Jaideep Ray's Page

Jaideep Ray's photo

Contact Information

Phone : 925-294-3638
Fax : 925-294-2595

Email : jairay [at] sandia [dot] gov

Mail

Sandia National Laboratories,
MS 9159, PO Box 969,
Livermore, CA 94551-0969


Technical Staff
Sandia National Laboratories, Livermore
Curriculum Vitae: In PDF

Research Topics

Software

Publications

Citation statistics can be viewed at Google Scholar.

Books and Journals

  1. K. E. Cheng, D. J. Crary, J. Ray and C. Safta, "Structural models used in real-time biosurveillance outbreak detection and outbreak curve isolation from noisy background morbidity levels" in Journal of the American Medical Informatics Association, accepted September 2012. SAND2012-4527J. For published version doi:10.1136/amiajnl-2012-000945

  2. J. Ray, S. A. McKenna, B. van Bloemen Waanders and Y. M. Marzouk, "Bayesian reconstruction of binary media with unresolved fine-scale spatial structures" in Advances in Water Resources , 44:1--19, 2012. Download draft here. SAND2011-5730J. For published version, doi:10.1016/j.advwatres.2012.04.009

  3. S. A. McKenna, J. Ray, Y. Marzouk and B. van Bloemen Waanders, "Truncated multiGaussian fields and effective conductance of binary media", in Advances in Water Resources , 34:617-626, 2011. Also available as Sandia Techical Report SAND2010-8903. For published version doi:10.1016/j.advwatres.2011.02.011

  4. J. Ray, Y. M. Marzouk, and H. N. Najm, "A Bayesian approach for estimating bioterror attacks from patient data", in Statistics in Medicine, 30(2):101-126, 2011. Download draft here. SAND2007-1486J. For published version doi:10.1002/sim.4090

  5. C. Safta, J. Ray and H. N. Najm, "A high-order low-Mach AMR construction for chemically reacting flows", in Journal of Computational Physics, 229:9299-9322, 2010. Download draft here. SAND2010-0398J. For published version doi:10.1016/j.jcp.2010.09.002

  6. J. Ray, R. Armstrong, C. Safta, B.J. Debusschere, B. A. Allan and H. N. Najm, " Computational frameworks for advanced combustion simulations", in Turbulent Combustion Modeling: Advances, New Trends and Perspectives, T. Echekki and E. Mastorakos, Eds, pgs 407-437, Springer, to appear. Download draft here. SAND2009-7346P. For the actual book, click here.

  7. N. Trebon, A. Morris, J. Ray, S. Shende and A. D. Malony, "Performance modeling using component assemblies", Concurrency and Computation: Practice and Experience, 2007, 19(5):685-696. Download draft here.

  8. J. Ray, C. A. Kennedy, S. Lefantzi and H. N. Najm, "Using high-order methods on adaptively refined block-structured meshes - derivatives, interpolations, and filters", SIAM Journal on Scientific Computing, 2007, 29(1):139-181. An older version is available as Sandia Technical Report SAND2005-7981 here. The library of high-order discretizations described in this paper can be downloaded here.

  9. J. C. Lee, H. N. Najm, S. Lefantzi, J. Ray and M. Frenklach, M. Valorani and D. Goussis, "A CSP and Tabulation Based Adaptive Chemistry Model", Combustion Theory and Modeling, 2007, 11(1):73-102.

  10. David E. Bernholdt, Benjamin A. Allan, Robert Armstrong and Felipe Bertrand, Kenneth Chiu, Tamara L. Dahlgren, Kostadin Damevski, Wael R. Elwasif, Thomas G. W. Epperly, Madhusudhan Govindaraju, Daniel S. Katz, James A. Kohl, Manoj Krishnan, Gary Kumfert, J. Walter Larson, Sophia Lefantzi, Michael J. Lewis, Allen D. Malony, Lois C. McInnes, Jarek Nieplocha, Boyana Norris, Steven G. Parker, Jaideep Ray, Sameer Shende, Theresa L. Windus, and Shujia Zhou, "A Component Architecture for High-Performance Scientific Computing", International Journal of High-Performance Computing Application, 2006, 20:162-202.

