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This paper attempts to accurately model security requirements for computational grid environments with particular focus on authentication. We introduce the Audited Credential Delegation (ACD) architecture as a solution to some of the…

Software Engineering · Computer Science 2010-01-29 Ali N. Haidar , P. V. Coveney , Ali E. Abdallah , P. Y. A Ryan , B. Beckles , J. M. Brooke , M . A. S. Jones

With the maturation of quantum computing technology, many cryptographic methods are gradually facing threats from quantum computing. Although the Grover algorithm can accelerate search speeds, current research indicates that the Advanced…

Cryptography and Security · Computer Science 2024-07-17 Abel C. H. Chen

Compressed sensing multi-user detection (CS-MUD) algorithms play a key role in optimizing grant-free (GF) non-orthogonal multiple access (NOMA) for massive machine-type communications (mMTC). However, current CS-MUD algorithms cannot be…

Signal Processing · Electrical Eng. & Systems 2023-10-04 Leatile Marata , Onel Luis Alcaraz López , Andreas Hauptmann , Hamza Djelouat , Hirley Alves

A new adaptive mesh refinement (AMR) version of the ZEUS-3D astrophysical magnetohydrodynamical (MHD) fluid code, AZEuS, is described. The AMR module in AZEuS has been completely adapted to the staggered mesh that characterises the ZEUS…

Instrumentation and Methods for Astrophysics · Physics 2012-03-05 Jon P. Ramsey , David A. Clarke , Alexander B. Men'shchikov

Security-constrained unit commitment (SCUC) model is used for power system day-ahead scheduling. However, current SCUC model uses a static network to deliver power and meet demand optimally. A dynamic network can provide a lower optimal…

Optimization and Control · Mathematics 2021-12-16 Arun Venkatesh Ramesh , Xingpeng Li , Kory W. Hedman

Reliability is an important requirement for both communication and storage systems. Due to continuous scale down of technology multiple adjacent bits error probability increases. The data may be corrupted due soft errors. Error correction…

Hardware Architecture · Computer Science 2020-02-19 Sayan Tripathi , Jhilam Jana , Jaydeb Bhaumik

We propose a low-complexity transmission strategy in multi-user multiple-input multiple-output downlink systems. The adaptive strategy adjusts the precoding methods, denoted as the transmission mode, to improve the system sum rates while…

Information Theory · Computer Science 2014-03-19 Haijing Liu , Hui Gao , Anzhong Hu , Tiejun Lv

This paper deals with the merger of the two lightweight stream ciphers: A5by1 and Trivium. The idea is to make the key stream generation more secure and to remove the attacks of the individual algorithms. The bits generated by the Trivium…

Cryptography and Security · Computer Science 2018-06-22 Krishnendu Rarhi , Rhea Bonnerji , Simanta Sarkar , Abhishek Bhattacharya

Production recommendation systems rely on embedding methods to represent various features. An impeding challenge in practice is that the large embedding matrix incurs substantial memory footprint in serving as the number of features grows…

Information Retrieval · Computer Science 2019-03-04 Xiaorui Wu , Hong Xu , Honglin Zhang , Huaming Chen , Jian Wang

Zero-knowledge (ZK) circuits enable privacy-preserving computations and are central to many cryptographic protocols. Systems like Circom simplify ZK development by combining witness computation and circuit constraints in one program.…

Cryptography and Security · Computer Science 2026-05-26 Hideaki Takahashi , Jihwan Kim , Suman Jana , Junfeng Yang

In this paper we extend to asymmetric quantum error-correcting codes (AQECC) the construction methods, namely: puncturing, extending, expanding, direct sum and the (u|u + v) construction. By applying these methods, several families of…

Quantum Physics · Physics 2013-03-04 Giuliano G. La Guardia

We present a new family of signal constellations, called log constellations, that can be used to design near-capacity coded modulation schemes over additive exponential noise (AEN) channels. Log constellations are designed by geometrically…

Information Theory · Computer Science 2011-11-29 Stéphane Y. Le Goff

Transducer and Attention based Encoder-Decoder (AED) are two widely used frameworks for speech-to-text tasks. They are designed for different purposes and each has its own benefits and drawbacks for speech-to-text tasks. In order to…

Computation and Language · Computer Science 2023-05-08 Yun Tang , Anna Y. Sun , Hirofumi Inaguma , Xinyue Chen , Ning Dong , Xutai Ma , Paden D. Tomasello , Juan Pino

In this paper a novel family of codes for modified spectral-amplitude-coding optical code division multiple access (SAC-OCDMA) is introduced. The proposed codes exist for more number of processing gains comparing to the previously reported…

Information Theory · Computer Science 2010-09-24 Mohammad Noshad , Kambiz Jamshidi

Out of distribution (OOD) detection remains a critical challenge in malware classification due to the substantial intra family variability introduced by polymorphic and metamorphic malware variants. Most existing deep learning based malware…

Cryptography and Security · Computer Science 2025-12-22 Tosin Ige , Christopher Kiekintveld , Aritran Piplai , Asif Rahman , Olukunle Kolade , Sasidhar Kunapuli

A new image encryption scheme using the advanced encryption standard (AES), a chaotic map, a genetic operator, and a fuzzy inference system is proposed in this paper. In this work, plain images were used as input, and the required security…

Cryptography and Security · Computer Science 2023-11-06 Mahdi Shariatzadeh , Mohammad Javad Rostami , Mahdi Eftekhari

Detecting anomalous nodes in attributed networks, where each node is associated with both structural connections and descriptive attributes, is essential for identifying fraud, misinformation, and suspicious behavior in domains such as…

Social and Information Networks · Computer Science 2025-10-31 Apu Chakraborty , Anshul Kumar , Gagan Raj Gupta

In industry, machine anomalous sound detection (ASD) is in great demand. However, collecting enough abnormal samples is difficult due to the high cost, which boosts the rapid development of unsupervised ASD algorithms. Autoencoder (AE)…

Sound · Computer Science 2023-11-16 Yifan Zhou , Dongxing Xu , Haoran Wei , Yanhua Long

New near-capacity continuous-variable quantum key distribution (CV-QKD) reconciliation schemes are proposed, where both the authenticated classical channel (ClC) and the quantum channel (QuC) for QKD are protected by separate forward error…

Quantum Physics · Physics 2024-03-26 Xin Liu , Chao Xu , Yasir Noori , Soon Xin Ng , Lajos Hanzo

Modern computers have graphics cards with much higher theoretical efficiency than conventional CPU. The paper presents application possibilities GPU CUDA acceleration for encryption of data using the new architecture tailored to the 3DES…

Distributed, Parallel, and Cluster Computing · Computer Science 2013-05-21 Lukasz Swierczewski
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