Ketson R. M. dos Santos

Ketson R. M. dos Santos
Assistant Professor, Department of Civil, Environmental, and Geo- EngineeringContact
Civil Engineering Building Room CivE 246 500 Pillsbury Drive SEMinneapolis, MN 55455
Education
- Ph.D., 2019, Civil Engineering & Engineering Mechanics, Columbia University
- M.Phil., 2018, Civil Engineering & Engineering Mechanics, Columbia University
- M.S., 2014, Civil Engineering (Structural Engineering), University of São Paulo, Brazil
- Stochastic engineering dynamics and mechanics
- Uncertainty quantification for complex systems
- Structural reliability
- Risk based optimization
- Signal processing for stochastic systems
Honors and Awards
Reviewer of the Year for the ASCE-ASME Journal of Risk and Uncertainty in Engineering Systems: part B (Mechanical Engineering) (2020).
Early Career Editorial Board Member (ECEB) for the ASCE-ASME Journal of Risk and Uncertainty in Engineering Systems (2020-2022).
Winner of the ASCE/EMI Conference 2017 Dynamics Committee Student Paper Competition, University of California at San Diego, 2017, for the work titled "Stochastic Averaging of a Duffing oscillator with fractional derivatives based on the Hilbert transform," (co-authored by K. R. M. dos Santos, P. D. Spanos, I. A. Kougioumtzoglou, A. T. Beck).
Selected Publications
G. D. Pasparakis, K. R. M. dos Santos, I. A. Kougioumtzoglou, Michael Beer, "Wind data extrapolation and stochastic field statistics estimation via compressive sampling and low rank matrix recovery methods." Mechanical Systems and Signal Processing, 162, 1 January 2022, 107975.
K. R. M. dos Santos, D. G. Giovanis, K. Kontolati, D. Loukrezis, M. D. Shields, “Grassmannian diffusion maps based surrogate modeling via geometric harmonics.” International Journal for Numerical Methods in Engineering. Wiley, April 11, 2022. https://doi.org/10.1002/nme.6977.
K. Kontolati, D. Loukrezis, K. R. M. dos Santos, D. G. Giovanis, M. D. Shields, “Manifold learning-based polynomial chaos expansions for high-dimensional surrogate models.” International Journal for Uncertainty Quantification. Begell House, 2022. https://doi.org/10.1615/int.j.uncertaintyquantification.2022039936
K. R. M. dos Santos, D. G. Giovanis, M. D. Shields, “Grassmannian diffusion maps--based dimension reduction and classification for high-dimensional data.” SIAM Journal on Scientific Computing. Society for Industrial and Applied Mathematics (SIAM), March 15, 2022.
https://doi.org/10.1137/20m137001x
K. R. M. dos Santos, O. Brudastova, I. A. Kougioumtzoglou, "Spectral identification of time-variant and nonlinear multi-degree-of-freedom structural systems subject to incomplete data." Structural Safety, 86, 101975, 2020.
K. R. M. dos Santos, I. A. Kougioumtzoglou, P. D. Spanos, "A Hilbert transform-based stochastic averaging technique for determining the survival probability of nonlinear oscillators." ASCE Journal of Engineering Mechanics, 145 (10):04019079, 2019.
P. D. Spanos, I. A. Kougioumtzoglou, K. R. M. dos Santos, A. T. Beck, "Stochastic averaging of nonlinear oscillators: A Hilbert transform perspective." ASCE Journal of Engineering Mechanics, 144(2):04017173, 2018.