  11. J. Steensland and J. Ray, "A Partitioner-Centric Model for SAMR Partitioning Trade-Off Optimization : Part I," International Journal of High Performance Computing Applications, 2005, 19(4):409-422.

  12. L. C. McInnes, B. A. Allan, R. Armstrong, S. J. Benson, D. E. Bernholdt, T. L. Dahlgren, L. F. Diachin, M. Krishnan, J. A. Kohl, J. W. Larson, S. Lefantzi, J. Nieplocha, B. Norris, S. G. Parker, J. Ray and S. Zhou, "Parallel PDE-Based Simulations Using the Common Component Architecture." Chapter in Numerical Solution of Partial Differential Equations on Parallel Computers, 2005, Editors: A. M. Bruaset, P. Bjorstad, and A. Tveito, Lecture Notes in Computational Science and Engg., (51), Springer. Download draft here.

  13. Sophia Lefantzi, Jaideep Ray, Christopher A. Kennedy and Habib Najm, "A Component-based Toolkit for Simulating Reacting Flows with High Order Spatial Discretizations on Structured Adaptively Refined Meshes." Progress in Computational Fluid Dynamics, 2005, 5(6):298-315. Download draft version here. .

  14. J. Ray and L. Jameson, "Estimation of Shock Induced Vorticity on Irregular Gaseous Interfaces : A Wavelet-based Approach." Shock Waves : An International Journal, 2005, 14(3):147-160.

  15. A. Malony, S. Shende, N. Trebon, J. Ray, R. Armstrong, C. Rasmussen and M. Sottile, "Performance Technology for Parallel and Distributed Component Software." Concurrency and Computation: Practice and Experience, 2005, 17(2-4):117-141.

  16. C. C. Douglas, J. Hu, J. Ray, D. T. Thorn, and R. Tuminaro, "Cache aware multigrid for variable coefficient elliptic problems on adaptive mesh refinement hierarchies, " Numerical Linear Algebra and Applications , 11:173-187, 2004.

  17. Benjamin A. Allan, Robert C. Armstrong, Alicia P. Wolfe, Jaideep Ray, David E. Bernholdt and James A. Kohl, "The CCA Core Specification in a Distributed Memory SPMD Framework," Concurrency : Practice and Experience , 14(5):323-345, 2002.

  18. J.Ray, H.N. Najm, R.B. Milne, K.D. Devine and S. Kempka, "Triple Flame Structure and Dynamics at the Stabilization Point of an Unsteady Lifted Jet Diffusion Flame," Proc. Combust. Inst. 2000, 25(1):219-226

  19. A.D. Kotelnikov, J. Ray and N.J. Zabusky, "Vortex morphologies on reaccelerated interfaces: visualization, quantification and modeling of one- and two-mode compressible and incompressible environments," Phys. Flds., 2000, 12 (12) : 3245-3264
    20. .
  20. J. Ray, R. Samtaney and N.J. Zabusky, "Shock interaction with heavy gaseous elliptic cylinders: Two leeward side shock competition modes and a heuristic model for interfacial circulation deposition at early times," Phys. Flds., 2000, 12(3):707-716

  21. R. Samtaney, J. Ray and N.J. Zabusky, "Baroclinic circulation generation on shock accelerated slow/fast gas interfaces," Phys. Flds., 1998, 10 (5) : 1271-1230

Conferences

  1. J. Ray, J. Lee, S. Lefantzi and S. A. McKenna, "Coherence metric for optimal compressive sensing" SIAM Computational Science and Engineering, Boston February 2013, SAND2013-1591C. Download here

  2. J. Ray, V. Yadav, B. van Bloemen Waanders, A. M. Michalak and S. A. McKenna, "Wavelet-based reconstruction of fossil-fule CO2 emissions from sparse measurements" American Geophysical Union, San Francisco, December 21012, SAND2012-7811P. Download here.

  3. J. Ray, A. Pinar and C. Seshadhri, "A stopping criterion for Markov chains when generating independent graphs", SAND2012-9390P, Download arXiv:1210.8184 [cs.SI] here.

