E. Bruce Pitman
PhD
Research Topics
Mathematical modeling; high performance computing; model uncertainty and uncertainty quanti cation
Recent Peer Reviewed Articles
- A. Bevilacqua, M. Bursik, A.K. Patra, E.B. Pitman, R. Till “Bayesian construction of a long-term vent opening probability map in the Long Valley volcanic region (CA, USA)” Stat. in Volcanology to appear
- S.E. Ogburn, J.O. Berger, E.S. Calder, D. Lopes, A.K. Patra, E.B. Pitman, R. Ru- tarindwa, E. Spiller, R.L. Wolpert “Pooling strength amongst limited datasets using hierarchical Bayesian analysis, with application to pyroclastic density current mobility metrics” Stat. in Volcanology 2 (2016) p. 1-26
- P. Webley, A.K. Patra, M.I. Bursik, E.B. Pitman, J. Dehn, T. Singh, P. Singla, M.D. Jones, R. Madankan, E.R. Stefanescu, S. Pouget “Building an uncertainty modeling framework for real-time VATD” in Natural Hazard Uncertainty Assessment: Modeling and Decision Support K. Riley, P. Webley, and M. Thompson (Eds), Wiley, AGU (2016)
- E.R. Stefanescu, A.K. Patra, E.B. Pitman, M.I. Bursik, P. Singla, T. Singh, “Multiscale method for hazard map construction” in Dynamic Data-Driven Environmental Systems Science S. Ravela and A. Sandu (Eds), Springer International (2015)
- E.R. Stefanescu, A.K. Patra, M.I. Bursik, E.B. Pitman, P. Webley, M.D. Jones, “Fore- casting volcanic plume hazards with fast uq” Procedia Computer Science 51 (2015) p. 1613-1622
- M.J. Bayarri, J.O. Berger, E.S. Calder, A.K. Patra, E.B. Pitman, E.T. Spiller, R.L. Wolpert “Probabilistic Quantification of Hazards: A Methodology Using Small En- sembles of Physics-based Simulations and Statistical Surrogates” Int. J. for Uncert. Quantification 5 (2015) p. 297-325
- A. Mahmood, R.L. Wolpert, E.B. Pitman “A Physics-based Emulator for the Simula- tion of Geophysical Mass Flows” SIAM J. Uncert. Quantification 3 (2015) p. 562-585
- E.R. Stefanescu, A.K. Patra, M.I. Bursik, R. Madankan, S. Pouget, M. Jones, P. Singla, T. Singh, E.B. Pitman, M. Pavolonis, D. Morton, P. Webley, J. Dehn “Temporal, probabilistic mapping of ash clouds using wind field stochastic variability and uncertain eruption source parameters: Example of the 14 April 2010 Eyjafjallajkull eruption” J. Advances in Modeling Earth Systems 6 (2014) p. 1173-1184
- R. Madankan, S. Pouget, P. Singla, M. Bursik, J. Dehn, M. Jones, A.K. Patra, M. Pavolonis, E.B. Pitman, T. Singh, P. Webley “Computation of probabilistic hazard maps and source parameter estimation for volcanic ash transport and dispersion” J. Comput. Phys. 271 (2014) p. 39-59
- E.R. Stefanescu, A.K. Patra, M. Bursik, M. Jones, R. Madankan, E.B. Pitman, S. Pouget, T. Singh, P. Singla, P. Webley, D. Morton “Fast Construction of Surrogates for UQ Central to DDDAS – Application to Volcanic Ash Transport” Procedia Computer Science 29 (2014) p. 1227-1235
- A.K. Patra, M. Bursik, J. Dehn, M.. Jones, R. Madankan, D. Morton, M. Pavolonis, E.B. Pitman, S. Pouget, T. Singh, P. Singla, E.R. Stefanescu, P. Webley “Challenges in Developing DDDAS Based Methodology for Volcanic Ash Hazard Analysis – Ef- fect of Numerical Weather Prediction Variability and Parameter Estimation” Procedia Computer Science 18 (2013) p. 1871-1880
