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This paper reviews the most notable works applying machine learning techniques (ML) in the context of geophysics and corresponding subbranches. We showcase both the progress achieved to date as well as the important future directions for…

机器学习 · 计算机科学 2021-02-08 Miroslav Kosanic , Veljko Milutinovic

In this paper, we propose BeamLLM, a vision-aided millimeter-wave (mmWave) beam prediction framework leveraging large language models (LLMs) to address the challenges of high training overhead and latency in mmWave communication systems. By…

机器学习 · 计算机科学 2025-06-30 Can Zheng , Jiguang He , Guofa Cai , Zitong Yu , Chung G. Kang

The goal of this study is to improve the accuracy of millimeter wave received power prediction by utilizing camera images and radio frequency (RF) signals, while gathering image inputs in a communication-efficient and privacy-preserving…

网络与互联网体系结构 · 计算机科学 2020-03-04 Yusuke Koda , Jihong Park , Mehdi Bennis , Koji Yamamoto , Takayuki Nishio , Masahiro Morikura

Next-generation wireless systems such as 6G operate at higher frequency bands, making signal propagation highly sensitive to environmental factors such as buildings and vege- tation. Accurate Radio Environment Map (REM) estimation is…

信号处理 · 电气工程与系统科学 2026-04-08 Ljupcho Milosheski , Fedja Močnik , Mihael Mohorčič , Carolina Fortuna

Using RF signals for wireless sensing has gained increasing attention. However, due to the unwanted multi-path fading in uncontrollable radio environments, the accuracy of RF sensing is limited. Instead of passively adapting to the…

信号处理 · 电气工程与系统科学 2020-11-26 Jingzhi Hu , Hongliang Zhang , Kaigui Bian , Marco Di Renzo , Zhu Han , Lingyang Song

Millimeter-wave (mmWave) communication systems rely on narrow beams for achieving sufficient receive signal power. Adjusting these beams is typically associated with large training overhead, which becomes particularly critical for…

信号处理 · 电气工程与系统科学 2022-09-09 João Morais , Arash Behboodi , Hamed Pezeshki , Ahmed Alkhateeb

Enabling highly-mobile millimeter wave (mmWave) and terahertz (THz) wireless communication applications requires overcoming the critical challenges associated with the large antenna arrays deployed at these systems. In particular, adjusting…

信号处理 · 电气工程与系统科学 2021-11-16 Gouranga Charan , Tawfik Osman , Andrew Hredzak , Ngwe Thawdar , Ahmed Alkhateeb

As a key technique for enabling artificial intelligence, machine learning (ML) is capable of solving complex problems without explicit programming. Motivated by its successful applications to many practical tasks like image recognition,…

网络与互联网体系结构 · 计算机科学 2019-03-04 Yaohua Sun , Mugen Peng , Yangcheng Zhou , Yuzhe Huang , Shiwen Mao

We develop multiple Deep Learning (DL) models that advance the state-of-the-art predictions of the global auroral particle precipitation. We use observations from low Earth orbiting spacecraft of the electron energy flux to develop a model…

机器学习 · 计算机科学 2021-12-01 Jack Ziegler , Ryan M. Mcgranaghan

This paper studies the joint beamwidth and transmit power optimization problem in millimeter wave communication systems. A deep reinforcement learning based approach is proposed. Specifically, a customized deep Q network is trained offline,…

信息论 · 计算机科学 2020-06-25 Jiabao Gao , Caijun Zhong , Xiaoming Chen , Hai Lin , Zhaoyang Zhang

A Machine Learning (ML) network based on transfer learning and transformer networks is applied to wave propagation models for complex indoor settings. This network is designed to predict signal propagation in environments with a variety of…

信号处理 · 电气工程与系统科学 2025-01-28 Ziheng Fu , Swagato Mukherjee , Michael T. Lanagan , Prasenjit Mitra , Tarun Chawla , Ram M. Narayanan

An exponential growth in computing power, which has brought more sophisticated and higher resolution simulations of the climate system, and an exponential increase in observations since the first weather satellite was put in orbit, are…

Novel radio map estimation in optical wireless communications is proposed based on ML prediction rather than simulation techniques. ML training is performed on simulation and experimentally generated synthetic data and in both cases,…

信号处理 · 电气工程与系统科学 2026-01-05 Helena Serpi , Christina , Politi

Satellite communications, essential for modern connectivity, extend access to maritime, aeronautical, and remote areas where terrestrial networks are unfeasible. Current GEO systems distribute power and bandwidth uniformly across beams…

In this paper we survey the most recent advances in supervised machine learning and high-dimensional models for time series forecasting. We consider both linear and nonlinear alternatives. Among the linear methods we pay special attention…

计量经济学 · 经济学 2021-04-12 Ricardo P. Masini , Marcelo C. Medeiros , Eduardo F. Mendes

Different machine learning (ML) models are trained on SCADA and meteorological data collected at an onshore wind farm and then assessed in terms of fidelity and accuracy for predictions of wind speed, turbulence intensity, and power capture…

流体动力学 · 物理学 2022-12-06 C. Moss , R. Maulik , G. V. Iungo

Machine learning (ML) is transforming all areas of science. The complex and time-consuming calculations in molecular simulations are particularly suitable for a machine learning revolution and have already been profoundly impacted by the…

化学物理 · 物理学 2019-11-11 Frank Noé , Alexandre Tkatchenko , Klaus-Robert Müller , Cecilia Clementi

The classic wireless communication channel modeling is performed using Deterministic and Stochastic channel methodologies. Machine learning (ML) emerges to revolutionize system design for 5G and beyond. ML techniques such as supervise…

信号处理 · 电气工程与系统科学 2020-05-05 Saud Aldossari , Kwang-Cheng Chen

Machine learning (ML) is a subfield of artificial intelligence. The term applies broadly to a collection of computational algorithms and techniques that train systems from raw data rather than a priori models. ML techniques are now…

Millimeter-wave (mmWave) and terahertz (THz) communication systems typically deploy large antenna arrays to guarantee sufficient receive signal power. The beam training overhead associated with these arrays, however, make it hard for these…

信号处理 · 电气工程与系统科学 2022-05-25 Gouranga Charan , Andrew Hredzak , Christian Stoddard , Benjamin Berrey , Madhav Seth , Hector Nunez , Ahmed Alkhateeb