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相关论文: A CNN Approach for 5G mmWave Positioning Using Bea…

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In this paper, we exploit the 3D-beamforming features of multiantenna equipment employed in fifth generation (5G) networks, operating in the millimeter wave (mmW) band, for accurate positioning and tracking of users. We consider sequential…

信息论 · 计算机科学 2018-03-28 Elizaveta Rastorgueva-Foi , Mário Costa , Mike Koivisto , Kari Leppänen , Mikko Valkama

Non-Terrestrial Network (NTN) has been envisioned as a key component of the sixth-generation (6G) mobile communication system. Meanwhile, unmanned aerial vehicles (UAVs) play an important role in enabling and deploying NTNs. In this paper,…

系统与控制 · 电气工程与系统科学 2024-06-25 Zhuangzhuang Cui , Achiel Colpaert , Sofie Pollin

Channel State Information (CSI) is widely adopted as a feature for indoor localization. Taking advantage of the abundant information from the CSI, people can be accurately sensed even without equipped devices. However, the positioning error…

信号处理 · 电气工程与系统科学 2023-11-13 Wei-Yu Chung , Li-Hsiang Shen , Kai-Ten Feng , Yuan-Chun Lin , Shih-Cheng Lin , Sheng-Fuh Chang

Object localization has a vital role in any object detector, and therefore, has been the focus of attention by many researchers. In this article, a special training approach is proposed for a light convolutional neural network (CNN) to…

计算机视觉与模式识别 · 计算机科学 2023-05-18 Faraz Lotfi , Farnoosh Faraji , Hamid D. Taghirad

The pervasive nature of wireless telecommunication has made it the foundation for mainstream technologies like automation, smart vehicles, virtual reality, and unmanned aerial vehicles. As these technologies experience widespread adoption…

As the number of multiple-input multiple-output (MIMO) antennas increases drastically with the development towards 6G systems, channel state information (CSI) compression becomes crucial for mitigating feedback overhead. In recent years,…

信号处理 · 电气工程与系统科学 2025-04-18 Kangzhi Lou , Xiping Wu

The standardization process of the fifth generation (5G) wireless communications has recently been accelerated and the first commercial 5G services would be provided as early as in 2018. The increasing of enormous smartphones, new complex…

信号处理 · 电气工程与系统科学 2020-03-02 Jie Huang , Cheng-Xiang Wang , Lu Bai , Jian Sun , Yang Yang , Jie Li , Olav Tirkkonen , Ming-Tuo Zhou

Identifying the distribution of users' transportation modes is an essential part of travel demand analysis and transportation planning. With the advent of ubiquitous GPS-enabled devices (e.g., a smartphone), a cost-effective approach for…

机器学习 · 计算机科学 2018-04-10 Sina Dabiri , Kevin Heaslip

In this article, we present a survey of recent advances in passive human behaviour recognition in indoor areas using the channel state information (CSI) of commercial WiFi systems. Movement of human body causes a change in the wireless…

人工智能 · 计算机科学 2017-08-25 Siamak Yousefi , Hirokazu Narui , Sankalp Dayal , Stefano Ermon , Shahrokh Valaee

Deep learning has started to revolutionize several different industries, and the applications of these methods in medicine are now becoming more commonplace. This study focuses on investigating the feasibility of tracking patients and…

MmWave communications aim to meet the demand for higher data rates by using highly directional beams with access to larger bandwidth. An inherent challenge is acquiring channel state information (CSI) necessary for mmWave transmission. We…

信号处理 · 电气工程与系统科学 2020-01-01 Nancy Ronquillo , Sung-En Chiu , Tara Javidi

This paper investigates the downlink channel state information (CSI) sensing in 5G heterogeneous networks composed of user equipments (UEs) with different feedback capabilities. We aim to enhance the CSI accuracy of UEs only affording the…

信息论 · 计算机科学 2024-10-28 Lei Li , Xing Zeng , Ya-Feng Liu , Yanqing Xu , Tsung-Hui Chang

From the viewpoint of physical-layer authentication, spoofing attacks can be foiled by checking channel state information (CSI). Existing CSI-based authentication algorithms mostly require a deep knowledge of the channel to deliver decent…

机器学习 · 计算机科学 2018-07-26 Qian Wang , Hang Li , Zhi Chen , Dou Zhao , Shuang Ye , Jiansheng Cai

Channel state information (CSI) is of pivotal importance as it enables wireless systems to adapt transmission parameters more accurately, thus improving the system's overall performance. However, it becomes challenging to acquire accurate…

信号处理 · 电气工程与系统科学 2022-08-12 Muhammad Karam Shehzad , Luca Rose , Muhammad Furqan Azam , Mohamad Assaad

With the rapid development of indoor location-based services (LBSs), the demand for accurate localization keeps growing as well. To meet this demand, we propose an indoor localization algorithm based on graph convolutional network (GCN). We…

信号处理 · 电气工程与系统科学 2021-04-22 Yanzan Sun , Qinggang Xie , Guangjin Pan , Shunqing Zhang , Shugong Xu

Achieving robust multi-person 2D body landmark localization and pose estimation is essential for human behavior and interaction understanding as encountered for instance in HRI settings. Accurate methods have been proposed recently, but…

计算机视觉与模式识别 · 计算机科学 2019-12-03 Angel Martínez-González , Michael Villamizar , Olivier Canévet , Jean-Marc Odobez

In many medical image analysis applications, often only a limited amount of training data is available, which makes training of convolutional neural networks (CNNs) challenging. In this work on anatomical landmark localization, we propose a…

图像与视频处理 · 电气工程与系统科学 2019-08-05 Christian Payer , Darko Štern , Horst Bischof , Martin Urschler

In this work, we investigate the performance of a joint sensing and communication (JSC) network consisting of multiple base stations (BSs) that cooperate through a fusion center (FC) to exchange information about the sensed environment…

信号处理 · 电气工程与系统科学 2023-11-01 Elia Favarelli , Elisabetta Matricardi , Lorenzo Pucci , Enrico Paolini , Wen Xu , Andrea Giorgetti

Accurate radio frequency power prediction in a geographic region is a computationally expensive part of finding the optimal transmitter location using a ray tracing software. We empirically analyze the viability of deep learning models to…

机器学习 · 计算机科学 2021-09-21 Ozan Ozyegen , Sanaz Mohammadjafari , Karim El mokhtari , Mucahit Cevik , Jonathan Ethier , Ayse Basar

In this work, we consider direction-of-arrival (DoA) estimation in the presence of extreme noise using Deep Learning (DL). In particular, we introduce a Convolutional Neural Network (CNN) that is trained from mutli-channel data of the true…

信号处理 · 电气工程与系统科学 2021-09-08 Georgios K. Papageorgiou , Mathini Sellathurai , Yonina C. Eldar