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In this article, a general information-plus-noise transmission model is assumed, the receiver end of which is composed of a large number of sensors and is unaware of the noise pattern. For this model, and under reasonable assumptions, a set…

信息论 · 计算机科学 2015-06-12 Julia Vinogradova , Romain Couillet , Walid Hachem

Interference Alignment (IA) is a transmission scheme which achieves 1/2 Degrees-of-Freedom (DoF) per transmit-antenna per user. The constraints imposed on the scheme are based on the linear receiver since conventional IA assumes Gaussian…

信息论 · 计算机科学 2014-02-12 B Hari Ram , K Giridhar

We study non-parametric frequency-domain system identification from a finite-sample perspective. We assume an open loop scenario where the excitation input is periodic and consider the Empirical Transfer Function Estimate (ETFE), where the…

系统与控制 · 电气工程与系统科学 2024-09-06 Anastasios Tsiamis , Mohamed Abdalmoaty , Roy S. Smith , John Lygeros

With the great advancements in large language models (LLMs), adversarial attacks against LLMs have recently attracted increasing attention. We found that pre-existing adversarial attack methodologies exhibit limited transferability and are…

计算与语言 · 计算机科学 2024-09-10 Zelin Li , Kehai Chen , Lemao Liu , Xuefeng Bai , Mingming Yang , Yang Xiang , Min Zhang

We propose a new approach to compute an interval over-approximation of the finite time reachable set for a large class of nonlinear systems. This approach relies on the notions of sensitivity matrices, which are the partial derivatives…

系统与控制 · 电气工程与系统科学 2021-04-19 Pierre-Jean Meyer , Murat Arcak

Estimating an individual treatment effect (ITE) is essential to personalized decision making. However, existing methods for estimating the ITE often rely on unconfoundedness, an assumption that is fundamentally untestable with observed…

统计方法学 · 统计学 2022-07-13 Mingzhang Yin , Claudia Shi , Yixin Wang , David M. Blei

In this paper I develop a breakdown frontier approach to assess the sensitivity of Local Average Treatment Effects (LATE) estimates to violations of monotonicity and independence of the instrument. I parametrize violations of independence…

计量经济学 · 经济学 2026-03-31 Pedro Picchetti

Recently, there has been much research into modelling of uncertainty in human perception through Fuzzy Sets (FSs). Most of this research has focused on allowing respondents to express their (intra) uncertainty using intervals. Here,…

人工智能 · 计算机科学 2019-07-11 Javier Navarro , Christian Wagner

Integrate-and-fire time encoding machines (IF-TEMs) provide an efficient framework for asynchronous sampling of bandlimited signals through discrete firing times. However, conventional IF-TEMs often exhibit excessive oversampling, leading…

信号处理 · 电气工程与系统科学 2025-11-13 Anshu Arora , Kaluguri Yashaswini , Satish Mulleti

Recently, there has been increasing concern about the vulnerability of deep neural network (DNN)-based synthetic aperture radar (SAR) automatic target recognition (ATR) to adversarial attacks, where a DNN could be easily deceived by clean…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Bowen Peng , Bo Peng , Jingyuan Xia , Tianpeng Liu , Yongxiang Liu , Li Liu

We consider a network of single-antenna sensors that observe an unknown deterministic parameter. Each sensor applies a phase shift to the observation and the sensors simultaneously transmit the result to a multi-antenna fusion center (FC).…

信息论 · 计算机科学 2015-06-11 Feng Jiang , Jie Chen , A. Lee Swindlehurst

In vehicular communications, reliable channel estimation is critical for the system performance due to the doubly-dispersive nature of vehicular channels. IEEE 802.11p standard allocates insufficient pilots for accurate channel tracking.…

信息论 · 计算机科学 2022-01-19 Abdul Karim Gizzini , Marwa Chafii , Shahab Ehsanfar , Raed M. Shubair

Unlike fixed-position arrays with static observation entropy, the scalable fluid antenna system (S-FAS) can dynamically adjust its aperture to form different observation spaces with configuration-dependent entropy budgets. This…

信号处理 · 电气工程与系统科学 2026-04-02 Tuo Wu , Kai-Kit Wong , Jie Tang , Ye Tian , Baiyang Liu , Maged Elkashlan , Kin-Fai Tong , Hing Cheung So , Matthew C. Valenti , Fumiyuki Adachi , Kwai-Man Luk

Contribution of this paper lies in the formulation and estimation of a generalized model for stochastic frontier analysis (SFA) that nests virtually all forms used and includes some that have not been considered so far. The model is based…

计量经济学 · 经济学 2020-10-13 Kamil Makieła , Błażej Mazur

Probabilistic sensitivity analysis identifies the influential uncertain input to guide decision-making. We propose a general sensitivity framework with respect to the input distribution parameters that unifies a wide range of sensitivity…

统计方法学 · 统计学 2023-02-10 Jiannan Yang

Shannon Entropy is the preeminent tool for measuring the level of uncertainty (and conversely, information content) in a random variable. In the field of communications, entropy can be used to express the information content of given…

信息论 · 计算机科学 2024-11-06 Bill Kay , Audun Myers , Thad Boydston , Emily Ellwein , Cameron Mackenzie , Iliana Alvarez , Erik Lentz

Energy management systems (EMS) rely on (non)-intrusive load monitoring (N)ILM to monitor and manage appliances and help residents be more energy efficient and thus more frugal. The robustness as well as the transfer potential of the most…

机器学习 · 计算机科学 2023-04-20 Blaž Bertalanič , Jakob Jenko , Carolina Fortuna

Transfer entropy (TE) is an information theoretic measure that reveals the directional flow of information between processes, providing valuable insights for a wide range of real-world applications. This work proposes Transfer Entropy…

信息论 · 计算机科学 2025-07-22 Omer Luxembourg , Dor Tsur , Haim Permuter

In a previous work one of the authors proposed a simple model for studying systems under pressure based on the Thomas-Fermi (TF) model of single atom. In this work we intend to extend the previous work to more general Thomas-Fermi models…

统计力学 · 物理学 2009-11-10 E. Cappelluti , L. Delle Site

Fast fluid antenna multiple access (FAMA) is an idea that promises to overcome severe interference in massive access scenarios by reconfiguring the antenna's position at the receiver side on a symbol-by-symbol basis, without the need of…

信号处理 · 电气工程与系统科学 2026-05-25 Noor Waqar , Kai-Kit Wong , Chan-Byoung Chae , Ross Murch