Optical correlators are efficient optical systems that have gained a wide range of
applications both in image recognition and encryption, due to their special properties that …

This paper proposes a fast image encryption method using parallel compressive sensing
(PCS), composite chaos and DNA sequence. Firstly, to reduce the amount of information …

The rapid growth of multimedia communication systems has expanded the High-Efficiency
Video Coding (HEVC) security applications precipitously. Therefore, there is an urgent …

The issue of information security in photonics environment has attracted more and more
attention, especially when the secure communication of optical digital images has become a …

We propose optical image encryption and authentication in the linear canonical transform
(LCT) method by using a sparse representation technique. The linearity in the LCT based …

Due to the rapid growth of telemedicine and healthcare services, color medical image
security applications have been expanded precipitously. In this paper, an asymmetric …

The last few years have seen a lot of work to address the challenge of low-latency and high-
throughput convolutional neural network inference. Integrated photonics has the potential to …

As a promising technique, the spatial information of an object can be acquired by employing
active illumination of sinusoidal patterns in the Fourier single-pixel imaging. However, the …

A novel nonlinear encryption–decryption system based on a joint transform correlator (JTC)
and the Gyrator transform (GT) for the simultaneous encryption and decryption of multiple …

In this study, an internal fingerprint-guided epidermal thickness of fingertip skin is proposed
for optical image encryption based on optical coherence tomography (OCT) combined with …