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We study a lossy source coding problem for a memoryless remote source. The source data is broadcast over an arbitrarily varying channel (AVC) controlled by an adversary. One output of the AVC is received as input at the encoder, and another…

信息论 · 计算机科学 2017-04-26 Amitalok J. Budkuley , Bikash Kumar Dey , Vinod M. Prabhakaran

In a recent paper, we defined twisted unitary $1$-groups and showed that they automatically induced error-detecting quantum codes. We also showed that twisted unitary $1$-groups correspond to irreducible products of characters thereby…

量子物理 · 物理学 2024-04-09 Eric Kubischta , Ian Teixeira

Strongly conflict-avoiding codes (SCACs) are employed in a slot-asynchronous multiple-access collision channel without feedback to guarantee that each active user can send at least one packet successfully in the worst case within a fixed…

信息论 · 计算机科学 2016-05-17 Yijin Zhang , Yuan-Hsun Lo , Wing Shing Wong

Partial orders are used extensively for modeling and analyzing concurrent computations. In this paper, we define two properties of partially ordered sets: width-extensibility and interleaving-consistency, and show that a partial order can…

分布式、并行与集群计算 · 计算机科学 2014-10-07 Himanshu Chauhan , Vijay K. Garg

Concurrent systems are notoriously difficult to analyze, and technological advances such as weak memory architectures greatly compound this problem. This has renewed interest in partial order semantics as a theoretical foundation for formal…

计算机科学中的逻辑 · 计算机科学 2015-04-02 Alex Horn , Daniel Kroening

A lossy source code $\mathcal{C}$ with rate $R$ for a discrete memoryless source $S$ is called subset-universal if for every $0<R'< R$, almost every subset of $2^{nR'}$ of its codewords achieves average distortion close to the source's…

信息论 · 计算机科学 2015-03-13 Or Ordentlich , Ofer Shayevitz

Dynamical systems can be prone to severe fluctuations due to the presence of chaotic dynamics. This paper explains for a toy chaotic economic model how such a system can be regulated by the application of relatively weak control to keep the…

动力系统 · 数学 2018-01-31 Suddhasattwa Das , James Yorke

Machine learning models, especially deep neural networks (DNNs), have been shown to be vulnerable against adversarial examples which are carefully crafted samples with a small magnitude of the perturbation. Such adversarial perturbations…

计算机视觉与模式识别 · 计算机科学 2020-03-23 Anand Bhattad , Min Jin Chong , Kaizhao Liang , Bo Li , D. A. Forsyth

It is recently conjectured in quantum information processing that phase-shift errors occur with high probability than qubit-flip errors, hence the former is more disturbing to quantum information than the later one. This leads us to…

信息论 · 计算机科学 2009-11-30 Salah A. Aly

Linear models with additive unknown-but-bounded input disturbances are extensively used to model uncertainty in robust control systems design. Typically, the disturbance set is either assumed to be known a priori or estimated from data…

最优化与控制 · 数学 2022-08-22 Sampath Kumar Mulagaleti , Alberto Bemporad , Mario Zanon

In this work, we consider achievable secrecy rates for symmetric $K$-user ($K \ge 3$) interference channels with confidential messages. We find that nested lattice codes and layered coding are useful in providing secrecy for these channels.…

信息论 · 计算机科学 2016-11-17 Xiang He , Aylin Yener

In this work, we introduce convolutional codes for network-error correction in the context of coherent network coding. We give a construction of convolutional codes that correct a given set of error patterns, as long as consecutive errors…

信息论 · 计算机科学 2009-08-06 K. Prasad , B. Sundar Rajan

We derive a general formula of the minimum achievable rate for fixed-to-variable length coding with a regular cost function by allowing the error probability up to a constant $\varepsilon$. For a fixed-to-variable length code, we call the…

信息论 · 计算机科学 2017-10-11 Hideki Yagi , Ryo Nomura

Computing control invariant sets is paramount in many applications. The families of sets commonly used for computations are ellipsoids and polyhedra. However, searching for a control invariant set over the family of ellipsoids is…

最优化与控制 · 数学 2020-07-07 Benoît Legat , Saša V. Raković , Raphaël M. Jungers

Jailbreaking attacks on the vision modality typically rely on imperceptible adversarial perturbations, whereas attacks on the textual modality are generally assumed to require visible modifications (e.g., non-semantic suffixes). In this…

计算与语言 · 计算机科学 2025-10-07 Kuofeng Gao , Yiming Li , Chao Du , Xin Wang , Xingjun Ma , Shu-Tao Xia , Tianyu Pang

Machine learning algorithms are typically run on large scale, distributed compute infrastructure that routinely face a number of unavailabilities such as failures and temporary slowdowns. Adding redundant computations using coding-theoretic…

机器学习 · 计算机科学 2018-06-05 Jack Kosaian , K. V. Rashmi , Shivaram Venkataraman

This work presents novel achievable schemes for the 2-user symmetric linear deterministic interference channel with limited-rate transmitter cooperation and perfect secrecy constraints at the receivers. The proposed achievable scheme…

信息论 · 计算机科学 2013-04-04 Parthajit Mohapatra , Chandra R. Murthy

Synchronizations of processing elements (PEs) in massively parallel simulations, which arise due to communication or load imbalances between PEs, significantly affect the scalability of scientific applications. We have recently proposed a…

计算物理 · 物理学 2018-08-16 Konduri Aditya , Diego A. Donzis

Answer set programs used in real-world applications often require that the program is usable with different input data. This, however, can often lead to contradictory statements and consequently to an inconsistent program. Causes for…

人工智能 · 计算机科学 2022-08-18 Andre Thevapalan , Gabriele Kern-Isberner

To render a sequence testable, namely capable of identifying and detecting errors, it is necessary to apply a transformation that increases its length by introducing statistical dependence among symbols, as commonly exemplified by the…

信息论 · 计算机科学 2025-07-08 Aida Koch , Alix Petit