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Automatic Code Generation and the FEniCS Project
01 Apr 2021 | Contributor(s): Anders Logg
Automatic Code Generation and the FEniCS Project. March 30-31, 2009. Anders Logg.
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CIG Workshop: Opportunities and Challenges in Computational Geophysics Welcome and Overview
01 Apr 2021 | Contributor(s): Marc Spiegelman
CIG Workshop: Opportunities and Challenges in Computational Geophysics Welcome and Overview. March 30-31, 2009. Marc Spiegelman.
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Computational Infrastructure for Geodynamics: Results and Comments
31 Mar 2021 | Contributor(s): Staff
Computational Infrastructure for Geodynamics: Results and Comments. March 30-21, 2009.
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Full Waveform Inversion: challenges
29 Mar 2021 | Contributor(s): Jean Virieux, A. Asnaashari, F. Bretaudeau, R. Brossier, C. Castellanos, M. Dietrich, S. Garambois, F. Lavoue, I. Masoni, L. Metivier, S. Operto, A. Ribodetti
Full Waveform Inversion: challenges. July 14-19, 2013. Jean Virieux.
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Imaging Earth's Interior based on Spectral-Element and Adjoint Methods
29 Mar 2021 | Contributor(s): Jeroen Tromp, Hejun Zhu, Ebru Bozdag, Daniel Peter, Tom Duffy
Imaging Earth's Interior based on Spectral-Element and Adjoint Methods. July 14-19, 2013. Jeroen Tromp.
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Imaging with the Generalized Radon Transform: a review of the theory and applications (to subduction zones)
29 Mar 2021 | Contributor(s): Stéphane Rondenay, M Bostock, J Shragge, G Abers, C-W Chen, S. McGary, F Pearce, J. Suckale, P van Keken, L Montési
Imaging with the Generalized Radon Transform: a review of the theory and applications (to subduction zones). July 14-19, 2013. Stéphane Rondenay.
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Low velocities in the oceanic upper mantle and their relation to plumes: insights from SEM-based waveform tomography
29 Mar 2021 | Contributor(s): Barbara Romanowicz, Scott French, Verdan Lekic
Low velocities in the oceanic upper mantle and their relation to plumes: insights from SEM-based waveform tomography. July 14-19, 2013. Barbara Romanowicz.
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Rapid CAD and tetrahedral mesh generation for dynamic rupture problems
29 Mar 2021 | Contributor(s): Christian Pelties, Cameron Smith, Gudmundur Heimisson, Stefan Wenk, Alice Gabriel
Rapid CAD and tetrahedral mesh generation for dynamic rupture problems. July 14-19, 2013. Christian Pelties.
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AxiSEM HIgh-frequency Global Wavefields for Forward and Inverse Modeling
29 Mar 2021 | Contributor(s): Tarje Nissen-Meyer, Martin van Driel, Simon Stähler, Kasra Hosseini, Stefanie Hempel, Alexandre Fournier
AxiSEM HIgh-frequency Global Wavefields for Forward and Inverse Modeling. July 14-19, 2013. Tarjie Nissen-Meyer.
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SCEC's Unified Community Velocity Model (UCVM) Software: Development Goals and Current Status
29 Mar 2021 | Contributor(s): Philip Maechling, David Gill, Patrick Small, Geoffrey Ely, Ricardo Taborda, Andreas Piesch, Thomas Jordan
SCEC's Unified Community Velocity Model (UCVM) Software: Development Goals and Current Status. July 14-19, 2013. Philip Maechling.
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High-resolution seismic array imaging based on spectral element simulations
29 Mar 2021 | Contributor(s): Piero Basini, Ping Tong, Qingya Liu, Yingjie Yang, Carl Tape, Chinwu Chen, Dimitri Komatitsch
High-resolution seismic array imaging based on spectral element simulations. July 14-19, 2013. Piero Basini.
