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Artificial intelligence (AI) substantially enhances channel state information (CSI) acquisition performance but is limited by its reliance on single-modality information and deployment challenges, particularly in dataset collection. This…

Information Theory · Computer Science 2025-06-27 Jiajia Guo , Yiming Cui , Shi Jin

This paper introduces the use of static electromagnetic skins (EMSs) to enable robust device localization via channel charting (CC) in realistic urban environments. We develop a rigorous optimization framework that leverages EMS to enhance…

Signal Processing · Electrical Eng. & Systems 2025-08-12 Mahdi Maleki , Reza Agahzadeh Ayoubi , Marouan Mizmizi , Umberto Spagnolini

We propose a Bayesian method for distributed sequential localization of mobile networks composed of both cooperative agents and noncooperative objects. Our method provides a consistent combination of cooperative self-localization (CS) and…

Information Theory · Computer Science 2016-01-01 Florian Meyer , Ondrej Hlinka , Henk Wymeersch , Erwin Riegler , Franz Hlawatsch

A digital twin (DT) leverages a virtual representation of the physical world, along with communication (e.g., 6G), computing (e.g., edge computing), and artificial intelligence (AI) technologies to enable many connected intelligence…

Machine Learning · Computer Science 2023-04-26 Christo Kurisummoottil Thomas , Walid Saad , Yong Xiao

In this paper, we propose a learning-based low-overhead channel estimation method for coordinated beamforming in ultra-dense networks. We first show through simulation that the channel state information (CSI) of geographically separated…

Information Theory · Computer Science 2017-05-16 Sheng Chen , Zhiyuan Jiang , Jingchu Liu , Rath Vannithamby , Sheng Zhou , Zhisheng Niu , Ye Wu

With a significant increase in area throughput, Massive MIMO has become an enabling technology for fifth generation (5G) wireless mobile communication systems. Although prototypes were built, an openly available dataset for channel impulse…

Signal Processing · Electrical Eng. & Systems 2019-02-11 Maximilian Arnold , Jakob Hoydis , Stephan ten Brink

Cross-technology communication (CTC) is a promising technique that enables direct communications among incompatible wireless technologies without needing hardware modification. However, it has not been widely adopted in real-world…

Information Theory · Computer Science 2024-02-16 Shumin Yao , Xiaodong Xu , Hao Chen , Yaping Sun , Qinglin Zhao

This paper presents an end-to-end deep learning framework in a movable antenna (MA)-enabled multiuser communication system. In contrast to the conventional works assuming perfect channel state information (CSI), we address the practical CSI…

Information Theory · Computer Science 2025-09-16 Ruizhi Zhang , Yuchen Zhang , Lipeng Zhu , Ying Zhang , Rui Zhang

Cross-Domain Few-shot Semantic Segmentation (CD-FSS) aims to train generalized models that can segment classes from different domains with a few labeled images. Previous works have proven the effectiveness of feature transformation in…

Computer Vision and Pattern Recognition · Computer Science 2024-05-27 Jiayi Chen , Rong Quan , Jie Qin

Content Centric Networking (CCN) is a new network infrastructure around content dissemination and retrieval, shift from host addresses to named data. Each CCN router has a cache to store the chunks passed by it. Therefore the caching…

Networking and Internet Architecture · Computer Science 2017-01-11 Yang Li , Tao Lin , Hui Tang , Peng Sun

Designing a robust affinity model is the key issue in multiple target tracking (MTT). This paper proposes a novel affinity model by learning feature representation and distance metric jointly in a unified deep architecture. Specifically, we…

Computer Vision and Pattern Recognition · Computer Science 2018-02-12 Jun Xiang , Guoshuai Zhang , Jianhua Hou , Nong Sang , Rui Huang

In this paper we study the use of the Channel State Information (CSI) as fingerprint inputs of a Convolutional Neural Network (CNN) for localization. We examine whether the CSI can be used as a distinct fingerprint corresponding to a single…

Information Theory · Computer Science 2021-01-25 Anastasios Foliadis , Mario H. Castañeda Garcia , Richard A. Stirling-Gallacher , Reiner S. Thomä

Training networks to perform metric relocalization traditionally requires accurate image correspondences. In practice, these are obtained by restricting domain coverage, employing additional sensors, or capturing large multi-view datasets.…

Computer Vision and Pattern Recognition · Computer Science 2020-11-03 Mike Kasper , Fernando Nobre , Christoffer Heckman , Nima Keivan

Self-localization on a 3D map by using an inexpensive monocular camera is required to realize autonomous driving. Self-localization based on a camera often uses a convolutional neural network (CNN) that can extract local features that are…

Robotics · Computer Science 2025-12-19 Satoshi Kikuchi , Masaya Kato , Tsuyoshi Tasaki

Appropriate allocation of system resources is essential for meeting the increased user-traffic demands in the next generation wireless technologies. Traditionally, the system relies on channel state information (CSI) of the users for…

Machine Learning · Computer Science 2020-05-15 Sahar Imtiaz , Sebastian Schiessl , Georgios P. Koudouridis , James Gross

The digital twins (DTs) of physical systems and environments enable real-time remote tracking, control, and learning, but require low-latency transmission of updates and sensory data to maintain alignment with their physical counterparts.…

Signal Processing · Electrical Eng. & Systems 2026-03-03 Fabio Saggese , Federico Chiariotti , Shashi Raj Pandey , Henk Wymeersch , Luca Sanguinetti , Petar Popovski

Place recognition is a fundamental task for robotic application, allowing robots to perform loop closure detection within simultaneous localization and mapping (SLAM), and achieve relocalization on prior maps. Current range image-based…

Robotics · Computer Science 2024-05-28 Gang Wang , Chaoran Zhu , Qian Xu , Tongzhou Zhang , Hai Zhang , XiaoPeng Fan , Jue Hu

A Digital Twin (DT) is a virtual replica of a physical object or system, created to monitor, analyze, and optimize its behavior and characteristics. A Spatial Digital Twin (SDT) is a specific type of digital twin that emphasizes the…

Computers and Society · Computer Science 2023-06-13 Mohammed Eunus Ali , Muhammad Aamir Cheema , Tanzima Hashem , Anwaar Ulhaq , Muhammad Ali Babar

Dataset Condensation (DC) aims to reduce deep neural networks training efforts by synthesizing a small dataset such that it will be as effective as the original large dataset. Conventionally, DC relies on a costly bi-level optimization…

Computer Vision and Pattern Recognition · Computer Science 2024-12-09 Sahar Rahimi Malakshan , Mohammad Saeed Ebrahimi Saadabadi , Ali Dabouei , Nasser M. Nasrabadi

Few-shot remote sensing image scene classification (FS-RSISC) aims at classifying remote sensing images with only a few labeled samples. The main challenges lie in small inter-class variances and large intra-class variances, which are the…

Computer Vision and Pattern Recognition · Computer Science 2026-03-25 Zhong Ji , Liyuan Hou , Xuan Wang , Gang Wang , Yanwei Pang