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Large Language Models (LLMs) have demonstrated impressive capability in different tasks and are bringing transformative changes to many domains. However, keeping the knowledge in LLMs up-to-date remains a challenge once pretraining is…

Computation and Language · Computer Science 2024-07-24 Xiou Ge , Ali Mousavi , Edouard Grave , Armand Joulin , Kun Qian , Benjamin Han , Mostafa Arefiyan , Yunyao Li

Mobile Edge Computing (MEC) holds excellent potential in Congestion Management (CM) of 6G vehicular networks. A reasonable schedule of MEC ensures a more reliable and efficient CM system. Unfortunately, existing parallel and sequential…

Networking and Internet Architecture · Computer Science 2023-06-16 Ke Deng , Zhiyuan He , Haohan Lin , Hao Zhang , Desheng Wang

Semantic knowledge bases are regarded as a promising technology for upcoming 6G communications. However, existing studies mainly focus on source-side semantic modeling while overlooking the structural impact of propagation environments on…

Information Theory · Computer Science 2026-04-08 Xudong Long , Hao Chen , Dan Wang , Chen Qiu , Nan Ma , Xiaodong Xu , Yubin Zhao

Efficient coverage of unknown environments requires robots to adapt their paths in real time based on on-board sensor data. In this paper, we introduce CAP, a connectivity-aware hierarchical coverage path planning algorithm for efficient…

Robotics · Computer Science 2025-03-04 Zongyuan Shen , Burhanuddin Shirose , Prasanna Sriganesh , Matthew Travers

Channel knowledge map (CKM) is a promising technology to enable environment-aware wireless communications and sensing. Link state map (LSM) is one particular type of CKM that aims to learn the location-specific line-of-sight (LoS) link…

Information Theory · Computer Science 2024-09-04 Yuhang Yang , Xiaoli Xu , Yong Zeng , Haijian Sun , Rose Qingyang Hu

Reinforcement Learning enables agents to learn optimal behaviors through interactions with environments. However, real-world environments are typically non-stationary, requiring agents to continuously adapt to new tasks and changing…

Artificial Intelligence · Computer Science 2026-01-21 Jinwu Hu , Zihao Lian , Zhiquan Wen , Chenghao Li , Guohao Chen , Xutao Wen , Bin Xiao , Mingkui Tan

We propose STEAM (Spatial, Temporal, and Emergent congestion Awareness for MAPF), a training-free test-time enhancement framework for learning-based decentralized Multi-Agent Path Finding (MAPF) in discrete environments. Given a pretrained…

Robotics · Computer Science 2026-05-21 Mingyang Feng , Mengnuo Zhang , Shaoyuan Li , Xiang Yin

This paper focuses on designing a consistent and efficient filter for map-based visual-inertial localization. First, we propose a new Lie group with its algebra, based on which a novel invariant extended Kalman filter (invariant EKF) is…

Robotics · Computer Science 2022-04-27 Zhuqing Zhang , Yang Song , Shoudong Huang , Rong Xiong , Yue Wang

Millimeter-wave (mmWave) communication is a promising technology to meet the ever-growing data traffic of vehicular communications. Unfortunately, more frequent channel estimations are required in this spectrum due to the narrow beams…

Signal Processing · Electrical Eng. & Systems 2019-11-06 Sina Shaham , Matthew Kokshoorn , Ming Ding , Zihuai Lin , Mahyar Shirvanimoghaddam

Channel attention mechanisms endeavor to recalibrate channel weights to enhance representation abilities of networks. However, mainstream methods often rely solely on global average pooling as the feature squeezer, which significantly…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Yangbo Jiang , Zhiwei Jiang , Le Han , Zenan Huang , Nenggan Zheng

This paper considers methods for delivering ultra reliable low latency communication (URLLC) to enable mission-critical Internet of Things (IoT) services in wireless environments with unknown channel distribution. The methods rely upon the…

Information Theory · Computer Science 2025-02-18 Hongsen Peng , Tobias Kallehauge , Meixia Tao , Petar Popovski

While Large Language Models (LLMs) possess significant capabilities in open-world agent tasks, they also face challenges in rapidly adapting to new, specialized tasks due to their reliance on static pre-trained knowledge. Traditional…

Computation and Language · Computer Science 2025-06-25 Kelin Fu , Kaigui Bian

We consider the problem of energy-efficient point-to-point transmission of delay-sensitive data (e.g. multimedia data) over a fading channel. Existing research on this topic utilizes either physical-layer centric solutions, namely…

Machine Learning · Computer Science 2017-03-29 Nicholas Mastronarde , Mihaela van der Schaar

Filtering - the task of estimating the conditional distribution for states of a dynamical system given partial and noisy observations - is important in many areas of science and engineering, including weather and climate prediction.…

Machine Learning · Computer Science 2025-03-25 Eviatar Bach , Ricardo Baptista , Enoch Luk , Andrew Stuart

Multi-Agent Path Finding (MAPF) in crowded environments presents a challenging problem in motion planning, aiming to find collision-free paths for all agents in the system. MAPF finds a wide range of applications in various domains,…

Robotics · Computer Science 2025-01-06 Phu Pham , Aniket Bera

Many rescue missions demand effective perception and real-time decision making, which highly rely on effective data collection and processing. In this study, we propose a three-layer architecture of emergency caching networks focusing on…

Networking and Internet Architecture · Computer Science 2024-02-28 Zeyu Tian , Lianming Xu , Liang Li , Li Wang , Aiguo Fei

Channel covariance matrix (CCM) is one critical parameter for designing the communications systems. In this paper, a novel framework of the deep learning (DL) based CCM estimation is proposed that exploits the perception of the transmission…

Signal Processing · Electrical Eng. & Systems 2023-04-19 Weihua Xu , Feifei Gao , Jianhua Zhang , Xiaoming Tao , Ahmed Alkhateeb

This paper presents a novel two-stage method for constructing channel knowledge maps (CKMs) specifically for A2G (Aerial-to-Ground) channels in the presence of non-cooperative interfering nodes (INs). We first estimate the interfering…

Signal Processing · Electrical Eng. & Systems 2024-12-03 Le Zhao , Zesong Fei , Xinyi Wang , Jingxuan Huang , Yuan Li , Yan Zhang

Distributed reinforcement learning policies face network delays, jitter, and packet loss when deployed across edge devices and cloud servers. Standard RL training assumes zero-latency interaction, causing severe performance degradation…

Machine Learning · Computer Science 2026-03-16 Carlos Purves , Pietro Lio'

Recent research in Cooperative Coevolution~(CC) have achieved promising progress in solving large-scale global optimization problems. However, existing CC paradigms have a primary limitation in that they require deep expertise for selecting…

Machine Learning · Computer Science 2025-04-25 Hongshu Guo , Wenjie Qiu , Zeyuan Ma , Xinglin Zhang , Jun Zhang , Yue-Jiao Gong