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Quickly Imaging Global Large Earthquakes Using Seismic Waveforms ----- A balance between quickness and accuracy
28 Mar 2021 | Contributor(s): Chen Ji, Guangfu Shao, Xiangyu Li, Tomoko Yano, Ralph Archuleta, Gavin Hayes, David Wald, Yuehua Zeng, Dom Helmberger, Jinglai Hao
Quickly Imaging Global Large Earthquakes Using Seismic Waveforms ----- A balance between quickness and accuracy. July 14-19, 2013. Chen Ji.
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Rupture Properties of Intermediate-Depth Earthquakes
28 Mar 2021 | Contributor(s): Miaki Ishii, Eric Kiser, Peter M. Shearer, Charles H. Langmuir, Hitoshi Hirose
Rupture Properties of Intermediate-Depth Earthquakes. July 14-19, 2013. Miaki Ishii.
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Challenges in computational seismology
28 Mar 2021 | Contributor(s): Heiner Igel, M. Bernauer, A. Fichtner, P. Käufl, L. Krischer, A. Molina, C. Pelties, A. Schiemenz, M. Simon, S. Wenk
Challenges in computational seismology. July 14-19, 2013. Heiner Igel.
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Active Tectonics of Alaska
28 Mar 2021 | Contributor(s): Jeff Freymueller
Active Tectonics of Alaska. July 14-19, 2013. Jeff Freymueller.
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Towards a Comprehensive Seismic Model
28 Mar 2021 | Contributor(s): Andreas Fichtner, Yann Capdeville, Paul Cupillard, Lion Krischer, Florian Rickers, Erdinc Saygin, Jeannot Trampert, Antonio Villasenor
Towards a Comprehensive Seismic Model. July 14-19, 2013. Andreas Fichtner.
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Hex meshing 101
28 Mar 2021 | Contributor(s): Emanuele Casarotti
Hex meshing 101. July 14-19, 2013. Emanuele Casarotti.
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Ambient noise imaging
28 Mar 2021 | Contributor(s): Michel Campillo, Bérénice Froment, Piero Poli, Pierre Boué, Philippe Roux, Laurent Stehly, Gregor Hillers, Anne Paul, Nikolai Shapiro, Helle Pedersen
Ambient noise imaging. July 14-19, 2013. Michel Campillo.
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Low Frequency Earthquakes: A New Seismic Source for Imaging Subduction Zones
28 Mar 2021 | Contributor(s): Michael Bostock, Alexandra Royer, Gian Matharu, Robert Nowack
Low Frequency Earthquakes: A New Seismic Source for Imaging Subduction Zones. July 14-17, 2013. Michael Bostock.
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Multi-scale 4D imaging of fault zone environments
28 Mar 2021 | Contributor(s): Yehuda Ben-Zion, A. Allam, D. Zigone, G. Hillers, M. Campillo, R. Roux, C. Tape, Z. Peng, M. Lewis
Multi-scale 4D imaging of fault zone environments. July 14-17, 2013. Yehuda Ben-Zion.
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IRIS Services, Products, Quality Assurance Efforts, and Potential Links to High Performance Computing in the Era of BIG DATA
28 Mar 2021 | Contributor(s): Tim Ahern, M. Bahavar, R. Casey, C. Trabant, A. Clark, A. Hutko, R. Karstens, Y. Suleiman, B. Weertman
IRIS Services, Products, Quality Assurance Efforts, and Potential Links to High Performance Computing in the Era of BIG DATA. July 14-17, 2013. Tim Ahern.
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SGS Bay Area Seismic Velocity Model, Construction and Earthquake Simulations
28 Mar 2021 | Contributor(s): Brad Aagaard, Thomas Brocher, Robert Jachens, Robert Simpson
SGS Bay Area Seismic Velocity Model, Construction and Earthquake Simulations. July 14-17, 2013. Brad Aagaard.
