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In situ and remotely sensed observations have potential to facilitate data-driven predictive models for oceanography. A suite of machine learning models, including regression, decision tree and deep learning approaches were developed to…

大气与海洋物理 · 物理学 2020-06-24 Stefan Wolff , Fearghal O'Donncha , Bei Chen

Predicting Sea Surface Temperature (SST) in the Great Barrier Reef (GBR) region is crucial for the effective management of its fragile ecosystems. This study provides a rigorous comparative analysis of several machine learning techniques to…

大气与海洋物理 · 物理学 2024-11-26 Dennis Quayesam , Jacob Akubire , Oliveira Darkwah

Effective seismic monitoring of subsurface carbon dioxide storage (SCS) sites is essential for managing risks posed by induced seismicity. This is particularly challenging in offshore environments, such as the Endurance license area in the…

地球物理 · 物理学 2025-06-11 Dominik Strutz , Andrew Curtis

Earthquake catalog declustering is the procedure of separating event clusters from background seismicity, which is an important task in statistical seismology, earthquake forecasting, and probabilistic seismic hazard analysis. Several…

地球物理 · 物理学 2025-04-14 Robert Shcherbakov , Sidhanth Kothari

The local when earthquake prediction is based on the connection between geomagnetic quakes and the next incoming minimum or maximum of tidal gravitational potential. The probability time window for the predicted earthquake is for the tidal…

地球物理 · 物理学 2020-11-04 S. Cht. Mavrodiev

In the outer solar system, the Kuiper Belt contains dynamical sub-populations sculpted by a combination of planet formation and migration and gravitational perturbations from the present-day giant planet configuration. The subdivision of…

地球与行星天体物理 · 物理学 2020-07-09 Rachel A. Smullen , Kathryn Volk

The concept of seismic interferometry embraces the construction of waves traveling between receivers or sources with cross-correlation techniques. In the present study cross-correlations of coda waves are used to measure travel times of…

地球物理 · 物理学 2020-09-22 Tom Eulenfeld

Deep Learning-based models such as Convolutional Neural Networks, have led to significant advancements in several areas of computing applications. Seismogram quality assurance is a relevant Geophysics task, since in the early stages of…

计算机视觉与模式识别 · 计算机科学 2019-12-04 Eduardo Betine Bucker , Antonio José Grandson Busson , Ruy Luiz Milidiú , Sérgio Colcher , Bruno Pereira Dias , André Bulcão

Gravitational mass flows, such as avalanches, debris flows and rockfalls are common events in alpine regions with high impact on transport routes. Within the last few decades, hazard zone maps have been developed to systematically approach…

图像与视频处理 · 电气工程与系统科学 2018-02-22 Matthias Rauter , Daniel Winkler

The availability of a tremendous amount of seismic data demands seismological researchers to analyze seismic phases efficiently. Recently, deep learning algorithms exhibit a powerful capability of detecting and picking on P- and S-wave…

地球物理 · 物理学 2019-10-22 Congcong Yuan , Jie Zhang

Seismic inversion plays a very useful role in detailed stratigraphic interpretation of seismic data. Seismic inversion enables estimation of rock properties over the complete seismic section. Traditional and machine learning-based seismic…

地球物理 · 物理学 2021-04-08 Ahmad Mustafa , Motaz Alfarraj , Ghassan AlRegib

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…

地球物理 · 物理学 2015-05-19 Guy Ouillon , Didier Sornette

Classification of the extent of damage suffered by a building in a seismic event is crucial from the safety perspective and repairing work. In this study, authors have proposed a CNN based autonomous damage detection model. Over 1200 images…

计算机视觉与模式识别 · 计算机科学 2019-07-19 Dhananjay Nahata , Harish Kumar Mulchandani , Suraj Bansal , G Muthukumar

Reservoir characterization involves the estimation petrophysical properties from well-log data and seismic data. Estimating such properties is a challenging task due to the non-linearity and heterogeneity of the subsurface. Various attempts…

地球物理 · 物理学 2019-02-05 Motaz Alfarraj , Ghassan AlRegib

The important question of absolute dating of seismic phenomena has been the study of several researchers over the past few decades. The relevant research has concentrated on 'energy traps' of minerals, such as quartz or feldspar, which may…

We simulate the response of acoustic seismic waves in horizontally layered media using a deep neural network. In contrast to traditional finite-difference modelling techniques our network is able to directly approximate the recorded seismic…

地球物理 · 物理学 2024-06-21 Benjamin Moseley , Andrew Markham , Tarje Nissen-Meyer

The increasing volume of seismic data from long-term continuous monitoring motivates the development of algorithms based on convolutional neural network (CNN) for faster and more reliable phase detection and picking. However, many less…

地球物理 · 物理学 2019-07-24 Lijun Zhu , Zhigang Peng , James McClellan , Chenyu Li , Dongdong Yao , Zefeng Li , Lihua Fang

Machine Learning (ML) methods have seen widespread adoption in seismology in recent years. The ability of these techniques to efficiently infer the statistical properties of large datasets often provides significant improvements over…

Current optical vegetation indices (VIs) for monitoring forest ecosystems are well established and widely used in various applications, but can be limited by atmospheric effects such as clouds. In contrast, synthetic aperture radar (SAR)…

机器学习 · 统计学 2025-02-27 Daniel Paluba , Bertrand Le Saux , Přemysl Stych

In this work, we report on a novel application of Locality Sensitive Hashing (LSH) to seismic data at scale. Based on the high waveform similarity between reoccurring earthquakes, our application identifies potential earthquakes by…