Welcome! I am a statistically minded geophysicist who uses modern Bayesian algorithms to make inferences about earth structure from a variety of surface measurements, such as seismic or electromagnetic surveys. Nothing is too deep or too shallow for Bayes' theorem to tackle!
2019 – present Geoscience Australia
2012 – 2019 Chevron Geophysics R&D
2007 – 2010 Shell Exploration and Production
2010 – 2014 University of California, San Diego, PhD, Earth Sciences/Geophysics
2004 – 2007 Indian Institute of Technology, Roorkee, M. Tech, Applied Geophysics
2001 – 2004 University of Delhi, St. Stephen's College, B. Sc (Honours), Physics
Publications (Google Scholar)
Ray, A., 2021. Bayesian inversion using nested trans-dimensional Gaussian processes. Geophysical Journal International.
Blatter, D., Ray, A. and Key, K., 2021. Two-dimensional Bayesian inversion of magnetotelluric data using trans-dimensional Gaussian processes. Geophysical Journal International.
Blatter, D., Key, K., Ray, A., Gustafson, C., Evans, R., 2019, Bayesian Joint Inversion of Controlled Source Electromagnetic and Magnetotelluric Data to Image Freshwater Aquifer Offshore New Jersey, Geophysical Journal International, Volume 218, 1822-1837
Ray, A., & Myer, D., 2019, Bayesian geophysical inversion with trans-dimensional Gaussian Process machine learning. Geophysical Journal International, Volume 217, 1706-1726
Blatter, D., Key, K., Ray, A., Foley, N., Tulaczyk, S., Auken, E., 2018, Trans-Dimensional Bayesian Inversion of Airborne Transient EM Data From Taylor Glacier, Antarctica. Geophysical Journal International, Volume 214, 1919–1936
Ray, A., Kaplan, S., Washbourne, J., Albertin, U., 2017, Low frequency full waveform seismic inversion within a tree based Bayesian framework, Geophysical Journal International, Volume 212, 522–542
Ray, A., Sekar, A., Hoversten,G. M., Albertin, U., 2016, Frequency domain full waveform elastic inversion of marine seismic data from the Alba field using a Bayesian trans-dimensional algorithm, Geophysical Journal International, Geophysical Journal International, Volume 205, pp. 915–937
Ray, A., Key, K., Bodin, T., Myer, D. & Constable, S., 2014, Bayesian inversion of marine CSEM data from the Scarborough gas field using a transdimensional 2-D parametrization, Geophysical Journal International, Volume 199, 1847–1860
Ray, A., Alumbaugh, D. L., Hoversten, G. M. and Key, K., 2013, Robust and accelerated Bayesian inversion of marine CSEM data using parallel tempering, Geophysics, Volume 78, No. 6, E271–E280
Ray, A. & Key, K., 2012, Bayesian inversion of marine CSEM data with a trans-dimensional self parameterizing algorithm, Geophysical Journal International, Volume 191, Issue 3, pp. 1135–1151
Cullen, A., Reemst, P., Henstra, G., Gozzard, S., Ray, A., 2010, Rifting of the South China Sea: new perspectives, Petroleum Geoscience, Volume 16, pp. 273-282
Ray, A. & Srivastava, D. C., 2008, Non-linear least squares ellipse fitting using the genetic algorithm with applications to strain analysis, Journal of Structural Geology, Volume 30, Issue 12, pp. 1593-1602