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A low-complexity convolutional neural network estimator which learns the minimum mean squared error channel estimator for single-antenna users was recently proposed. We generalize the architecture to the estimation of MIMO channels with…

信息论 · 计算机科学 2021-04-27 B. Fesl , N. Turan , M. Koller , W. Utschick

Accurately forecasting traffic flows is critically important to many real applications including public safety and intelligent transportation systems. The challenges of this problem include both the dynamic mobility patterns of the people…

机器学习 · 计算机科学 2024-04-24 Hao Miao , Senzhang Wang , Meiyue Zhang , Diansheng Guo , Funing Sun , Fan Yang

Existing work in intelligent communications has recently made preliminary attempts to utilize multi-source sensing information (MSI) to improve the system performance. However, the research on MSI aided intelligent communications has not…

信号处理 · 电气工程与系统科学 2020-12-01 Yuwen Yang , Feifei Gao , Chengwen Xing , Jianping An , Ahmed Alkhateeb

Obtaining accurate channel state information (CSI) is crucial and challenging for multiple-input multiple-output (MIMO) wireless communication systems. Conventional channel estimation method cannot guarantee the accuracy of mobile CSI while…

信号处理 · 电气工程与系统科学 2022-07-25 Zhuoran Xiao , Zhaoyang Zhang , Zirui Chen , Zhaohui Yang , Richeng Jin

Real-world time-series data often exhibit non-stationarity, including changing trends, irregular seasonality, and residuals. In terms of changing trends, recently proposed multi-layer perceptron (MLP)-based models have shown excellent…

机器学习 · 计算机科学 2025-09-26 Gawon Lee , Hanbyeol Park , Minseop Kim , Dohee Kim , Hyerim Bae

Transmission line state assessment and prediction are of great significance for the rational formulation of operation and maintenance strategy and improvement of operation and maintenance level. Aiming at the problem that existing models…

信号处理 · 电气工程与系统科学 2023-12-08 Sizhe Li , Xun Ma , Nan Liu , Yi Jin

Channel estimation is a critical task in multiple-input multiple-output (MIMO) digital communications that substantially effects end-to-end system performance. In this work, we introduce a novel approach for channel estimation using deep…

信号处理 · 电气工程与系统科学 2022-11-09 Marius Arvinte , Jonathan I Tamir

Reconfigurable antennas that can dynamically change their operation state exhibit excellent adaptivity and flexibility over traditional antennas, and MIMO arrays that consist of multifunctional and reconfigurable antennas (MRAs) are…

信号处理 · 电气工程与系统科学 2023-04-07 Mu Liang , Ang Li

Information on the future state of time varying frequency selective channels can significantly enhance the effectiveness of feedback in adaptive and limited feedback MIMO-OFDM systems. This paper investigates the parametric extrapolation of…

信息论 · 计算机科学 2014-08-05 Ramoni Adeogun , Paul Teal , Pawel Dmochowski

In this paper, a progressive learning technique for multi-class classification is proposed. This newly developed learning technique is independent of the number of class constraints and it can learn new classes while still retaining the…

机器学习 · 计算机科学 2017-01-24 Rajasekar Venkatesan , Meng Joo Er

Forecasting the dynamics of large complex networks from previous time-series data is important in a wide range of contexts. Here we present a machine learning scheme for this task using a parallel architecture that mimics the topology of…

机器学习 · 计算机科学 2022-05-04 Keshav Srinivasan , Nolan Coble , Joy Hamlin , Thomas Antonsen , Edward Ott , Michelle Girvan

The rapid development of Wi-Fi technologies in recent years has caused a significant increase in the traffic usage. Hence, knowledge obtained from Wi-Fi network measurements can be helpful for a more efficient network management. In this…

网络与互联网体系结构 · 计算机科学 2024-08-20 Seyedeh Soheila Shaabanzadeh , Juan Sánchez-González

Spatial-temporal prediction is a critical problem for intelligent transportation, which is helpful for tasks such as traffic control and accident prevention. Previous studies rely on large-scale traffic data collected from sensors. However,…

机器学习 · 计算机科学 2021-08-24 Chung-Yi Lin , Hung-Ting Su , Shen-Lung Tung , Winston H. Hsu

In this paper, we consider the problem of wireless channel prediction, where we are interested in predicting the channel quality at unvisited locations in an area of interest, based on a small number of prior received power measurements…

信号处理 · 电气工程与系统科学 2022-03-29 Chitra R. Karanam , Yasamin Mostofi

Configuring millimeter wave links following a conventional beam training protocol, as the one proposed in the current cellular standard, introduces a large communication overhead, specially relevant in vehicular systems, where the channels…

信号处理 · 电气工程与系统科学 2022-01-14 Andrew Graff , Yun Chen , Nuria González-Prelcic , Takayuki Shimizu

Modern 5G/6G deployments routinely face cross-configuration handovers--users traversing cells with different antenna layouts, carrier frequencies, and scattering statistics--which inflate channel-prediction NMSE by $37.5\%$ on average when…

信号处理 · 电气工程与系统科学 2025-07-01 Muhammad Ahmed Mohsin , Muhammad Umer , Ahsan Bilal , Muhammad Ali Jamshed , John M. Cioffi

Path loss prediction for wireless communications is highly dependent on the local environment. Propagation models including clutter information have been shown to significantly increase model accuracy. This paper explores the application of…

机器学习 · 计算机科学 2024-08-21 Ryan Dempsey , Jonathan Ethier

This paper proposes exploiting the spatial correlation of wireless channel statistics beyond the conventional received signal strength maps by constructing statistical radio maps to predict any relevant channel statistics to assist…

信号处理 · 电气工程与系统科学 2022-08-17 Tobias Kallehauge , Pablo Ramìrez-Espinosa , Anders E. Kalør , Christophe Biscio , Petar Popovski

We propose a machine-learning-based technique to determine the number density of radio sources as a function of their flux density, for use in next-generation radio surveys. The method uses a convolutional neural network trained on…

天体物理仪器与方法 · 物理学 2024-01-17 Elisa Todarello , Andre Scaffidi , Marco Regis , Marco Taoso

A variety of wireless channel estimation methods, e.g., MUSIC and ESPRIT, rely on prior knowledge of the model order. Therefore, it is important to correctly estimate the number of multipath components (MPCs) which compose such channels.…

信号处理 · 电气工程与系统科学 2021-06-23 Brenda Vilas Boas , Wolfgang Zirwas , Martin Haardt