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2013 CIG-QUEST-IRIS Workshop: Seismic Imaging of Structure and Source Abstract Volume
28 Mar 2021 | Contributor(s): Organizing Committee
2013 CIG-QUEST-IRIS Workshop: Seismic Imaging of Structure and Source Abstract Volume. July 14-17, 2013.
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2013 CIG-QUEST-IRIS Workshop: Seismic Imaging of Structure and Source Agenda
28 Mar 2021 | Contributor(s): Organizing Committee
2013 CIG-QUEST-IRIS Workshop: Seismic Imaging of Structure and Source Agenda. July 14-17, 2013.
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2019 The Release of the GEM Global Active Faults Database and Global Seismic Hazard Map
04 Feb 2021 | Contributor(s): Richard Styron
In late 2018, the Global Earthquake Model Foundation (GEM) released the initial version of several major products relating to seismic hazard and risk, including the Global Seismic Hazard Map, the Global Seismic Risk Map, and the Global Active Faults Database. Though these are intended primarily...
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2019 HeFESTO: A tool for exploring Earth's physical properties and their effects on mantle dynamics
04 Feb 2021 | Contributor(s): Carolina Lithgow-Bertelloni, Lars Stixrude
The minerals that exist at the extreme pressure and temperature conditions of the mantle and their physical properties determine the dynamics of the mantle. Both are also critical for comparison with seismic observations that put constraints on our knowledge of mantle structure and...
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2019 Introduction to Quagmire
04 Feb 2021 | Contributor(s): Louis Moresi, Ben Mather, Romain Beucher
Quagmire is an open source, parallel python module for modelling surface processes and landscape evolution. It comes from the Underworld geodynamics group and has many common design patterns to Underworld. For starters, this is not an out-of-the-box landscape evolution code — it is instead...
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2018 Introduction to thermal-mechanical lithosphere models with surface processes
04 Feb 2021 | Contributor(s): Louis Moresi, Romain Beucher
Surface processes including erosion, transport and sedimentation have the potential to strongly influence crustal and lithospheric deformation whether passively, through isostatic response, or more actively by affecting the thermal structure, the potential energy field, and / or the local stress...
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2018 Pythonic Geodynamics
04 Feb 2021 | Contributor(s): Gabriele Morra, David A. Yuen, Sang-Mook Lee
Students and young researchers who want to learn to use computational tools for geodynamic modeling have the option to choose among a wide range of numerical tools. I will show how Python and its libraries represent an easy-to-use platform for self-learning, with performance close to compiled...
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2017 Geodynamic modeling with staggered finite differences and marker in cell: theory, teaching and examples
04 Feb 2021 | Contributor(s): Taras Gerya
Numerical modeling of geodynamic processes is an essential approach in both science and industry with ever- growing demand and high efficiency/cost ratio. Current trend in geodynamic modeling is to develop universal approaches with potentially unlimited number of applications. One simple...
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2017 Introduction to the spectral-infinite-element method
04 Feb 2021 | Contributor(s): Hom Nath Gharti, Jeroen Tromp
The governing equations for the elastic-gravitational deformation of an Earth model involve a perturbed gravitational potential. The gravitational potential is governed by Poisson’s equation inside the Earth and by Laplace’s equation in the rest of space. The infinite domain...
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2016 Software Practices in Computational Science Communities – an Overview
04 Feb 2021 | Contributor(s): Anshu Dubey
Scientific code developers typically adopt software processes derived from the mainstream (non-scientific) community when continuing without them becomes impractical. However, many software best practices need modification and/or customization, partly because the codes are used for...
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2016 Resolution analysis by random probing
04 Feb 2021 | Contributor(s): Andreas Fichtner, Tristan van Leeuwen
We present a new method for resolution analysis in tomography, based on stochastic probing of the Hessian or resolution operators. Key properties of the method are (i) low algorithmic complexity and easy implementation, (ii) applicability to any tomographic technique, including full-waveform...
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2016 Statistical and computational challenges of constraining greenhouse gas budgets
04 Feb 2021 | Contributor(s): Anna M. Michalak
Predicting future changes to the global carbon cycle (and therefore climate) and quantifying anthropogenic emissions of greenhouse gases (GHGs) both require an understanding of net GHGs emissions and uptake across a variety of spatial and temporal scales. This talk will explore some of the...
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2016 Uncertainty Quantification in Computational Models of Physical Systems
04 Feb 2021 | Contributor(s): Habib Najm
Models of physical systems typically involve inputs/parameters that are determined from empirical measurements, and therefore exhibit a certain degree of uncertainty. Estimating the propagation of this uncertainty into computational model output predictions is crucial for purposes...
