David A. Okaya
University of Southern California
Research Associate Professor
Expertise: Seismology: seismic imaging and signal processing, seismic and material anisotropy, seismic field acquisition methods, numerical simulations of isotropic and anisotropic wave propagation.
About Me
Publications
No bio available.
SCEC Participation
SCEC Mentor (1997 - 2000, 2012)Okaya, D. A., Chiang, Y., Maechling, P. J., & Su, M. (2018, 08). California Transverse Mercator projection (CATM) for Building Gridded Seismic Velocity Volumes for Seismic Wave Propagation Simulations. Poster Presentation at 2018 SCEC Annual Meeting. SCEC Contribution 8808
Song, X., Jordan, T. H., & Okaya, D. A. (2017, 08). Stochastic Representations of Seismic Anisotropy: Verification of Effective Media Models for Locally Isotropic 3D Heterogeneity. Poster Presentation at 2017 SCEC Annual Meeting. SCEC Contribution 7842
Eymold, W. K., Jordan, T. H., & Okaya, D. A. (2016, 08). Differential Waveform Analysis to Test for a Mid-Crustal Low-Velocity Zone Beneath the Western Mojave. Poster Presentation at 2016 SCEC Annual Meeting. SCEC Contribution 6847
Miller, M. S., Zhang, P., Okaya, D. A., & Dolan, J. F. (2014). Moho structure across the San Jacinto fault zone: insights into strain localization at depth. Lithosphere, 6(1), 43-47. doi: 10.1130/L295.1. SCEC Contribution 1755
Langenheim, V. E., Wright, T. L., Okaya, D. A., Yeats, R. S., Fuis, G. S., Thygesen, K., & Thybo, H. (2011). Structure of the San Fernando Valley region, California: Implications for seismic hazard and tectonic history. Geosphere, 7(2), 528-572. doi: 10.1130/GES00597.1. SCEC Contribution 1447
Graves, R., Jordan, T. H., Callaghan, S., Deelman, E., Field, E. H., Juve, G., Kesselman, C., Maechling, P., Mehta, G., Milner, K., Okaya, D., Small, P., & Vahi, K. (2010). CyberShake: A Physics-Based Seismic Hazard Model for Southern California. Pure and Applied Geophysics, 168(3-4), 367-381. doi: 10.1007/s00024-010-0161-6. SCEC Contribution 1354
Olsen, K. B., Day, S. M., Dalguer, L. A., Mayhew, J. E., Cui, Y., Zhu, J., Cruz-Atienza, V. M., Roten, D., Maechling, P. J., Jordan, T. H., Okaya, D. A., & Chourasia, A. (2009). ShakeOut-D: Ground Motion Estimates Using an Ensemble of Large Earthquakes on the Southern San Andreas Fault With Spontaneous Rupture Propagation . Geophysical Research Letters, 36, L04304 1-6. doi: 10.1029/2008GL036832. SCEC Contribution 1255
Callaghan, S., Maechling, P. J., Deelman, E., Vahi, K., Mehta, G., Juve, G., Milner, K. R., Graves, R. W., Field, E. H., Okaya, D. A., Beattie, K. S., & Jordan, T. H. (2008). Reducing Time-to-Solution Using Distributed High-Throughput Mega-Workflows -- Experiences from SCEC CyberShake. Oral Presentation at 4th IEEE International Conference on eScience. SCEC Contribution 1237
Olsen, K. B., Day, S. M., Minster, J. B., Cui, Y., Chourasia, A., Okaya, D. A., Maechling, P. J., & Jordan, T. H. (2008). Spontaneous Rupture Simulations of Mw7.7 Earthquakes on the Southern San Andreas Fault. Bulletin of the Seismological Society of America, 98, 1162-1185. doi: 10.1785/0120070148. SCEC Contribution 1148
Muench, J., Maechling, P. J., Francoeur, H., Okaya, D. A., & Cui, Y. (2006). SCEC Earthworks Science Gateway: Widening SCEC Community Access to the TeraGrid. Poster Presentation at 2006 TeraGrid Conference. SCEC Contribution 989
Deelman, E., Callaghan, S., Francoeur, H., Graves, R. W., Gupta, N., Gupta, V., Jordan, T. H., Kesselman, C., Maechling, P. J., Mehringer, J., Mehta, G., Okaya, D. A., Vahi, K., & Zhao, L. (2006, 12). Managing Large-Scale Workflow Execution from Resource Provisioning to Provenance Tracking: The CyberShake Example. Presentation at e-Science'06. doi: 10.1109/E-SCIENCE.2006.261098. SCEC Contribution 1060
Maechling, P. J., Gupta, V., Gupta, N., Field, E. H., Okaya, D. A., & Jordan, T. H. (2005). Seismic Hazard Analysis Using Distributed Computing in the SCEC Community Modeling Environment. Seismological Research Letters, 76(2), 177-181. SCEC Contribution 967
Maechling, P. J., Gupta, V., Gupta, N., Field, E. H., Okaya, D. A., & Jordan, T. H. (2005). Grid Computing In the SCEC Community Modeling Environment. Seismological Research Letters, 76(5), 581-587. SCEC Contribution 966
