English
Related papers

Related papers: HEIMDALL: a grapH-based sEIsMic Detector And Locat…

200 papers

Data stream mining aims at extracting meaningful knowledge from continually evolving data streams, addressing the challenges posed by nonstationary environments, particularly, concept drift which refers to a change in the underlying data…

Machine Learning · Computer Science 2025-01-03 Kleanthis Malialis , Jin Li , Christos G. Panayiotou , Marios M. Polycarpou

Graphs with heterophily, where adjacent nodes carry different labels, are prevalent in real-world applications, from social networks to molecular interactions. However, existing spectral Graph Neural Network (GNN) approaches tailored for…

Machine Learning · Computer Science 2026-05-13 Md Sazzad Hossen , Avimanyu Sahoo

The shift toward more renewable energy sources and distributed generation in smart grids has underscored the significance of modeling and analyzing modern power systems as cyber-physical systems (CPS). This transformation has highlighted…

Numerical Analysis · Mathematics 2024-09-10 Khandaker Akramul Haque , Leen Al Homoud , Xin Zhuang , Mariam Elnour , Ana Goulart , Katherine Davis

Seismic sensing has emerged as a promising solution for border surveillance and monitoring; the seismic sensors that are often buried underground are small and cannot be noticed easily, making them difficult for intruders to detect, avoid,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Sriram Srinivasan , Srinivasan Aruchamy , Siva Ram Krisha Vadali

Geological carbon storage entails the injection of megatonnes of supercritical CO2 into subsurface formations. The properties of these formations are usually highly uncertain, which makes design and optimization of large-scale storage…

Machine Learning · Computer Science 2025-01-23 Nanzhe Wang , Louis J. Durlofsky

Microseismic event detection and location are two primary components in microseismic monitoring, which offers us invaluable insights into the subsurface during reservoir stimulation and evolution. Conventional approaches for event detection…

Geophysics · Physics 2024-10-02 Yuanyuan Yang , Claire Birnie , Tariq Alkhalifah

The seismocardiographic signal is a promising alternative to the traditional ECG in the analysis of the cardiac activity. In particular, the systolic complex is known to be the most informative part of the seismocardiogram, thus requiring…

Computer Vision and Pattern Recognition · Computer Science 2024-08-09 Michele Craighero , Sarah Solbiati , Federica Mozzini , Enrico Caiani , Giacomo Boracchi

Seismic tomography is a methodology to image subsurface properties of the Earth. In order to better interpret the resulting images, it is important to assess uncertainty in the results. Mixture density networks (MDNs) provide an efficient…

Geophysics · Physics 2024-12-12 Xin Zhang , Yan Wang , Haijiang Zhang

The Greenland ice sheet is melting at an accelerated rate due to processes that are not fully understood and hard to measure. The distribution of surface meltwater can help understand these processes and is observable through remote…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 Björn Lütjens , Patrick Alexander , Raf Antwerpen , Til Widmann , Guido Cervone , Marco Tedesco

We present a new method of data clustering applied to earthquake catalogs, with the goal of reconstructing the seismically active part of fault networks. We first use an original method to separate clustered events from uncorrelated…

Geophysics · Physics 2015-05-19 Guy Ouillon , Didier Sornette

Contemporary automatic first break (FB) picking methods typically analyze 1D signals, 2D source gathers, or 3D source-receiver gathers. Utilizing higher-dimensional data, such as 2D or 3D, incorporates global features, improving the…

Machine Learning · Computer Science 2024-04-15 Hongtao Wang , Li Long , Jiangshe Zhang , Xiaoli Wei , Chunxia Zhang , Zhenbo Guo

Subsurface seismic velocity structure is essential for earthquake source studies, including hypocenter determination. Conventional hypocenter determination methods ignore the inherent uncertainty in seismic velocity structure models, and…

Geophysics · Physics 2024-07-11 Ryoichiro Agata , Kazuya Shiraishi , Gou Fujie

Real time, accurate passive seismic event detection is a critical safety measure across a range of monitoring applications from reservoir stability to carbon storage to volcanic tremor detection. The most common detection procedure remains…

Geophysics · Physics 2020-12-08 Claire Birnie , Fredrik Hansteen

Accurately predicting the dynamic responses of building structures under seismic loads is essential for ensuring structural safety and minimizing potential damage. This critical aspect of structural analysis allows engineers to evaluate how…

Computational Engineering, Finance, and Science · Computer Science 2024-10-29 Shiqiao Meng , Ying Zhou , Qinghua Zheng , Bingxu Liao , Mushi Chang , Tianshu Zhang , Abderrahim Djerrad

Event detection is a critical task for timely decision-making in graph analytics applications. Despite the recent progress towards deep learning on graphs, event detection on dynamic graphs presents particular challenges to existing…

Machine Learning · Computer Science 2023-02-15 Mert Kosan , Arlei Silva , Sourav Medya , Brian Uzzi , Ambuj Singh

In traditional Graph Neural Networks (GNNs), the assumption of a fixed embedding manifold often limits their adaptability to diverse graph geometries. Recently, Hamiltonian system-inspired GNNs have been proposed to address the dynamic…

Machine Learning · Computer Science 2024-07-25 Jiaxu Liu , Xinping Yi , Tianle Zhang , Xiaowei Huang

Obtaining reliable permeability maps of oil reservoirs is crucial for building a robust and accurate reservoir simulation model and, therefore, designing effective recovery strategies. This problem, however, remains challenging, as it…

Microclimate models are essential for linking climate to ecological processes, yet most physically based frameworks estimate temperature independently for each spatial unit and rely on simplified representations of lateral heat exchange. As…

Machine Learning · Computer Science 2026-03-17 Idan Sulami , Alon Itzkovitch , Michael R. Kearney , Moni Shahar , Ofir Levy

Geoscience and seismology have utilized the most advanced technologies and equipment to monitor seismic events globally from the past few decades. With the enormous amount of data, modern GPU-powered deep learning presents a promising…

Geophysics · Physics 2021-09-14 Bo Feng , Geoffrey C. Fox

Intelligent operation of thermal energy networks aims to improve energy efficiency, reliability, and operational flexibility through data-driven control, predictive optimization, and early fault detection. Achieving these goals relies on…

‹ Prev 1 4 5 6 7 8 10 Next ›