  4. Jaideep Ray, Ali Pinar and C. Seshadhri, "Are we there yet? When to stop a Markov chain while generating random graphs", 9th Workshop on Algorithms and Models for the Web Graph, Halifax, Nova Scotia, Canada, June 22-23, 2012. Also, in 9th International Workshop for Algorithms and Models for the Web Graph, A. Bonato and J. Janssen, eds, Lecture Notes in Computer Science (LNCS 7323), 2012. Download paper SAND2012-1169C here.

  5. J. Ray, S. Lefantzi, S. A. McKenna and B. van Bloemen Waanders, "Bayesian estimation of multiscale structures in a binary medium from sparse observations" 19th International Conference on Water Resources, Urbana-Champaign, IL, June 17-22, 2012. Download paper SAND2012-1293C here.

  6. S. A. McKenna, B. van Bloemen Waanders and J. Ray, "Low parameter representations of anthropogenic greenhouse gas flux fields for inverse parameter estimation", Ninth International Geostatistics Congress, Oslo, Norway, June 11-15, 2012

  7. K. Cheng, D. Crary, J. Ray, C. Safta and S. Lefantzi, "Dynamic casualty estimation from biosurveillance data", 79th Military Operations Research Society symposium, NPS, Monetrey, CA, June 20-24th, 2011.

  8. C. Safta, J. Ray and H. N. Najm, "A high-order AMR algorithm for chemically reacting flows" 23rd ICDERS Conference, UC Irvine, July 24-29, 2011. SAND2011-0346C. Download here.

  9. B. van BloemenWaanders, J. Ray, S. A. McKenna and P. Constantine, " CO2 inversion using ensemble Kalman filters and reduced order models" SIAM-Geosciences, Long Beach, CA, March, 2011. SAND2011-1852C. Download here.

  10. J. Ray, S. A. McKenna and B. van BloemenWaanders, "Multiscale models for representing anthropogenic CO2 emissions" SIAM-Geosciences, Long Beach, CA, March, 2011. SAND2011-1803C. Download here.

  11. S.A. McKenna, J. Ray, B. van BloemenWaanders and Y. M. Marzouk, "Posterior predictive modeling using multiscale stochastic inverse parameter estimates", Abstract H41L-07, presented at the 2010 Fall Meeting, AGU, San Francisco. SAND2010-8752C. Download here.

  12. C. Safta, J. Ray, K. Cheng and D. Crary, "Characterization of communicable disease epidemics using Bayesian inference", presented at the International Society for Disease Surveillance, Park City, UT, December 2010,SAND2010-8387C. Download here.

  13. J. Ray, C. Safta, K. Cheng and D. Crary, "Statistical techniques for the characterization of partially observed epidemics", Proceedings of the DTRA Chemical and Biological Technologies Conference, New Orleans, November, 2010, Dallas, TX. SAND2010-7770C. Download here .

  14. J. Ray and A. Pinar, "Compressively sensed complex networks", presented at the SIAM Annual Meeting, Pittsburgh, PA, July 2010. Download here. SAND2010-4680C.

  15. J. Ray, S. A. McKenna, Y. M. Marzouk and B. van Bloemen Waanders, "Multiscale Bayesian inversion of binary permeability fields from static and dynamic observations ", EOS Trans. AGU, 90(52), Fall Meeting Suppl., Abstract H53N-03. SAND2009-3571C.

  16. C. Safta, J. Ray and H.N. Najm, "A high-order projection scheme for AMR computations of chemically reacting flows", presented at the 2009 Fall Meeting of the Western States Section of the Combustion Institute, Irvine, CA, October 26-27, 2009. SAND2009-6579C.

  17. C. Safta, J. Ray, K. Cheng and D. Crary, "Statistical methods for classification of partially observed outbreaks", presented at the International Society for Disease Surveillance, Miami, December 2009. SAND2009-5956A.

  18. K. Cheng, D. Crary, G. McClellan, J. Ray and C. Safta, Anomaly detection techniques for biosurveillance application", presented at the International Society for Disease Surveillance, Miami, December 2009. SAND2009-5955C.

  19. S. A. McKenna, Y. M. Marzouk, J. Ray and B. van Bloemen Waanders, " Multiscale behavior of groundwater flow and transport in binary media", Conference of the International Association for Mathematical Geosciences, Stanford, August 2009.

