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We investigate the problem of persistent monitoring, where a mobile agent has to survey multiple targets in an environment in order to estimate their internal states. These internal states evolve with linear stochastic dynamics and the…

系统与控制 · 电气工程与系统科学 2021-04-02 Samuel C. Pinto , Sean B. Andersson , Julien M. Hendrickx , Christos G. Cassandras

Non-deterministic Finite Automata (NFA) represent regular languages concisely, increasing their appeal for applications such as word recognition. This paper proposes a new approach to generate NFA from an interaction language such as UML…

形式语言与自动机理论 · 计算机科学 2023-08-04 Erwan Mahe , Boutheina Bannour , Christophe Gaston , Arnault Lapitre , Pascale Le Gall

Radio frequency (RF) signals have facilitated the development of non-contact human monitoring tasks, such as vital signs measurement, activity recognition, and user identification. In some specific scenarios, an RF signal analysis framework…

In this paper we address the problem of multiple camera calibration in the presence of a homogeneous scene, and without the possibility of employing calibration object based methods. The proposed solution exploits salient features present…

计算机视觉与模式识别 · 计算机科学 2013-08-05 Emanuel Aldea , Khurom H. Kiyani

Finite model finders give users the ability to specify properties of a system in mathematical logic and then automatically find concrete examples, called solutions, that satisfy the properties. These solutions are often viewed as a key…

形式语言与自动机理论 · 计算机科学 2023-05-30 Allison Sullivan

Software logging is critical for system observability, yet developers face a dual crisis of costly overlogging and risky underlogging. Existing automated logging tools often overlook the fundamental whether-to-log decision and struggle with…

软件工程 · 计算机科学 2025-11-25 Renyi Zhong , Yintong Huo , Wenwei Gu , Yichen Li , Michael R. Lyu

In this paper, we consider a multiuser massive single-input multiple-output (SIMO) enabled Industrial Internet of Things (IIoT) communication system. To reduce the latency and overhead caused by channel estimation, we assume that only the…

信息论 · 计算机科学 2019-03-06 Zheng Dong , He Chen , Jian-Kang Zhang , Branka Vucetic

Large Language Model (LLM)-based multi-agent systems are increasingly applied to automate computational workflows in science and engineering. However, how inter-agent dynamics influence reasoning quality and verification reliability remains…

人工智能 · 计算机科学 2025-11-07 Chuan Tian , Yilei Zhang

This paper addresses the sensing space identification of arbitrarily shaped continuous antennas. In the context of holographic multiple-input multiple-output (MIMO), a.k.a. large intelligent surfaces, these antennas offer benefits such as…

信息论 · 计算机科学 2023-09-29 Charles Vanwynsberghe , Jiguang He , Mérouane Debbah

Hyperparameter optimization (HPO) is increasingly used to automatically tune the predictive performance (e.g., accuracy) of machine learning models. However, in a plethora of real-world applications, accuracy is only one of the multiple --…

In this paper, a novel blind multi-user detection(MUD) framework for autonomous grant-free high-overloading non-orthogonal multiple access is introduced in detail aimed at fulfilling the requirements of fifth-generation massive Machine Type…

信息论 · 计算机科学 2017-12-08 Zhifeng Yuan , Yuzhou Hu , Weimin Li , Jianqiang Dai

We present a novel OCR-free document understanding framework based on pretrained Multimodal Large Language Models (MLLMs). Our approach employs multi-scale visual features to effectively handle various font sizes within document images. To…

计算机视觉与模式识别 · 计算机科学 2024-11-11 Jaeyoo Park , Jin Young Choi , Jeonghyung Park , Bohyung Han

This paper presents a phase-difference-based scheme for three-dimensional (3D) line-of-sight (LoS) user localization using a uniform planar array (UPA), applicable to both near-field and far-field regimes under the exact spherical-wave…

信号处理 · 电气工程与系统科学 2026-04-02 Sergey Isaev , Nikola Zlatanov

Computer-use agents provide a promising path toward general software automation because they can interact directly with arbitrary graphical user interfaces instead of relying on brittle, application-specific integrations. Despite recent…

人工智能 · 计算机科学 2026-05-01 Jinbiao Wei , Kangqi Ni , Yilun Zhao , Guo Gan , Arman Cohan

We propose a novel algorithm to estimate the channel covariance matrix of a desired user in multiuser massive MIMO systems. The algorithm uses only knowledge of the array response and rough knowledge of the angular support of the incoming…

信号处理 · 电气工程与系统科学 2020-06-15 Renato Luis Garrido Cavalcante , Slawomir Stanczak

Grant-free random access (GFRA) is now a popular protocol for large-scale wireless multiple access systems in order to reduce control signaling. Resource allocation in GFRA can be viewed as a form of frame slotted ALOHA, where a ubiquitous…

信息论 · 计算机科学 2024-07-29 Alix Jeannerot , Malcolm Egan , Jean-Marie Gorce

Multimodal object detection offers a promising prospect to facilitate robust detection in various visual conditions. However, existing two-stream backbone networks are challenged by complex fusion and substantial parameter increments. This…

计算机视觉与模式识别 · 计算机科学 2024-07-24 Weiying Xie , Yusi Zhang , Tianlin Hui , Jiaqing Zhang , Jie Lei , Yunsong Li

LoRa is a popular low-power wide-area network (LPWAN) technology that uses spread-spectrum to achieve long-range connectivity and resilience to noise and interference. For energy efficiency reasons, LoRa adopts a pure ALOHA access scheme,…

信号处理 · 电气工程与系统科学 2020-12-16 Mathieu Xhonneux , Joachim Tapparel , Orion Afisiadis , Alexios Balatsoukas-Stimming , Andreas Burg

This paper considers the slotted ALOHA protocol in a communication channel shared by N users. It is assumed that the channel has the multiple-packet reception (MPR) capability that allows the correct reception of up to M ($1 \leq M < N$)…

信息论 · 计算机科学 2017-07-26 Yijin Zhang , Yuan-Hsun Lo , Feng Shu , Jun Li

The proliferation of camera-enabled devices and large video repositories has led to a diverse set of video analytics applications. These applications rely on video pipelines, represented as DAGs of operations, to transform videos, process…

分布式、并行与集群计算 · 计算机科学 2021-05-31 Francisco Romero , Mark Zhao , Neeraja J. Yadwadkar , Christos Kozyrakis