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  1. 2007cigspiceirisworkshopincomputationalseismology x
  2. webinar x
  3. governance x
  4. 2013cigquestirisjointworkshoponseismicimagingofstructureandsource x
  5. 2006challengesandopportunitiesattheinterfacesofscientificcomputingandcomputationalgeodyn x

  1. Octrees in Computational Seismology

    14 Feb 2021 | Contributor(s): David O’Hallaron

    Octrees in Computational Seismology. October 9-11, 2007. David O’Hallaron. 

  2. CUBIT and seismic wave propagation based upon the Spectral-Element Method

    14 Feb 2021 | Contributor(s): E. Casarotti, M. Stupazzini, S.J. Lee, D. Komatitsch, A. Piersanti, J. Tromp.

    GEOCUBIT - CUBIT and seismic wave propagation based upon the Spectral-Element Method: An advanced unstructured mesher for complex 3D geological media. October 9-11, 2007. E. Casarotti, M. Stupazzini, S.J. Lee, D. Komatitsch, A. Piersanti, J. Tromp.

  3. Finite-frequency sensitivity of seismic observables to mantle anisotropy based upon adjoint methods

    14 Feb 2021 | Contributor(s): Anne Sieminski, Qinya Liu, Jeannot Trampert, Jeroen Tromp

    Finite-frequency sensitivity of seismic observables to mantle anisotropy based upon adjoint methods. October 9-11, 2007. Anne Sieminski, Qinya Liu, Jeannot Trampert, Jeroen Tromp.

  4. Ground Motion Modeling of the 1906 Earthquake and Other Large Events on the Northern San Andreas Fault

    14 Feb 2021 | Contributor(s): Brad Aagaard, Thomas Brocher, David Dolenc, Douglas Dreger, Robert Graves, Stephen Harmsen, Stephen Hartzell, Mary Lou Zoback

    Ground Motion Modeling of the 1906 Earthquake and Other Large Events on the Northern San Andreas Fault. October 9-11, 2007. Brad Aagaard, Thomas Brocher, David Dolenc, Douglas Dreger, Robert Graves, Stephen Harmsen, Stephen Hartzell, Mary Lou...

  5. A Finite-Element Code for Modeling Quasi-Static and Dynamic Crustal Deformation

    14 Feb 2021 | Contributor(s): Brad Aagaard, Charles Williams, Matt Knepley, Leif Strand, Sue Kientz

    A Finite-Element Code for Modeling Quasi-Static and Dynamic Crustal Deformation. October 9-11, 2007. Brad Aagaard, Charles Williams, Matt Knepley, Leif Strand, Sue Kientz.

  6. Spectral-Element and Adjoint Methods in Seismology

    11 Feb 2021 | Contributor(s): Jeroen Tromp

    Spectral-Element and Adjoint Methods in Seismology. October 16-18, 2006. Jeroen Tromp. 

  7. An Architecture for Composing Solvers

    11 Feb 2021 | Contributor(s): Barry Smith

    An Architecture for Composing Solvers - Case study of PETSc. October 16-18, 2006. Barry Smith. 

  8. Going Beyond an Elastic Halfspace

    11 Feb 2021 | Contributor(s): Mark Simons, Eric Hetland, Mark Turner

    Going Beyond an Elastic Halfspace - CIG Short-Term Crustal Dynamics. October 16-18, 2006. Mark Simons, Eric Hetland, and Mark Turner. 

  9. Plumbing the Depths: Computational Challenges for Magma Dynamics in Earth Sciences

    11 Feb 2021 | Contributor(s): Marc Spiegelman, Richard Katz

    Plumbing the Depths: Computational Challenges for Magma Dynamics in Earth Sciences. October 16-18, 2006. Marc Spiegelman, Richard Katz. 

  10. An Overview of the Application of Newton-Krylov based Solution Methods for Nonlinear Multiple-time-scale PDE Systems

    11 Feb 2021 | Contributor(s): John Shahid

    An Overview of the Application of Newton-Krylov based Solution Methods for Nonlinear Multiple-time-scale PDE Systems. October 16-18, 2006. John Shahid . 

  11. Scalable Techniques for Scientific Visualization

    11 Feb 2021 | Contributor(s): Claudio Silva

    Scalable Techniques for Scientific Visualization. October 16-18, 2006. Claudio Silva. 

  12. Modeling Geophysical Mass Flows – Mesh(Free), Model and Parameter Adaptivity

    11 Feb 2021 | Contributor(s): Abani Patra

    Modeling Geophysical Mass Flows – Mesh(Free), Model and Parameter Adaptivity. October 16-18, 2006. Abani Patra. 

  13. Improving Scalability of Sparse Direct Linear Solvers

    11 Feb 2021 | Contributor(s): X. Sherry Li

    Improving Scalability of Sparse Direct Linear Solvers. October 16-18, 2006. X. Sherry Li. 

