Advances on terahertz single-pixel imaging

Q Hu, X Wei, Y Pang, L Lang - Frontiers in Physics, 2022‏ - frontiersin.org
Single-pixel imaging is a novel imaging technique that can obtain image information through
a single-pixel detector. It can effectively avoid the problem of lack of high-quality area array …

Multiple color image fusion, compression, and encryption using compressive sensing, chaotic-biometric keys, and optical fractional Fourier transform

MR Abuturab, A Alfalou - Optics & Laser Technology, 2022‏ - Elsevier
A new multiple color image fusion, compression, and encryption using compressive sensing,
chaotic-biometric keys, and optical fractional Fourier transform is proposed. In the proposed …

Computational ghost imaging with key-patterns for image encryption

C Xu, D Li, K Guo, Z Yin, Z Guo - Optics Communications, 2023‏ - Elsevier
Here, we propose an encryption scheme by computational ghost imaging (CGI), and the
transmitting data have been hidden in the illumination patterns. The sender uses a set of key …

Image encryption using fractional integral transforms: Vulnerabilities, threats, and future scope

G Kaur, R Agarwal, V Patidar - Frontiers in Applied Mathematics and …, 2022‏ - frontiersin.org
With the enormous usage of digital media in almost every sphere from education to
entertainment, the security of sensitive information has been a concern. As images are the …

Optical image encryption based on chaotic fingerprint phase mask and pattern-illuminated Fourier ptychography

Y Su, W Xu, J Zhao - Optics and Lasers in Engineering, 2020‏ - Elsevier
An optical image encryption scheme based on chaotic fingerprint phase masks (CFPMs)
and pattern-illuminated Fourier ptychography (FP) is proposed. During the encryption …

A visually secure asymmetric image encryption scheme based on RSA algorithm and hyperchaotic map

Q Xu, K Sun, C Zhu - Physica Scripta, 2020‏ - iopscience.iop.org
This paper proposes a visually secure asymmetric image encryption scheme based on
Rivest–Shamir–Adlemen (RSA) algorithm and hyperchaotic map. It combines the …

An optical image watermarking method based on computational ghost imaging and multiple logistic maps

Y Zhou, M Yang, B Zhou, Z **ao, L Sui - Applied Physics B, 2022‏ - Springer
An optical watermarking method is presented based on computational ghost imaging and
multiple logistic maps. Instead of directly embedding an original watermark into the host …

High-quality computational ghost imaging with multi-scale light fields optimization

H Wang, XQ Wang, C Gao, X Liu, Y Wang… - Optics & Laser …, 2024‏ - Elsevier
High-quality computational ghost imaging under low sampling rates has always attracted
much attention and plays an important role in practical applications. In this paper, a novel …

Efficient storage and encryption of 32-slice CT scan images using phase grating

A Patra, A Saha, K Bhattacharya - Arabian Journal for Science and …, 2023‏ - Springer
Medical images are treated as sensitive as it carries patients' confidential information and
hence must be protected from unauthorized access. So, a strong encryption mechanism is a …

Computational ghost imaging based on the conditional adversarial network

S Liansheng, Z Liwen, C Ying, X Zhaolin, T Ailing… - Optics …, 2021‏ - Elsevier
A framework of computational ghost imaging based on the conditional adversarial network is
proposed to efficiently implement the reconstruction of object images in this research …