  20. P. T. Boggs, D. M. Gay and J. Ray, "Probabilistics attack reconstruction and resource estimation in reload scenarios", IEEE Xplore, Proceedings of the 2009 IEEE Homeland Security Conference , Waltham, MA, May 11-12, 2009. SAND2009-3294C. Download here.

  21. J. Ray and Y.M. Marzouk, "A Bayesian method for inferring transmission chains in a partially observed epidemic", Proceedings of the Joint Statistical Meetings, Denver, CO. August 3--7, 2008. SAND2008-6579C. Download here.

  22. J. Ray and Y.M. Marzouk, "Bayesian inference of epidemiological characteristics in a partially observed epidemic", Proceedings of the DTRA Chemical and Biological Technologies Conference, New Orleans, November 17-21, 2008. SAND2008-5049C. Download here.

  23. J. Rodriguez, K. E. Cheng, G. McClellan, D. J. Crary, D. Oldson, B. Adams and J. Ray, " Contagious disease module for the Joint Effects Model" Proceedings of the DTRA Chemical and Biological Technologies Conference, New Orleans, November 17-21, 2008. SAND2008-6170C. Download here.

  24. J. Ray, Y.~M. Marzouk M. Kraus and P. Fast, "Characterizing bioterrorist attacks from a short time series of diagnosed patient data - A Bayesian approach", Proceedings of the Second Conference on Quantitative Methods in Defense and National Security, George Mason University, Fairfax, VA, February 7-8, 2007. Download here.

  25. S. Chandra, M. Parashar and J. Ray, "Analyzing the Impact of Computational Heterogeneity on Runtime Performance of Parallel Scientific Components", Proceedings of the 15th High Performance Computing Symposium (HPC-07), SCS Spring Simulation Multiconference, Norfolk, VA, USA, March 2007.

  26. G. Kumfert, D. E. Bernholdt, T. G. W. Epperly, J. A. Kohl, L. C. McInnes, S. Parker and J. Ray , "How the Common Component Architecture Advances Computational Science" Journal of Physics: Conference Series, 2006, 46:479-494. Download here .

  27. H. N. Najm, J. Ray, M. Valorani, F. Creta and D. A. Goussis, "A Computational Facility for Reacting Flow Science" Journal of Physics: Conference Series, 2006, 46:53-58. Download here .

  28. J. Ray, Y.M. Marzouk, H.N. Najm, M. Kraus and P. Fast, "Estimating Bioterror Attacks from Patient Data : A Bayesian Approach", 2006 Proceedings of American Statistical Association. Presented at the First Annual Conference on Quantitative Methods and Statistical Applications in Defense and National Security, February 15-16, 2006, RAND Corporation, Santa Monica, CA, USA. Download here.

  29. Sumir Chandra, Manish Parashar and Jaideep Ray, "Dynamic Structured Partitioning of Parallel Scientific Applications with Pointwise Varying Workloads", Proceedings of the International Parallel and Distributed Processing Symposium, April 24-28, 2006. Rhodes, Greece.

  30. Jaideep Ray, C. Kennedy, J. Steensland and H. Najm, "Advanced Algorithms for Computations on Block-Structured Adaptively Refined Meshes," Journal of Physics: Conference Series, 2005, 16:113-118. Download here.

  31. Benjamin A. Allan and Jaideep Ray, "The scalability impact of a component-based software engineering framework on a growing SAMR toolkit: a case study," Parallel Computational Fluid Dynamics May 25-27, 2005, College Park, MD. Download extended abstract here.

  32. N. Trebon, A. Morris, J. Ray, S. Shende and A. Malony, "Performance Modeling of Component Assemblies with TAU", Compframe 2005 June 22-24, 2005, Atlanta, GA. Download here..

  33. J. C. Lee, H. N. Najm, S. Lefantzi, J. Ray, M. Frenklach, M. Valorani and D. A. Goussis, "An Adaptive Reduced--Order Chemical Model", 20th International Colloquium on the Dynamics of Explosions and Reactive Systems , July 31st to August 5th, 2005, Montreal, Canada.

  34. J. C. Lee, H. N. Najm, S. Lefantzi, J. Ray, M. Frenklach, M. Valorani and D. A. Goussis, "The Role of Explosive Modes in Homogeneous Ignition and Premixed Flames", 20th International Colloquium on the Dynamics of Explosions and Reactive Systems , July 31st to August 5th, 2005, Montreal, Canada.