  14. Scientific and computational challenges in simulating fluid-rock interaction

    11 Feb 2021 | Contributor(s): Mousumi Roy

    Scientific and computational challenges in simulating fluid-rock interaction and its role in the long-term tectonics of continental lithosphere. October 16-18, 2006.Mousumi Roy. 

  15. Grid Refinement and Parallel computing for mantle convection and Thermochemical Convection

    11 Feb 2021 | Contributor(s): Scott King, Peter van Keken

    Grid Refinement and Parallel computing for mantle convection and Thermochemical Convection. October 16-18, 2006. Scott King, Peter van Keken.

  16. Besides Teraflops: Getting More from Big Iron

    11 Feb 2021 | Contributor(s): Tiankai Tu

    Besides Teraflops: Getting More from Big Iron. October 16-18, 2006. Tiankai Tu.

  17. CIG Business Meeting 2007 Presentations

    07 Feb 2021 | Contributor(s): Staff

    PDF presentations given at the CIG Business Meeting on December 11, 2007, in San Francisco during the annual AGU Meeting.

  18. CIG Business Meeting 2009 Presentations

    07 Feb 2021 | Contributor(s): Staff

    CIG Business Meeting 2009 Presentation.Movie Files and Other Supporting Material.Ehler.

  19. CIG Business Meeting 2008 Presentations

    07 Feb 2021 | Contributor(s): Staff

    CIG Business Meeting 2008 Presentations.December 16, 2008.CIG Business Meeting: The Future of CIG, presented by Marc Spiegelmann (Columbia), EC Chair.CIG-II, presented by Louise Kellogg (UC Davis), SSC Chair.

  20. SSC May 2008 Meeting Presentations

    07 Feb 2021 | Contributor(s): Staff

    Presentations from the SSC Meeting held at CIG on May 29-30, 2008.

  21. Expanding Computational Infrastructure: The First 5 Years of CIG

    07 Feb 2021 | Contributor(s): Staff

    Expanding Computational Infrastructure: The First 5 Years of CIG.Parts 1 & 2.

  22. 2013 CIG Strategic Plan & Annual Report

    07 Feb 2021 | Contributor(s): Staff

    2013-2014 Strategic Plan & Annual Report.June 2013.

  23. 2009 CIG Annual Report

    07 Feb 2021 | Contributor(s): Staff

    Annual Report:Aug. 31, 2009. 

  24. 2007 CIG Five-Year Strategic Plan

    07 Feb 2021 | Contributor(s): Staff

    Five-Year Strategic Plan: Sept. 1, 2007 to Aug. 31, 2012.

  25. 2005 CIG Five-Year Strategic Plan

    07 Feb 2021 | Contributor(s): Staff

    Five-year Strategic Plan: Sept. 1, 2005 to Aug. 31, 2010.Submitted July 26, 2005.

  26. 2005 Executive Committee Meeting Minutes

    07 Feb 2021 | Contributor(s): Staff

    Minutes of the Executive Committee Meeting.May 2, 2005, Berkeley, CA.

  27. Advancing Solid Earth System Science Through High-Performance Computing

    07 Feb 2021 | Contributor(s): Staff

    Advancing Solid Earth System Science Through High-Performance Computing.June 2014.

  28. 2014 Positioning CIG

    05 Feb 2021 | Contributor(s): Staff

    Positioning CIG.September 2014.

  29. 2014 CIG Strategic Plan & Annual Report

    05 Feb 2021 | Contributor(s): Staff

    CIG 2014-2015 Strategic Plan & Annual Report.June 2014.

  30. 2015 CIG Strategic Plan & Annual Report

    05 Feb 2021 | Contributor(s): Staff

    CIG 2015-2016 Strategic Plan & Annual Report.June 2015.

  31. CIG III Proposal

    05 Feb 2021 | Contributor(s): Staff

    Computational Infrastructure for Geodynamics 2016-2020. Submitted to NSF July 1, 2015.

  32. 2016 CIG Annual Report

    05 Feb 2021 | Contributor(s): Staff

    CIG 2015-2016 Annual Report.July 2016.

  33. 2017 CIG Annual Report

    05 Feb 2021 | Contributor(s): Staff

    CIG 2016-2017 Annual Report and Science and Work Plan.July 2017.

  34. 2020 CIG Annual Report

    05 Feb 2021 | Contributor(s): Staff

    CIG 2019-2020 Annual Report.July 2020.

  35. 2015 AGU Week

    05 Feb 2021 | Contributor(s): Staff

    2015 AGU Week - 2015 Business Meeting.14 December 2015.San Fransisco, CA.

  36. 2018 AGU Week

    05 Feb 2021 | Contributor(s): Staff

    2018 Fall AGU Meeting.December 10-14.Washington, D.C.

  37. 2019 AGU Week

    05 Feb 2021 | Contributor(s): Staff

    CIG 2019 Business Meeting.11 December 2019.San Fransisco, CA.

  38. 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...

  39. 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...

  40. 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...

  41. 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...

  42. 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...

  43. 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...

  44. 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...

  45. 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...

  46. 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...

  47. 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...

  48. 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...

  49. 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...

  50. 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...