Results 11 to 20 of about 471 (68)

Caribbean Slab Segmentation Beneath Northwest South America Revealed by 3‐D Finite Frequency Teleseismic P‐Wave Tomography

open access: yesGeochemistry, Geophysics, Geosystems, 2021
The Caribbean plate subducts beneath northwest South America at a shallow angle due to a large igneous province that added up to 12 km of buoyant crust. The overriding plate lacks volcanism and exhibits Laramide‐style uplifts over 500 km from the trench.
John Cornthwaite   +7 more
doaj   +1 more source

Deep Neural Networks for Earthquake Detection and Source Region Estimation in North-Central Venezuela

open access: yes, 2020
Reliable earthquake detection algorithms are necessary to properly analyze and catalog the continuously growing seismic records. We report the results of applying a deep convolutional neural network, called UPC-UCV, over single-station three-channel ...
R. Tous   +4 more
semanticscholar   +1 more source

Actice fault recognition in northwestern Venezuela and its seismogenic characterization: Neotectonic and paleoseismic approach

open access: yesGeofísica Internacional, 1996
Los tiempos de recurrencia obtenidos de trincheras en el NW de Venezuela son 1752 ± 133 años para la falla de Ancón y 4300±1000 años para la falla de Oca, con magnitudes de Ms 7.4-7.5.
A. Franck, M. Audemard, Andre Singer P.
doaj   +1 more source

Long short-term memory networks for earthquake detection in Venezuelan regions [PDF]

open access: yes, 2019
Reliable earthquake detection and location algorithms are necessary to properly catalog and analyze the continuously growing seismic records. This paper reports the results of applying Long Short-Term Memory (LSTM) networks to single-station three ...
Alvarado Bermúdez, Leonardo   +7 more
core   +1 more source

Scaling deep learning workloads. Applications in computer vision and seismology [PDF]

open access: yes, 2023
(English) Deep learning techniques have an enormous impact on the state-of-the-art in many fields, such as computer vision, natural language processing, audio analysis and synthesis, and many others.
Cruz de la Cruz, Stalin Leonel
core   +1 more source

Artificial neural networks as emerging tools for earthquake detection [PDF]

open access: yes, 2019
As seismic networks continue to spread and monitoring sensors become more ef¿cient, the abundance of data highly surpasses the processing capabilities of earthquake interpretation analysts.
Alvarado, Leonardo   +4 more
core   +2 more sources

Riesgo sísmico en Barquisimeto. Aprendizaje desde la catástrofe de Turquía [PDF]

open access: yes, 2023
El terremoto ocurrido en Turquía el 6 de febrero de 2023, si bien es lamentable por la magnitud de los daños humanos y materiales ocurridos, brinda una oportunidad para analizar el estado del arte de la construcción sismorresistente en ese país, así como
Eduardo Chollett
core   +2 more sources

New Bouguer Gravity Maps of Venezuela: Representation and Analysis of Free‐Air and Bouguer Anomalies with Emphasis on Spectral Analyses and Elastic Thickness

open access: yesInternational Journal of Geophysics, Volume 2012, Issue 1, 2012., 2012
A new gravity data compilation for Venezuela was processed and homogenized. Gravity was measured in reference to the International Gravity Standardization Net 1971, and the complete Bouguer anomaly was calculated by using the Geodetic Reference System 1980 and 2.67 Mg/m3.
Javier Sanchez-Rojas, Joerg Schleicher
wiley   +1 more source

Strong tectonic and weak climatic control on exhumation rates in the Venezuelan Andes [PDF]

open access: yes, 2013
International audienceWe studied the relationships among present-day relief, precipitation, stream power, seismic energy, seismic strain rate, and long-term exhumation rates for the Venezuelan Andes. Average long-term exhumation rates were determined for
Bermúdez, Mauricio,   +2 more
core   +3 more sources

Magnitude estimation of the 1900 earthquake in Venezuela based on its coseismic effects [PDF]

open access: yes, 2020
The 29 October, 1900, earthquake occurred in Venezuela triggered six landslides and six liquefactions located in the center-north region of Venezuela and La Tortuga island.
Audemard, F   +5 more
core   +1 more source

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