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相关论文: Benchmarking seismic phase associators: Insights f…

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Seismic phase association is an essential task for characterising seismicity: given a collection of phase picks, identify all seismic events in the data. In recent years, machine learning pickers have lead to a rapid growth in the number of…

地球物理 · 物理学 2024-01-30 Jannes Münchmeyer

Seismic phase association connects earthquake arrival time measurements to their causative sources. Effective association must determine the number of discrete events, their location and origin times, and it must differentiate real arrivals…

地球物理 · 物理学 2023-01-18 Ian W. McBrearty , Gregory C. Beroza

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…

机器学习 · 计算机科学 2019-03-27 Zachary E. Ross , Yisong Yue , Men-Andrin Meier , Egill Hauksson , Thomas H. Heaton

Earthquake phase association algorithms aggregate picked seismic phases from a network of seismometers into individual earthquakes and play an important role in earthquake monitoring. Dense seismic networks and improved phase picking…

Seismic phase association is the task of grouping phase arrival picks across a seismic network into subsets with common origins. Building on recent successes in this area with machine learning tools, we introduce a neural mixture model…

地球物理 · 物理学 2023-01-09 Zachary E. Ross , Weiqiang Zhu , Kamyar Azizzadenesheli

Seismic wave arrival time measurements form the basis for numerous downstream applications. State-of-the-art approaches for phase picking use deep neural networks to annotate seismograms at each station independently, yet human experts…

地球物理 · 物理学 2023-12-01 Hongyu Sun , Zachary E. Ross , Weiqiang Zhu , Kamyar Azizzadenesheli

Shortage of labeled seismic field data poses a significant challenge for deep-learning related applications in seismology. One approach to mitigate this issue is to use synthetic waveforms as a complement to field data. However, traditional…

地球物理 · 物理学 2023-10-03 Guoyi Chen , Junlun Li , Hao Guo

Reliable automatic phase picking is important for many seismic applications. With the development of machine learning approaches, many algorithms are proposed, evaluated and applied to different areas. Many of these algorithms are single…

As the number of seismic sensors grows, it is becoming increasingly difficult for analysts to pick seismic phases manually and comprehensively, yet such efforts are fundamental to earthquake monitoring. Despite years of improvements in…

地球物理 · 物理学 2021-08-30 Weiqiang Zhu , Gregory C. Beroza

Earthquake monitoring by seismic networks typically involves a workflow consisting of phase detection/picking, association, and location tasks. In recent years, the accuracy of these individual stages has been improved through the use of…

地球物理 · 物理学 2022-04-06 Weiqiang Zhu , Kai Sheng Tai , S. Mostafa Mousavi , Peter Bailis , Gregory C. Beroza

Seismic phase picking is fundamental for microseismic monitoring and subsurface imaging. Manual processing is impractical for real-time applications and large sensor arrays, motivating the use of deep learning-based pickers trained on…

地球物理 · 物理学 2026-04-10 Ayrat Abdullin , Umair Bin Waheed , Leo Eisner , Naveed Iqbal

Seismic event detection and phase picking are the base of many seismological workflows. In recent years, several publications demonstrated that deep learning approaches significantly outperform classical approaches and even achieve…

Numerous studies have shown that the machine-learning picker PhaseNet produces accurate P and S picks on local earthquake signals, but its performance can degrade sharply on teleseismic signals. To address this limitation, we present a…

地球物理 · 物理学 2026-05-25 Jinxin Ma , Yinzhi Wang , Gary L. Pavlis , Chenbo Yin

Electromyography (EMG)-based gesture recognition has emerged as a promising approach for human-computer interaction. However, its performance is often limited by the scarcity of labeled EMG data, significant cross-user variability, and poor…

人机交互 · 计算机科学 2025-12-11 Nana Wang , Gen Li , Pengfei Ren , Hao Su , Suli Wang

Identifying the arrival times of seismic P-phases plays a significant role in real-time seismic monitoring, which provides critical guidance for emergency response activities. While considerable research has been conducted on this topic,…

信号处理 · 电气工程与系统科学 2020-08-21 Dazhong Shen , Qi Zhang , Tong Xu , Hengshu Zhu , Wenjia Zhao , Zikai Yin , Peilun Zhou , Lihua Fang , Enhong Chen , Hui Xiong

Vibration sensors are essential in acquiring seismic activity for an accurate earthquake assessment. The state-of-the-art sensors can provide the best signal quality and the highest bandwidth; however, their high cost usually hinders a wide…

机器学习 · 计算机科学 2024-07-17 Ozer Can Devecioglu , Serkan Kiranyaz , Zafer Yilmaz , Onur Avci , Moncef Gabbouj , Ertugrul Taciroglu

In the presence of background noise, arrival times picked from a surface microseismic data set usually include a number of false picks that can lead to uncertainty in location estimation. To eliminate false picks and improve the accuracy of…

地球物理 · 物理学 2021-05-05 Lijun Zhu , Lindsay Chuang , James H. McClellan , Entao Liu , Zhigang Peng

Earthquake monitoring is vital for understanding the physics of earthquakes and assessing seismic hazards. A standard monitoring workflow includes the interrelated and interdependent tasks of phase picking, association, and location.…

地球物理 · 物理学 2023-06-27 Xu Si , Xinming Wu , Zefeng Li , Shenghou Wang , Jun Zhu

Earthquake detection and seismic phase picking not only play a crucial role in travel time estimation of body waves(P and S waves) but also in the localisation of the epicenter of the corresponding event. Generally, manual phase picking is…

Generating structurally valid and behaviorally diverse synthetic event logs for interaction-aware models is a challenging yet crucial problem, particularly in settings with limited or privacy constrained user data. Existing methods such as…

新兴技术 · 计算机科学 2025-11-05 Riya Samanta
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