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The chance constrained optimal power flow (CC-OPF) essentially finds the low-cost generation dispatch scheme ensuring operational constraints are met with a specified probability, termed the security level. While the security level is a…

Optimization and Control · Mathematics 2025-06-24 Shenglu Wang , Kairui Feng , Mengqi Xue , Yue Song

The increasing complexity of neural networks and the energy consumption associated with training and inference create a need for alternative neuromorphic approaches, e.g. using optics. Current proposals and implementations rely on physical…

Optics · Physics 2023-08-31 Clara C. Wanjura , Florian Marquardt

Reservoir Computing is a novel computing paradigm which uses a nonlinear recurrent dynamical system to carry out information processing. Recent electronic and optoelectronic Reservoir Computers based on an architecture with a single…

We consider a Gaussian multiple access channel with $K$ transmitters, a (intended) receiver and an external eavesdropper. The transmitters wish to reliably communicate with the receiver while concealing their messages from the eavesdropper.…

Cryptography and Security · Computer Science 2015-04-23 Parisa Babaheidarian , Somayeh Salimi

Recently it was realized that linear optics and photo-detectors with feedback can be used for theoretically efficient quantum information processing. The first of three steps toward efficient linear optics quantum computation (eLOQC) was to…

Quantum Physics · Physics 2013-05-29 E. Knill

Liquid crystal (LC) technology provides a low-power and scalable approach to implement a reconfigurable intelligent surface (RIS). However, the LC-based RIS's phase-shift response is inherently frequency-dependent, which can lead to…

Signal Processing · Electrical Eng. & Systems 2025-08-07 Mohamadreza Delbari , Qikai Zhou , Robin Neuder , Alejandro Jiménez-Sáez , Vahid Jamali

This paper introduces the first two-dimensional XOR-based secret sharing scheme for layered multipath communication networks. We present a construction that guarantees successful message recovery and perfect privacy when an adversary…

Cryptography and Security · Computer Science 2025-09-30 Wai Ming Chan , Remi Chou , Taejoon Kim

We calculate the error threshold for the linear optics quantum computing proposal by Knill, Laflamme and Milburn [Nature 409, pp. 46--52 (2001)] under an error model where photon detectors have efficiency <100% but all other components --…

Quantum Physics · Physics 2023-11-27 Marcus Silva , Martin Roetteler , Christof Zalka

Quantization based on the binary codes is gaining attention because each quantized bit can be directly utilized for computations without dequantization using look-up tables. Previous attempts, however, only allow for integer numbers of…

Machine Learning · Computer Science 2020-10-23 Dongsoo Lee , Se Jung Kwon , Byeongwook Kim , Yongkweon Jeon , Baeseong Park , Jeongin Yun

In this paper we consider tandem error control coding and cryptography in the setting of the {\em wiretap channel} due to Wyner. In a typical communications system a cryptographic application is run at a layer above the physical layer and…

Information Theory · Computer Science 2015-09-24 Willie K Harrison , Steven W. McLaughlin

Recent advances in diffusion-based real-world image super-resolution (Real-ISR) have demonstrated remarkable perceptual quality, yet the balance between fidelity and controllability remains a problem: multi-step diffusion-based methods…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Yushun Fang , Yuxiang Chen , Shibo Yin , Qiang Hu , Jiangchao Yao , Ya Zhang , Xiaoyun Zhang , Yanfeng Wang

The emerging Internet of Things (IoTs) invokes increasing security demands that require robust encryption or anti-counterfeiting technologies. Albeit being acknowledged as efficacious solutions in processing elaborate graphical information…

While computation-enabled cryptosystems applied to control systems have improved security and privacy, a major issue is that the number of recursive operations on encrypted data is limited to a finite number of times in most cases,…

Systems and Control · Electrical Eng. & Systems 2025-12-25 Deuksun Hong , Donghyeon Song , Mingyu Jeong , Junsoo Kim

Recent years have witnessed a trend of secure processor design in both academia and industry. Secure processors with hardware-enforced isolation can be a solid foundation of cloud computation in the future. However, due to recent…

Cryptography and Security · Computer Science 2022-01-07 Deniz Gurevin , Chenglu Jin , Phuong Ha Nguyen , Omer Khan , Marten van Dijk

Visual Cryptography Schemes (VCS) based on the "XOR" operation (XVCS) exhibit significantly smaller pixel expansion and higher contrast compared to those based on the "OR" operation. Moreover, the "XOR" operation appears to possess superior…

Cryptography and Security · Computer Science 2023-05-24 Zizhuo Wang , Ziyang Xu , Xingxing Jia

Even orthogonal time frequency space (OTFS) has been shown as a promising modulation scheme for high mobility doubly-selective fading channels, its attainability of full diversity order in either time or frequency selective fading channels…

Signal Processing · Electrical Eng. & Systems 2025-01-03 Yao Ge , Lingsheng Meng , David González G. , Miaowen Wen , Yong Liang Guan , Pingzhi Fan

Simple authentication protocols based on conventional physical unclonable function (PUF) are vulnerable to modeling attacks and other security threats. This paper proposes an arbiter PUF based on a linear feedback shift register…

Cryptography and Security · Computer Science 2025-05-19 Yao Wang , Xue Mei , Zhengtai Chang , Wenbing Fan , Benqing Guo , Zhi Quan

The security of chaotic optical communication using time-frequency (TF) representation is analyzed in this paper. The mean scalogram ratio (MSR) of TF representation and peak sidelobe level of MSR are defined to detect message. Algorithm…

Cryptography and Security · Computer Science 2010-08-31 Qingchun Zhao , Hongxi Yin

We propose a secure and lightweight key based challenge obfuscation for strong PUFs. Our architecture is designed to be resilient against learning attacks. Our obfuscation mechanism uses non-linear feedback shift registers (NLFSRs).…

Cryptography and Security · Computer Science 2022-07-25 Kleber Stangherlin , Zhuanhao Wu , Hiren Patel , Manoj Sachdev

Communication through optical fibres experiences limitations due to chromatic dispersion and nonlinear Kerr effects that degrade the signal. Mitigating these impairments is typically done using complex digital signal processing algorithms.…