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2016 Verification, Validation, and Predictive Capability: What's What?
04 Feb 2021 | Contributor(s): William Oberkampf
Engineering and geosciences organizations must increasingly rely on computational simulation for the design, predicted response, and performance of manmade and natural systems. Computational analysts, decision makers, and regulatory authorities who rely on simulation should have practical...
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2015 ASPECT: From Benchmarking to 3D Subduction Applications
04 Feb 2021 | Contributor(s): Cedric Thieulot, Anne Glerum, Menno Fraters, Wim Spakman
ASPECT, the Advanced Solver for Problems in Earth's Convection, is an extensible open source, community supported code. The code is being applied to a broad range of problems in geodynamics. This talk will explore the community's efforts in benchmarking, implementation of...
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2015 An introduction to Virtual Quake
04 Feb 2021 | Contributor(s): Kasey Schultz, John Wilson
This webinar will introduce Virtual Quake, a boundary element code that performs simulations of fault systems based on stress interactions between fault elements to understand long term statistical behavior. The webinar will cover:Downloading, installing and running Virtual...
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2015 Simulating seismic wave propagation with SW4
04 Feb 2021 | Contributor(s): Anders Petersson
This webinar describes how to use the SW4 code to simulate ground motion due to earthquakes. After a brief overview of the numerical method, we describe how to set up a simulation in terms of seismic sources, the material model, visco-elastic attenuation, and topography. We also present some of...
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2015 An introduction to BurnMan - a mineral physics toolkit
03 Feb 2021 | Contributor(s): Sanne Cottar, Timo Heister, Bob Myhill, Ian Rose, Cayman Unterborn
In this webinar we will introduce the extensible, open source mineral physics toolkit BurnMan. This software allows the user to calculate the elastic and thermodynamic properties of rocks, minerals, fluids and melts based on the properties of end-member phases. BurnMan is bundled with...
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Rheologic Controls on Slab Dynamics
27 Dec 2020 | Contributor(s): Magali Billen
Rheologic Controls on Slab Dynamics. June 23, 2005. Magali Billen.
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Plumbing the Depths
27 Dec 2020 | Contributor(s): Marc Spiegelman, Richard Katz
Plumbing the Depths: Towards an integration of magma dynamics and global mantle convection. June 23, 2005. Marc Spiegelman, Richard Katz.
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Grain size-dependent viscosity convection
27 Dec 2020 | Contributor(s): Slava Solomatov
Grain size-dependent viscosity convection. June 23, 2005. Slava Solomatov.
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Subduction Dynamics
27 Dec 2020 | Contributor(s): Mike Gurnis
Subduction Dynamics: From Initiation to Maturity. June 22, 2005. Mike Gurnis, Chad Hall.
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How do we know if plate-like calculations are really plates and does it matter?
27 Dec 2020 | Contributor(s): Scott King
How do we know if plate-like calculations are really plates and does it matter? June 22, 2005. Scott King.
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Seismic anisotropy
27 Dec 2020 | Contributor(s): Thorsten Becker
Seismic anisotropy from nested flow models with fabric development: enough already? June 21, 2005. Thorsten Becker.
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An Introduction to the TeraGrid
27 Dec 2020 | Contributor(s): Jeffrey Gardner
An Introduction to the TeraGrid. June 20, 2005. Jeffrey Gardner.
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Pyre
27 Dec 2020 | Contributor(s): Michael Aivazis
Pyre - An overview of a software architecture for scientific applications. June 20, 2005. Michael Aivazis.
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How to Stabilize Superplumes
27 Dec 2020 | Contributor(s): Eh Tan, Mike Gurnis
How to Stabilize Superplumes (Compressible thermo-chemical convection on African superplume). June 20, 2005. Eh Tan, Mike Gurnis.
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Mantle Plume Volcanism on Present-day Mars
27 Dec 2020 | Contributor(s): Walter Kiefer
Mantle Plume Volcanism on Present-day Mars. June 20, 2005. Walter Keifer.