can be used to embed extractable information into on-screen images for copyright …

Quaternion singular value decomposition (QSVD) is a robust technique of digital
watermarking that extracts high quality watermarks from watermarked images with low …

This paper proposes a screen-shooting resilient watermarking scheme via learned invariant
keypoints and QT; that is, if the watermarked image is displayed on the screen and captured …

Mobile devices have been increasingly used to take pictures without leaving a trace.
However, the application system can lead to confidential information leaks. A framework for …

Display field communication (DFC) is an unobtrusive display-to-camera technology that
transmits data within the frequency domain of images, ensuring that the embedded data are …