English
Related papers

Related papers: Cascaded Region-based Densely Connected Network fo…

200 papers

Reliable earthquake detection and seismic phase classification is often challenging especially in the circumstances of low magnitude events or poor signal-to-noise ratio. With improved seismometers and better global coverage, a sharp…

The recent exploitation of natural resources and associated waste water injection in the subsurface have induced many small and moderate earthquakes in the tectonically quiet Central United States. This increase in seismic activity has…

Geophysics · Physics 2023-04-18 José Augusto Proença Maia Devienne

Earthquakes can be detected by matching spatial patterns or phase properties from 1-D seismic waves. Current earthquake detection methods, such as waveform correlation and template matching, have difficulty detecting anomalous earthquakes…

Geophysics · Physics 2019-01-30 Zheng Zhou , Youzuo Lin , Zhongping Zhang , Yue Wu , Paul Johnson

One of the risks of large-scale geologic carbon sequestration is the potential migration of fluids out of the storage formations. Accurate and fast detection of this fluids migration is not only important but also challenging, due to the…

Signal Processing · Electrical Eng. & Systems 2018-02-08 Yue Wu , Youzuo Lin , Zheng Zhou , Andrew Delorey

Event detection in time series is a challenging task due to the prevalence of imbalanced datasets, rare events, and time interval-defined events. Traditional supervised deep learning methods primarily employ binary classification, where…

Machine Learning · Statistics 2024-09-16 Menouar Azib , Benjamin Renard , Philippe Garnier , Vincent Génot , Nicolas André

Reliable earthquake forecasting methods have long been sought after, and so the rise of modern data science techniques raises a new question: does deep learning have the potential to learn this pattern? In this study, we leverage the large…

Geophysics · Physics 2023-07-06 Jonas Koehler , Wei Li , Johannes Faber , Georg Ruempker , Nishtha Srivastava

The detection of earthquakes is a fundamental prerequisite for seismology and contributes to various research areas, such as forecasting earthquakes and understanding the crust/mantle structure. Recent advances in machine learning…

Geophysics · Physics 2023-07-14 Tomoki Tokuda , Hiromichi Nagao

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

Automated event detection has emerged as one of the fundamental practices to monitor the behavior of technical systems by means of sensor data. In the automotive industry, these methods are in high demand for tracing events in time series…

Machine Learning · Computer Science 2023-10-18 Bahareh Medghalchi , Andreas Vogel

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

Seismic phase association is a fundamental task in seismology that pertains to linking together phase detections on different sensors that originate from a common earthquake. It is widely employed to detect earthquakes on permanent and…

Machine Learning · Computer Science 2019-03-27 Zachary E. Ross , Yisong Yue , Men-Andrin Meier , Egill Hauksson , Thomas H. Heaton

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

To optimally monitor earthquake-generating processes, seismologists have sought to lower detection sensitivities ever since instrumental seismic networks were started about a century ago. Recently, it has become possible to search…

Geophysics · Physics 2019-01-14 Zachary E. Ross , Men-Andrin Meier , Egill Hauksson , Thomas H. Heaton

While modern deep learning methods have shown great promise in the problem of earthquake detection, the most successful methods so far have been based on supervised learning, which requires large datasets with ground-truth labels. The…

Machine Learning · Computer Science 2024-10-18 Onur Efe , Arkadas Ozakin

Event detection in time series data is crucial in various domains, including finance, healthcare, cybersecurity, and science. Accurately identifying events in time series data is vital for making informed decisions, detecting anomalies, and…

Machine Learning · Computer Science 2023-12-19 Menouar Azib , Benjamin Renard , Philippe Garnier , Vincent Génot , Nicolas André

The accurate and automated determination of earthquake locations is still a challenging endeavor. However, such information is critical for monitoring seismic activity and assessing potential hazards in real time. Recently, a convolutional…

Geophysics · Physics 2020-03-03 Xiong Zhang , Jie Zhang , Congcong Yuan , Sen Liu , Zhibo Chen , Weiping Li

Automatic detection of low-magnitude earthquakes has become an increasingly important research topic in recent years due to a sharp increase in induced seismicity around the globe. The detection of low-magnitude seismic events is essential…

Geophysics · Physics 2021-03-16 Ahmed Shaheen , Umair bin Waheed , Michael Fehler , Lubos Sokol , Sherif Hanafy

Microseismic analysis is a valuable tool for fracture characterization in the earth's subsurface. As distributed acoustic sensing (DAS) fibers are deployed at depth inside wells, they hold vast potential for high-resolution microseismic…

For economic and efficiency reasons, blended acquisition of seismic data is becoming more and more commonplace. Seismic deblending methods are always computationally demanding and normally consist of multiple processing steps. Besides, the…

Satellite remote sensing is playing an increasing role in the rapid mapping of damage after natural disasters. In particular, synthetic aperture radar (SAR) can image the Earth's surface and map damage in all weather conditions, day and…

‹ Prev 1 2 3 10 Next ›