Lutter, W. J., Fuis, G. S., Ryberg, T., Okaya, D. A., Clayton, R. W., Davis, P. M., Prodehl, C., Murphy, J. M., Langenheim, V. E., Benthien, M. L., Godfrey, N., Christensen, N., Thygesen, K., Thurber, C. H., Simila, G., & Keller, R. G. (2004). Upper crustal structure from the Santa Monica Mountains to the Sierra Nevada, southern California: tomographic results from the Los Angeles Regional Seismic Experiment, Phase II (LARSE II). Bulletin of the Seismological Society of America, 94(2), 619-632. doi: 10.1785/0120030058. SCEC Contribution 677
Fuis, G. S., Clayton, R. W., Davis, P. M., Ryberg, T., Lutter, W. J., Okaya, D. A., Hauksson, E., Murphy, J. M., Benthien, M. L., Baher, S., Kohler, M. D., Thygesen, K., Simila, G., & Keller, R. G. (2003). Fault Systems of the 1971 San Fernando and 1994 Northridge Earthquakes, Southern California: Relocated Aftershocks and Seismic Images from LARSE II. Geology, 31(2), 171-174. doi: 10.1130/0091-7613(2003)031<0171:FSOTSF>2.0.CO;2. SCEC Contribution 665
Godfrey, N., Fuis, G. S., Langenheim, V. E., Okaya, D. A., & Brocher, T. M. (2002). Lower Crustal Deformation Beneath the Central Transverse Ranges, Southern California: Results From the Los Angeles Region Seismic Experiment. Journal of Geophysical Research, 107(B7), 2144. doi: 10.1029/2001JB000354. SCEC Contribution 536
Fuis, G. S., Ryberg, T., Godfrey, N., Okaya, D. A., & Murphy, J. M. (2001). Crustal Structure and Tectonics from the Los Angeles Basin to the Mojave Desert, Southern California. Geology, 29(1), 15-18. doi: 10.1130/0091-7613(2001)029<0015:CSATFT>2.0.CO;2. SCEC Contribution 538
ten Brink, U. S., Zhang, J., Brocher, T. M., Okaya, D. A., Klitgord, K. D., & Fuis, G. S. (2000). Geophysical evidence for the evolution of the Inner California Continental Borderlands as a metamorphic core complex. Journal of Geophysical Research, 105(B3), 5835-5857. SCEC Contribution 486
ten Brink, U. S., Drury, R. M., Miller, G., Brocher, T. M., & Okaya, D. A. (1996). Los Angeles Region Seismic Experiment (LARSE), California, Off-shore Seismic Refraction Data. , USA: U.S. Geological Survey. SCEC Contribution 347
Okaya, D. A., Bhowmik, J., Fuis, G. S., Murphy, J. M., Robertson Haver, M., Chakraborty, A., Benthien, M. L., Hafner, K., & Norris, J. J. (1996). Report for Local Earthquake Data Acquired at Onshore Stations during the 1994 Los Angeles Region Seismic Experiment (LARSE), California. , USA: U.S. Geological Survey. SCEC Contribution 346
Okaya, D. A., Bhowmik, J., Fuis, G. S., Murphy, J. M., Robertson Haver, M., Chakraborty, A., Benthien, M. L., Hafner, K., & Norris, J. J. (1996). Report for Air-Gun Data Acquired at Onshore Stations during the 1994 Los Angeles Region Seismic Experiment (LARSE), California. , USA: U.S. Geological Survey. SCEC Contribution 345
Murphy, J. M., Fuis, G. S., Ryberg, T., Okaya, D. A., Criley, E., Benthien, M. L., Alvarez, M., Kohler, W. M., Glassmoyer, G., Robertson Haver, M., & Bhowmik, J. (1996). Report for the explosion data acquired in the Los Angeles Region Seismic Experiment (LARSE), Los Angeles, California. , USA: U.S. Geological Survey. SCEC Contribution 344
Kohler, M. D., Davis, P., Liu, H., Benthien, M. L., Gao, S., Fuis, G. S., Clayton, R. W., Okaya, D. A., & Mori, J. (1996). Data Report for the 1993 Los Angeles Region Seismic Experiment (LARSE93), Southern California; A Passive Study from Seal Beach Northeastward through the Mojave Desert. , USA: U.S. Geological Survey. SCEC Contribution 308
Fuis, G. S., Okaya, D. A., Clayton, R. W., Lutter, W. J., Ryberg, T., Brocher, T. M., Henyey, T., Benthien, M. L., Davis, P. M., Mori, J., Catchings, R. D., ten Brink, U. S., Kohler, M. D., Klitgord, K. D., & Bohannon, R. G. (1996). Images of Crust Beneath Southern California Will Aid Study of Earthquakes and Their Effects. Eos, Transactions, American Geophysical Union, 77(18), 173-176. doi: 10.1029/96EO00112. SCEC Contribution 234
Stephenson, W. J., Rockwell, T. K., Odum, J., Shedlock, K., & Okaya, D. A. (1995). Seismic Reflection and Geomorphic Characterization of the Onshore Palos Verdes Fault Zone, Los Angeles, California. Bulletin of the Seismological Society of America, 85(3), 943-950. SCEC Contribution 96
Last updated Sep 19, 2024.
