Difference between revisions of "UCVM Workshop May 2011"
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− | + | SCEC held a phone-based workshop to discuss [[UCVM]] development workshop call. | |
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== Workshop May 2011 == | == Workshop May 2011 == | ||
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Agenda Version: 8 May 2011 | Agenda Version: 8 May 2011 | ||
− | + | #We plan to hold two CVM development workshops via teleconference calls prior to the next SCEC Annual Meeting (which will be held Sept 11-14, 2011). | |
− | + | ##First CVM workshop to discuss and establish CVM development goals (10 May 2011) | |
− | + | ##Second CVM workshop to discuss CVM development plans (week of June 13, 2011) | |
− | + | #Several trends are pushing SCEC towards development of state-wide models: | |
− | + | ##State-wide Earthquake Rupture Forecast (UCERF) development | |
− | + | ##CISN and ANSS | |
− | + | ##Operational Earthquake Forecasting | |
− | + | ##Simulation for large California regions | |
− | + | ##SCEC4 goals | |
− | + | ##Statewide wave propagation-based PSHA calculations (CyberShake) | |
− | + | #SCEC context supporting development of state-wide CVM | |
− | + | ##SCEC’s long standing scientific goal of compatible, integrated, computational structural models to support seismic hazard computational models including fault stress models, dynamic rupture simulations, wave propagation models, earthquake simulators: | |
− | + | ###CVM | |
− | + | ###CFM | |
− | + | ###Block Model | |
− | + | ###Crustal Motion Model | |
− | + | ##UCERF2.0 development | |
− | + | ##UCERF3.0 development | |
− | + | ##Release of multiple southern California CVM’s (CVM-S4 and CVM-H 11.2) | |
− | + | ##Introduction of alternative Geotechnical layer models-based on Vs30 | |
− | + | #Review of CVM User Communities to be considered: | |
− | + | ##High frequency wave propagation simulations (>1Hz) | |
− | + | ##Low frequency wave propagation simulations (< 1Hz) | |
− | + | ##Dynamic rupture modeling | |
− | + | ##Seismic hazard PSHA calculations | |
− | + | ##Others to be considered? | |
− | + | #Discussion of Capabilities of Proposed state-wide CVM | |
− | + | ##Region to be covered | |
− | + | ##What features will it have (GTL, bathymetry, topography) | |
− | + | ##What users will is support | |
− | + | ##Resolution | |
− | + | ##Expression of uncertainty | |
− | + | ##Arbitrary precision | |
− | + | ##Expression of maximum useful frequency or resolution | |
− | + | #Model construction, implementation, and delivery | |
− | + | ##New model development | |
− | + | ##Combining or integrating best of existing models | |
− | + | ##Management of alternative models | |
− | + | ##Blending of existing models | |
− | + | ##Delivery of model to end-users | |
− | + | ##Delivery of model to model-developers | |
− | + | #Evaluation of Candidate and Alternative Models | |
− | + | ##Proposed use of wave propagation simulations and comparison of seismograms to observations to evaluate alternative models | |
− | + | ##Description of existing SCEC CVM evaluation system (developed for CVM-H,CVM-S) | |
− | + | ##Additional capabilities needed in an automated testing system which can repeat the same simulation and same evaluation tests with alternative models | |
− | + | ##Selection of goodness of fit metrics | |
− | + | ##Selection of goodness reference earthquakes distributed around the state and associated observational datasets | |
− | + | ##Level of support by SCEC for alternative models | |
− | + | #Review of existing models | |
− | + | ##CVM-S4 (Magistrale) | |
− | + | ##CVM-S4 3D inversion update (Chen) | |
− | + | ##CVM-H 11.2 (Shaw) | |
− | + | ##CVM-H-based Central California update (Tape) | |
− | + | ##USGS Central California Model (Aagaard) | |
− | + | ##Lin-Thurber state-wide model (Lin) | |
− | + | ##Hauksson model (Hauksson) | |
− | + | ##Graves Mendicino Model (Graves) | |
− | + | ##Thurber Northern California Model (Thurber) | |
− | + | ##Reno Nevada Model (Magistrale) | |
− | + | ##Las Vegas Nevada Model (Magistrale) | |
− | + | #External Groups with CVM Development Tools, Interests, Capabilities | |
− | + | ##IRIS | |
− | + | ##USGS | |
− | + | ##Others? | |
− | + | #Technical Development Approach | |
− | + | ##Development of CVM software: | |
− | + | ##UCVM software is intended to support statewide-CVM development. | |
− | + | ##Supports standardized interface that can access multiple underlying models | |
− | + | ###CVM-S4 | |
− | + | ###CVM-H 11.2 | |
− | + | ###USGS Central California Model | |
− | + | ###Lin-Thurber | |
− | + | ###1D background models | |
− | + | ###Supports state-wide topography, bathymetry models | |
− | + | ###Supports application of state-wide geotechnical layer based on Wills/Wald Vs30 | |
− | + | ###Supports creation and delivery of etree models | |
− | + | ###Supports query by depth and query by elevation | |
− | + | ###Supports creation of large meshes | |
− | + | # Tools required for Model Development | |
− | + | ## Automated CVM evaluation capabilities using wave propagation simulations | |
− | + | ## Mesh construction | |
− | + | ## Combining alternative models (e.g. Lin-Thurber with CVM-H 11.2) | |
− | + | ## Mesh slices and profiles | |
− | + | ## Model volume visualization | |
− | + | ## Migration between existing model formats (USGS e-tree, Gocad voxels, CVM-S objects, Lin-Thurber tables) | |
− | + | # Software development activities and priorities | |
− | + | ## Discussion of current UCVM capabilities | |
− | + | ## Discussion of software development priorities | |
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Latest revision as of 17:29, 11 July 2011
SCEC held a phone-based workshop to discuss UCVM development workshop call.
