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The Effect of Seismic Sequences in Probabilistic Seismic Hazard Analysis

Bulletin of the Seismological Society of America, 2022
ABSTRACTTraditionally, probabilistic seismic hazard analysis (PSHA) considers only mainshock events and models their temporal occurrence through a homogeneous Poisson process. Thus, it disregards foreshocks and aftershocks, assuming they have a minor effect on PSHA.
Nevena Šipčić   +4 more
openaire   +2 more sources

Seismic Hazard and Risk Analysis

, 2021
Seismic hazard and risk analyses underpin the loadings prescribed by engineering design codes, the decisions by asset owners to retrofit structures, the pricing of insurance policies, and many other activities.
J. Baker, B. Bradley, P. Stafford
semanticscholar   +1 more source

Multiattribute seismic analysis

The Leading Edge, 1997
Multiattribute seismic analysis is a broad term that encompasses all geostatistical methods that utilize more than one attribute to predict some physical property of the earth. Bivariate geostatistics is obviously the simplest subset of the multivariate techniques and thus the standard technique of cokriging could be called multivariate geostatistics ...
Dan Hampson   +3 more
openaire   +2 more sources

Deep Learning for Seismic Inverse Problems: Toward the Acceleration of Geophysical Analysis Workflows

IEEE Signal Processing Magazine, 2021
Seismic inversion is a fundamental tool in geophysical analysis, providing a window into Earth. In particular, it enables the reconstruction of large-scale subsurface Earth models for hydrocarbon exploration, mining, earthquake analysis, shallow hazard ...
A. Adler, M. Araya-Polo, T. Poggio
semanticscholar   +1 more source

ADDCNN: An Attention-Based Deep Dilated Convolutional Neural Network for Seismic Facies Analysis With Interpretable Spatial–Spectral Maps

IEEE Transactions on Geoscience and Remote Sensing, 2021
With the dramatic growth and complexity of seismic data, manual seismic facies analysis has become a significant challenge. Machine learning and deep learning (DL) models have been widely adopted to assist geophysical interpretations in recent years ...
Fangyu Li   +3 more
semanticscholar   +1 more source

Seismic Hazard Analysis

2021
This section explains the fundamentals of seismic hazard analysis as part of earthquake engineering. According to Elnashai and Di Sarno (Fundamentals of earthquake engineering: from source to fragility. Wiley, London, 2015), Earthquake Engineering is a branch of engineering concerned with the estimation of earthquake consequences and the mitigation of ...
Victor E. Saouma   +1 more
openaire   +2 more sources

Probabilistic Seismic Hazard Analysis for Induced Seismicity

2014
Probabilistic Seismic Hazard Analysis is currently the most common approach to seismic hazard analysis. For application to induced seismicity, a major challenge is the fact that the hazard is inherently non-stationary. In this paper we describe the theoretical extension of PSHA to a non-stationary context.
Kraaijpoel D A   +3 more
openaire   +3 more sources

Seismic Analysis of Precast Concrete Bridge Columns Connected with Grouted Splice Sleeve Connectors

, 2017
Reinforcing bar couplers are used in prefabricated bridge elements and bridge systems for accelerated bridge construction. Grouted splice sleeve connectors are used in bridge substructures because of the enhanced construction tolerances they offer.
M. Ameli, C. Pantelides
semanticscholar   +1 more source

Seismic Hazard Analysis

2018
This chapter highlights the significance of Ground Motion Prediction Equations to estimate the seismic hazard at a region based on earthquake magnitude and source to site distance. A glimpse of both deterministic and probabilistic approaches for hazard assessment is presented along with a discussion on the logic tree framework.
Sreevalsa Kolathayar   +2 more
openaire   +4 more sources

Seismic analysis of a building block [PDF]

open access: possibleBulletin of Earthquake Engineering, 2011
This paper reports on the study of the seismic response of an urban building block located in Faial, a town of the Horta Island of the Azores, Portugal. The work fits within the framework of studying strengthening schemes suitable for the reconstruction process of a town damaged by an earthquake action and includes numerical modelling of all the ...
Nuno Neves   +2 more
openaire   +2 more sources

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