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Network modeling is a key enabler to achieve efficient network operation in future self-driving Software-Defined Networks. However, we still lack functional network models able to produce accurate predictions of Key Performance Indicators…

网络与互联网体系结构 · 计算机科学 2021-06-15 Krzysztof Rusek , José Suárez-Varela , Paul Almasan , Pere Barlet-Ros , Albert Cabellos-Aparicio

The growing complexity of wireless systems has accelerated the move from traditional methods to learning-based solutions. Graph Neural Networks (GNNs) are especially well-suited here, since wireless networks can be naturally represented as…

信号处理 · 电气工程与系统科学 2025-10-02 Romina Garcia Camargo , Zhiyang Wang , Alejandro Ribeiro

Radio-Frequency (RF) imaging concerns the digital recreation of the surfaces of scene objects based on the scattered field at distributed receivers. To solve this difficult inverse scattering problems, data-driven methods are often employed…

Graph neural networks (GNNs) have demonstrated great success in representation learning for graph-structured data. The layer-wise graph convolution in GNNs is shown to be powerful at capturing graph topology. During this process, GNNs are…

机器学习 · 计算机科学 2021-12-10 Mingxuan Ju , Shifu Hou , Yujie Fan , Jianan Zhao , Liang Zhao , Yanfang Ye

Signal processing is crucial for satisfying the high data rate requirements of future sixth-generation (6G) wireless networks. However, the rapid growth of wireless networks has brought about massive data traffic, which hinders the…

信号处理 · 电气工程与系统科学 2025-02-18 Ziheng Liu , Jiayi Zhang , Yiyang Zhu , Enyu Shi , Bo Ai

Radio frequency (RF) map is a promising technique for capturing the characteristics of multipath signal propagation, offering critical support for channel modeling, coverage analysis, and beamforming in wireless communication networks. This…

信号处理 · 电气工程与系统科学 2026-03-31 Lizhou Liu , Xiaohui Chen , Zihan Tang , Mengyao Ma , Wenyi Zhang

Inferring synaptic connectivity from neural population activity is a fundamental challenge in computational neuroscience, complicated by partial observability and mismatches between inference models and true circuit dynamics. In this study,…

神经元与认知 · 定量生物学 2025-10-28 Kijung Yoon

The necessary integration of renewable energy sources, combined with the expanding scale of power networks, presents significant challenges in controlling modern power grids. Traditional control systems, which are human and…

机器学习 · 计算机科学 2025-09-04 Carlo Fabrizio , Gianvito Losapio , Marco Mussi , Alberto Maria Metelli , Marcello Restelli

Fast and accurate modeling of MR signal responses are typically required for various quantitative MRI applications, such as MR Fingerprinting and MR-STAT. This work uses a new EPG-Bloch model for accurate simulation of transient-state…

图像与视频处理 · 电气工程与系统科学 2021-06-10 Hongyan Liu , Oscar van der Heide , Cornelis A. T. van den Berg , Alessandro Sbrizzi

Graph Neural Networks (GNNs) have become powerful tools for learning from graph-structured data, finding applications across diverse domains. However, as graph sizes and connectivity increase, standard GNN training methods face significant…

机器学习 · 计算机科学 2025-12-01 Eshed Gal , Moshe Eliasof , Carola-Bibiane Schönlieb , Ivan I. Kyrchei , Eldad Haber , Eran Treister

Software-defined networking (SDN) and the network function virtualization (NFV) led to great developments in software based control technology by decreasing expenditures. Service function chaining (SFC) is an important technology to find…

网络与互联网体系结构 · 计算机科学 2020-09-14 DongNyeong Heo , Stanislav Lange , Hee-Gon Kim , Heeyoul Choi

Graph neural networks (GNNs) have been shown promising in improving the efficiency of learning communication policies by leveraging their permutation properties. Nonetheless, existing works design GNNs only for specific wireless policies,…

信号处理 · 电气工程与系统科学 2023-08-22 Shengjie Liu , Jia Guo , Chenyang Yang

Graph neural networks (GNNs) are a class of neural networks that allow to efficiently perform inference on data that is associated to a graph structure, such as, e.g., citation networks or knowledge graphs. While several variants of GNNs…

神经与进化计算 · 计算机科学 2018-02-27 Simone Scardapane , Steven Van Vaerenbergh , Danilo Comminiello , Aurelio Uncini

Graph neural networks (GNNs) are powerful tools for developing scalable, decentralized artificial intelligence in large-scale networked systems, such as wireless networks, power grids, and transportation networks. Currently, GNNs in…

机器学习 · 计算机科学 2024-12-10 Rostyslav Olshevskyi , Zhongyuan Zhao , Kevin Chan , Gunjan Verma , Ananthram Swami , Santiago Segarra

Data-driven machine learning approaches have recently been proposed to facilitate wireless network optimization by learning latent knowledge from historical optimization instances. However, existing methods do not well handle the topology…

网络与互联网体系结构 · 计算机科学 2021-01-06 Shuai Zhang , Bo Yin , Yu Cheng

The incessant advent of online services demands high speed and efficient recommender systems (ReS) that can maintain real-time performance along with processing very complex user-item interactions. The present study, therefore, considers…

机器学习 · 计算机科学 2025-07-03 Yushang Zhao , Haotian Lyu , Yike Peng , Aijia Sun , Feng Jiang , Xinyue Han

Network modeling is a critical component for building self-driving Software-Defined Networks, particularly to find optimal routing schemes that meet the goals set by administrators. However, existing modeling techniques do not meet the…

网络与互联网体系结构 · 计算机科学 2021-06-15 Krzysztof Rusek , José Suárez-Varela , Albert Mestres , Pere Barlet-Ros , Albert Cabellos-Aparicio

Wireless networks are inherently graph-structured, which can be utilized in graph representation learning to solve complex wireless network optimization problems. In graph representation learning, feature vectors for each entity in the…

信息论 · 计算机科学 2024-10-28 Maryam Mohsenivatani , Samad Ali , Vismika Ranasinghe , Nandana Rajatheva , Matti Latva-Aho

Reservoir simulations are computationally expensive in the well control and well placement optimization. Generally, numerous simulation runs (realizations) are needed in order to achieve the optimal well locations. In this paper, we propose…

机器学习 · 计算机科学 2022-03-23 Haoyu Tang , Wennan Long

Automatic Modulation Recognition (AMR) is an essential part of Intelligent Transportation System (ITS) dynamic spectrum allocation. However, current deep learning-based AMR (DL-AMR) methods are challenged to extract discriminative and…

信号处理 · 电气工程与系统科学 2025-08-19 Mingyuan Shao , Zhengqiu Fu , Dingzhao Li , Fuqing Zhang , Yilin Cai , Shaohua Hong , Lin Cao , Yuan Peng , Jie Qi