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It has been shown that cooperative localization is capable of improving both the positioning accuracy and coverage in scenarios where the global positioning system (GPS) has a poor performance. However, due to its potentially excessive…

Information Theory · Computer Science 2016-01-19 Tiejun Lv , Hui Gao , Xiaopeng Li , Shaoshi Yang , Lajos Hanzo

Determining whether nodes can be localized, called localizability detection, is essential for wireless sensor networks (WSNs). This step is required for localizing nodes, achieving low-cost deployments, and identifying prerequisites in…

Signal Processing · Electrical Eng. & Systems 2018-12-31 Hejun Wu , Ao Ding , Lvzhou Li

The exponential growth of mobile devices has raised concerns about sensitive data leakage. In this paper, we make the first attempt to identify suspicious location-related HTTP transmission flows from the user's perspective, by answering…

Cryptography and Security · Computer Science 2016-07-26 Hao Fu , Zizhan Zheng , Aveek K. Das , Parth H. Pathak , Pengfei Hu , Prasant Mohapatra

A wireless sensor network comprises of small sensor nodes each of which consists of a processing device, small amount of memory, battery and radio transceiver for communication. The sensor nodes are autonomous and spatially distributed in…

Networking and Internet Architecture · Computer Science 2016-11-11 Muhammad Farooq-i-Azam , Muhammad Naeem Ayyaz

A common shortcoming of vibration-based damage localization techniques is that localized damages, i.e. small cracks, have a limited influence on the spectral characteristics of a structure. In contrast, even the smallest of defects, under…

Computational Engineering, Finance, and Science · Computer Science 2023-05-23 Charilaos Mylonas , George Tsialiamanis , Keith Worden , Eleni N. Chatzi

Graph neural networks (GNNs) have brought revolutionary advancements to the field of link prediction (LP), providing powerful tools for mining potential relationships in graphs. However, existing methods face challenges when dealing with…

Machine Learning · Computer Science 2025-12-30 Huashen Lu , Wensheng Gan , Guoting Chen , Zhichao Huang , Philip S. Yu

The application of graph neural networks (GNNs) to the domain of electrical power grids has high potential impact on smart grid monitoring. Even though there is a natural correspondence of power flow to message-passing in GNNs, their…

Over the past few years, graph neural networks (GNN) and label propagation-based methods have made significant progress in addressing node classification tasks on graphs. However, in addition to their reliance on elaborate architectures and…

Machine Learning · Computer Science 2021-10-18 Yangkun Wang , Jiarui Jin , Weinan Zhang , Yong Yu , Zheng Zhang , David Wipf

Graph Neural Networks (GNNs) are deep learning methods which provide the current state of the art performance in node classification tasks. GNNs often assume homophily -- neighboring nodes having similar features and labels--, and therefore…

Machine Learning · Computer Science 2021-10-26 Liheng Ma , Reihaneh Rabbany , Adriana Romero-Soriano

GNNs have been proven to perform highly effective in various node-level, edge-level, and graph-level prediction tasks in several domains. Existing approaches mainly focus on static graphs. However, many graphs change over time with their…

Machine Learning · Computer Science 2022-06-22 Bahareh Najafi , Saeedeh Parsaeefard , Alberto Leon-Garcia

Consider each node of a graph to be generating a data stream that is synchronized and observed at near real-time. At a change-point $\tau$, a change occurs at a subset of nodes $C$, which affects the probability distribution of their…

Machine Learning · Statistics 2023-01-13 Alejandro de la Concha , Argyris Kalogeratos , Nicolas Vayatis

Graph Neural Networks (GNNs) have emerged as a powerful tool for semi-supervised node classification tasks. However, recent studies have revealed various biases in GNNs stemming from both node features and graph topology. In this work, we…

Machine Learning · Computer Science 2023-05-26 Haoyu Han , Xiaorui Liu , Feng Shi , MohamadAli Torkamani , Charu C. Aggarwal , Jiliang Tang

A network intrusion usually involves a number of network locations. Data flow (including the data generated by intrusion behaviors) among these locations (usually represented by IP addresses) naturally forms a graph. Thus, graph neural…

Cryptography and Security · Computer Science 2023-10-27 Xiang Li , Jing Zhang , Yali Yuan , Cangqi Zhou

Implementing precise detection of oil leaks in peak load equipment through image analysis can significantly enhance inspection quality and ensure the system's safety and reliability. However, challenges such as varying shapes of oil-stained…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Weiying Lin , Che Liu , Xin Zhang , Zhen Wei , Sizhe Li , Xun Ma

Graph-based learning provides a powerful framework for modeling complex relational structures; however, its application within the domain of wireless security remains significantly underexplored. In this work, we introduce the first…

Networking and Internet Architecture · Computer Science 2025-06-19 Dania Herzalla , Willian T. Lunardi , Martin Andreoni

Visual degradation caused by rain streak artifacts in low-light conditions significantly hampers the performance of nighttime surveillance and autonomous navigation. Existing image deraining techniques are primarily designed for daytime…

Computer Vision and Pattern Recognition · Computer Science 2025-09-18 Huichun Liu , Xiaosong Li , Yang Liu , Xiaoqi Cheng , Haishu Tan

Leaks represent a very important hazard for the buildings and they can affect all sorts of building materials and specially wood due to its hygroscopic properties. Excessive moisture content can affect in a negative way building processes…

Other Computer Science · Computer Science 2013-07-04 Ivan Arakistain , Jose Miguel Abascal , Oriol Munne

In long-term deployments of sensor networks, monitoring the quality of gathered data is a critical issue. Over the time of deployment, sensors are exposed to harsh conditions, causing some of them to fail or to deliver less accurate data.…

Neural and Evolutionary Computing · Computer Science 2009-12-05 Oliver Obst

Recently, spiking neural networks (SNNs) have demonstrated substantial potential in computer vision tasks. In this paper, we present an Efficient Spiking Deraining Network, called ESDNet. Our work is motivated by the observation that rain…

Computer Vision and Pattern Recognition · Computer Science 2024-05-13 Tianyu Song , Guiyue Jin , Pengpeng Li , Kui Jiang , Xiang Chen , Jiyu Jin

Crack detection plays a pivotal role in the maintenance and safety of infrastructure, including roads, bridges, and buildings, as timely identification of structural damage can prevent accidents and reduce costly repairs. Traditionally,…

Computer Vision and Pattern Recognition · Computer Science 2024-11-27 Feng Ding
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