Workshop May 2011
California State-wide Community Velocity Model (CVM) Development: a State-wide 3D Velocity Model for California
Workshop Date: Tuesday 10 May 2011 Workshop Time: 9:30am – 11:00am (90 minutes) Agenda Version: 8 May 2011
- We plan to hold two CVM development workshops via teleconference calls prior to the next SCEC Annual Meeting (which will be held Sept 11-14, 2011).
- First CVM workshop to discuss and establish CVM development goals (10 May 2011)
- Second CVM workshop to discuss CVM development plans (week of June 13, 2011)
- Several trends are pushing SCEC towards development of state-wide models:
- State-wide Earthquake Rupture Forecast (UCERF) development
- CISN and ANSS
- Operational Earthquake Forecasting
- Simulation for large California regions
- SCEC4 goals
- Statewide wave propagation-based PSHA calculations (CyberShake)
- SCEC context supporting development of state-wide CVM
- SCEC’s long standing scientific goal of compatible, integrated, computational structural models to support seismic hazard computational models including fault stress models, dynamic rupture simulations, wave propagation models, earthquake simulators:
- CVM
- CFM
- Block Model
- Crustal Motion Model
- UCERF2.0 development
- UCERF3.0 development
- Release of multiple southern California CVM’s (CVM-S4 and CVM-H 11.2)
- Introduction of alternative Geotechnical layer models-based on Vs30
- SCEC’s long standing scientific goal of compatible, integrated, computational structural models to support seismic hazard computational models including fault stress models, dynamic rupture simulations, wave propagation models, earthquake simulators:
- Review of CVM User Communities to be considered:
- High frequency wave propagation simulations (>1Hz)
- Low frequency wave propagation simulations (< 1Hz)
- Dynamic rupture modeling
- Seismic hazard PSHA calculations
- Others to be considered?
- Discussion of Capabilities of Proposed state-wide CVM
- Region to be covered
- What features will it have (GTL, bathymetry, topography)
- What users will is support
- Resolution
- Expression of uncertainty
- Arbitrary precision
- Expression of maximum useful frequency or resolution
- Model construction, implementation, and delivery
- New model development
- Combining or integrating best of existing models
- Management of alternative models
- Blending of existing models
- Delivery of model to end-users
- Delivery of model to model-developers
- Evaluation of Candidate and Alternative Models
- Proposed use of wave propagation simulations and comparison of seismograms to observations to evaluate alternative models
- Description of existing SCEC CVM evaluation system (developed for CVM-H,CVM-S)
- Additional capabilities needed in an automated testing system which can repeat the same simulation and same evaluation tests with alternative models
- Selection of goodness of fit metrics
- Selection of goodness reference earthquakes distributed around the state and associated observational datasets
- Level of support by SCEC for alternative models
- Review of existing models
- CVM-S4 (Magistrale)
- CVM-S4 3D inversion update (Chen)
- CVM-H 11.2 (Shaw)
- CVM-H-based Central California update (Tape)
- USGS Central California Model (Aagaard)
- Lin-Thurber state-wide model (Lin)
- Hauksson model (Hauksson)
- Graves Mendicino Model (Graves)
- Thurber Northern California Model (Thurber)
- Reno Nevada Model (Magistrale)
- Las Vegas Nevada Model (Magistrale)
- External Groups with CVM Development Tools, Interests, Capabilities
- IRIS
- USGS
- Others?
- Technical Development Approach
- Development of CVM software:
- UCVM software is intended to support statewide-CVM development.
- Supports standardized interface that can access multiple underlying models
- CVM-S4
- CVM-H 11.2
- USGS Central California Model
- Lin-Thurber
- 1D background models
- Supports state-wide topography, bathymetry models
- Supports application of state-wide geotechnical layer based on Wills/Wald Vs30
- Supports creation and delivery of etree models
- Supports query by depth and query by elevation
- Supports creation of large meshes
- Tools required for Model Development
- Automated CVM evaluation capabilities using wave propagation simulations
- Mesh construction
- Combining alternative models (e.g. Lin-Thurber with CVM-H 11.2)
- Mesh slices and profiles
- Model volume visualization
- Migration between existing model formats (USGS e-tree, Gocad voxels, CVM-S objects, Lin-Thurber tables)
- Software development activities and priorities
- Discussion of current UCVM capabilities
- Discussion of software development priorities