Slide Decks
2024
- An Updated Ground Motion Model for Australia Developed Using Broadband Ground Motion Simulations. Presented at the Australian Earthquake Engineering Society National Conference, 22-23 November, 2024. PDF
2023
- Updates to the Somerville et al. (2009) Ground Motion Model for Australia Using Broadband Ground Motion Simulations. Presented at the Australian Earthquake Engineering Society National Conference, 23-25 November, 2023. PDF
- Modeling Fourier Amplitude Spectra of Earthquake Ground Motions, Presented to the Korea Institute of Geoscience and Mineral Resources, Geosciences Department. September 21, 2023, Daejeon, South Korea. PDF
- Methods for Earthquake Ground Motions in Practice: (1) Implementing rupture directivity in seismic hazard (2) Time histories with permanent displacement. Presented to Korea Hydro & Nuclear Power Co., Ltd. (KHNP). September 19, 2023, Daejeon, South Korea. PDF
- A method for generating spectrum-compatible earthquake ground motion time histories with permanent displacement, Presented at the USSD Annual Conference, April 19, 2023, Charleston, South Carolina. PDF
2022
- Evaluation of the inter-frequency correlation of CyberShake NZ crustal eqk simulations. Presented to QuakeCoRE, January 26, 2022. PDF
2021
- Site amplification methods for GMSV. Presented to the SCEC GMSV Mini-Workshop, August 24, 2021. PDF
- Significance and Validation of the Inter-Period Correlation of Simulations. Presented at the PEER International Pacific Rim Forum, June 17, 2021. PDF
2020
- Region-Specific Fourier-Based Site Amplification Modeling. Presented to the SCEC GMSV Tag, June 17, 2020. PDF
- 2020 Update to the Bayless and Somerville (2013) Directivity Model. Presented to the Directivity Working Group, June 16, 2020. PDF
2019
- Introduction to Return Periods. April 1, 2019. PDF
- Sensitivity of Ground Motions to Source Models of a Mw 8.6 Hikurangi Mega-thrust Earthquake. Presented at the SSA Annual Meeting, April 23, 2019, Seattle, WA. PDF
2018
- Implications of the inter-period correlation of simulated ground motions on structural risk. Presented at the 11th National Conference on Earthquake Engineering, June 25, 2018, Los Angeles, CA. PDF
- Inter-period correlations of ground-motions: modeling, calibration of earthquake simulations, and significance in seismic risk. UC Davis PhD Exit Seminar, October 18, 2018, . PDF
- Probabilistic Fault Displacement Hazard Analysis. Presented at the 2018 AECOM Seismology Seminar, September 19, 2018. PDF
2017
- Dynamic and Kinematic Modeling of Branch Faulting. Funded by SCEC and Presented to QuakeCoRE via Webinar, June 21, 2017. PDF
2016
- Validation of Strong Ground Motion Simulations of Two Historical New Zealand Subduction Zone Earthquakes on the SCEC BBP. Presented to QuakeCoRE, August 30, 2016. PDF
2015
- Plans for validations using newly-implemented ground motion parameters. Presented to the SCEC GMSV Working Group, September 11, 2015. PDF.
2014
- Summary of SCEC Broadband Platform Finite Fault Simulations: used to develop M scaling relationships of FAS. Presented at the NGA-East SSHAC Workshop 3A, October 30, 2014. PDF
- Constraining GMPEs in Critical Ranges for Complex Ruptures Using Strong Motion Simulation Procedures on the SCEC Broadband Platform, Presented at the SSA Annual Meeting, April 30, 2014, Anchorage, AK. PDF
- Results of the new set of forward finite-fault simulations to address splay ruptures. Presented at the Southwestern US (SWUS) Ground Motion Characterization SSHAC Level 3 Workshop, March 10, 2014. PDF
Pre-2014
- Directivity models produced for the Next Generation Attenuation-West2 (NGA-West2) project. Presented at the 15th World Conference on Earthquake Engineering, September 24, 2012, Lisbon, Portugal. PDF
- Validation of Finite Fault Simulations for NGA-East Using the SCEC Broadband Platform. Presented at the PEER NGA-East Workshop, March 7, 2012. PDF
Posters
2024
- A Rupture Directivity Modeling and its Application in Seismic Hazard. Presented at the SSA Annual Meeting, May 1, 2024, Anchorage, Alaska. PDF
2023
- Informing Rupture Directivity Modeling with SCEC CyberShake Simulations. Presented at the SCEC Annual Meeting, September 2023. PDF
2022
- Fourier-Based Site Response of Southern California Sedimentary Basins. Presented at the SCEC Annual Meeting, September 2022. PDF
2021
- Regional Attenuation Models in Central and Eastern North America using the NGA-East Database. Presented at the 17WCEE, September 2021. PDF
2020
- Region-Specific Fourier-Based Site Amplification Modeling. Presented at the SCEC Annual Meeting, September 14, 2020. PDF
2019
- An Empirical Model for the Inter-Frequency Correlation of Epsilon for Fourier Amplitude Spectra. Presented at the SSA Annual Meeting, April 23, 2019, Seattle WA. PDF
2018
- Implementing inter-period correlations into SCEC Broadband Platform simulations. Presented at the SCEC Annual Meeting, September 10, 2018, Palm Springs CA. PDF
- An Empirical Model for Fourier Amplitude Spectra Using the NGA-West2 Database. Presented at the SSA Annual Meeting, May 14, 2018, Miami FL. PDF
2017
- Implications of the inter-period correlation of simulated strong ground motions on structural risk. Presented at the SSA Annual Meeting, April 18, 2017, Denver CO. PDF
Pre-2017
- Inter-Period Correlations of SCEC Broadband Platform Fourier Amplitudes and Response Spectra. Presented at the SCEC Annual Meeting, September 10, 2016, Palm Springs CA. PDF
- The impact of uncertainty in Magnitude-Area scaling relations on SCEC BBP Simulations. Presented at the SSA Annual Meeting, April 20, 2016, Reno NV. PDF
- The impact of uncertainty in Magnitude-Area scaling relations on SCEC BBP Simulations. Presented at the SCEC Annual Meeting, September 10, 2015, Palm Springs CA. PDF
- SCEC Broadband Platform Simulations for the PEER NGA-East Project. Presented at the SSA Annual Meeting, April 21, 2015, Pasadena CA. PDF
- Constraining GMPEs in Critical Ranges for Complex Ruptures using Simulations on the SCEC BBP. Presented at the 2nd European Conference on Earthquake Engineering and Seismology, Istanbul, Turkey, Aug 25-29, 2014. PDF
- Behavior of Multiple Simulation Techniques on the SCEC Broadband Platform. Presented at the SCEC Annual Meeting, September 10, 2013, Palm Springs CA. PDF
Misc
- (Video Presentation) Significance and Validation of the Inter-Period Correlation of Simulations. Presented at the PEER International Pacific Rim Forum, June 17, 2021. Video Link
- (Video Presentation) Update to the Bayless and Somerville (2013) Directivity Model. Presented at the SSA Annual Meeting, March 2021. Video Link