- E.T. Spiller, M.J. Bayarri, J.O. Berger, E.S. Calder, A.K. Patra, E.B. Pitman, R.L. Wolpert “Automating Emulator Construction for Geophysical Hazard Maps” SIAM J. Uncert. Quantification 2 (2014) p. 126-152
- E.R. Stefanescu, M. Bursik, G. Cordoba, K. Dalbey, M.D. Jones, A.K. Patra, D.C. Pieri, E.B. Pitman, M. F. Sheridan “Digital Elevation Model Uncertainty and Hazard analysis using a Geophysical Flow Model” Proc Royal Soc. A 468 (2012) p. 1543-1563
- R. Madankan, P. Singla, A. Patra, M. Bursik, J. Dehne, M. Jones, M. Pavolonis, E. B. Pitman, T. Singh, P. Webley “Polynomial Chaos Quadrature-based minimum variance approach for source parameters estimation” Procedia Computer Science 9 (2012) p. 1129-1139
- J.-H. Jung, J. Lee, K. Hoffmann, T. Dorazio, E.B. Pitman “A Rapid Interpolation Method of CFD solutions with Spectral Collocation Methods” J. Comput. Sci. 4 (2013) p. 101-110
- E.B. Pitman, A.K. Patra, K. Nishimura and J. Kimori “Two Phase Simulations of Glacier Lake Outburst Flows” J. Comput. Sci. 4 (2013) p. 71-79
- D. Kumar, A.K. Patra, H. Chi and E.B. Pitman “Parallel Godunov Smooth Parti- cle Hydrodynamics (SPH) with improved treatment of Boundary Conditions and an application to Granular Flows” Computer Physics Comm. 184 (2013) p. 2277-2286
- M. Bursik, M. Jones, S. Carn, K. Dean, A.K. Patra, M. Pavolonis, E.B. Pitman, T. Singh, P. Singla, P, Webley, H. Bjornsson, and M. Ripepe “Estimation and Propagation of Volcanic Source Parameter Uncertainty in an Ash Transport and Dispersal Model: Application to the Eyjafjallaj¨okull Plume of 1416 April 2010” Bulletin of Volcanology 74 (2012) p. 2321-2338
- P. Reichert, G. White, M.J. Bayarri, E.B. Pitman “Mechanism-based Emulation of Dynamic Simulation Models: Concept and Application in Hydrology”, Computational Statistics and Data Analysis 55 (2011) p. 1638-1655
- E. R. Stefanescu, M. Bursik, K. Dalbey, M. Jones, A. K. Patra, E. B. Pitman, “DEM Uncertainty and Hazard analysis using a Geophysical Flow Model” in Proceedings of the iEMSs Fourth Biennial Meeting: International Congress on Environmental Modelling and Software (iEMSs 2010). International Environmental Modelling and Software So- ciety, Ottawa, Canada, July 2010. D. Swayne, W Yang, A Voinov, A Rissoli, and T Filatova (eds)
- M.J. Bayarri, J.O. Berger, E.S. Calder, K. Dalbey, S. Lunagomez, A.K. Patra, E.B. Pitman, E. Spiller, R.L. Wolpert, “Using Statistical and Computer Models to Quantify Volcanic Hazards” Technometrics 51 (2009) p. 402-413
- B. Yu, K. Dalbey, A. Webb, M.I. Bursik, A.K. Patra, E.B. Pitman, C. Nichita, “Numer- ical Issues in Computing Inundation Areas over Natural Terrains Using Savage-Hutter Theory” Nat. Hazards 50 (2009) p. 249-267
- S. Bayram, T. Stepien, E.B. Pitman, “TGF-Mediated Dynamics in a System of Many Coupled Nephrons” Bull. Math. Biology 71 (2009) p. 1482-1506