  35. Johan Steensland and Jaideep Ray, "A Partitioner-Centric Model for SAMR Partitioning Trade-Off Optimization: Part II", In the proceedings of The 6th International Workshop on High Performance Scientific and Engineering Computing (HPSEC-04), held in conjunction with The 2004 International Conference On Parallel Processing (ICPP-04), in Montreal, Canada, Aug. 15-18, 2004.

  36. J.C. Lee, H.N. Najm, S. Lefantzi, J. Ray, M. Frenklach, M. Valorani, and D.A. Goussis, "On chain branching and its role in homogeneous ignition and premixed flame propagation", Third MIT Conference on Computational Fluid and Solid Mechanics, June 14-17, 2005, Cambridge, MA.

  37. S. Lefantzi, J. Ray, B. A. Allan and H. N. Najm, "Computational Facility for Reacting Flow Science: Functionality, Reusability and Interoperability", Minisymposium on Numerical Software for Solving Problems in Computational Science and Engineering, SIAM Conference on Computational Science and Engineering, Feb 12-15, 2005, Orlando, FL.

  38. Boyana Norris, Jaideep Ray, Robert C. Armstrong, Lois C. McInnes, David E. Bernholdt, Wael R. Elwasif, Allen D. Malony, Sameer Shende, " Computational Quality of Service for Scientific Components", Component-Based Software Engineering, 7th International Symposium, CBSE 2004, Edinburgh, UK, May 24-25, 2004, Proceedings, Lecture Notes in Computer Science , 3054, Pg 264-271. Springer.

  39. J. Ray and N. Trebon and S. Shende and R. C. Armstrong and A. Malony, "Performance Measurement and Modeling of Component Applications in a High Performance Computing Environment : A Case Study", 18th International Parallel and Distributed Computing Symposium , April 26--30, 2004, Santa Fe, NM. Paper distributed by IEEE CS CD-ROM, also here.

  40. Sophia Lefantzi, Christopher A. Kennedy, Jaideep Ray and Habib N. Najm, "A study of the effect of higher order spatial discretizations in SAMR (Structured Adaptive Mesh Refinement) simulations", Proceedings of the Fall Meeting of the Western States Section of the The Combustion Institute, October 20--21, 2003, Los Angeles, CA. Paper distributed via CD-ROM, also here.

  41. Johan Steensland and Jaideep Ray, "A Partitioner-Centric Model for SAMR Partitioning Trade-Off Optimization: Part I", Proceedings of the 4th Annual Symposium of the Los Alamos Computer Science Institute (LACSI04). Paper distributed via CD-ROM, also here.

  42. Johan Steensland and Jaideep Ray, "A Heuristic Re-Mapping Algorithm Reducing Inter-Level Communication in SAMR Applications"Proceedings of the 15th IASTED International Conference on Parallel and Distributed Computing and Systems 2003 (PDCS03) . Paper distributed via CD-ROM, also here.

  43. Sophia Lefantzi and Jaideep Ray, "A Component-based Scientific Toolkit for Reacting Flows", Proceedings of the Second MIT Conference on Computational Fluid and Solid Mechanics, Boston, Mass. 2003.

  44. S. Lefantzi, J. Ray and H. N. Najm, "Using the Common Component Architecture to Design High Performance Scientific Simulation Codes," Proceedings of the International Parallel and Distributed Processing Symposium, April 2003, Nice, France (distributed via a conference CD; also here.)

  45. R.B. McCoy, H.N. Najm and J. Ray, "Shear layer effect on edge flame structure in a non-premixed methane-air flame" Proceedings of Third Joint Meeting of the U.S. Sections of the Combustion Institute Chicago, USA, March 2003. Paper discributed via Comb. Inst. CD, also here.

  46. Jaideep Ray, C.A. Kennedy, Sophia Lefantzi and H.N. Najm, " High-order spatial discretizations and extended stability methods for reacting flows on structured adaptively refined meshes ", Proceedings of Third Joint Meeting of the U.S. Sections of the Combustion Institute Chicago, USA, March 2003. Paper discributed via Comb. Inst. CD, also here.

  47. J. Ray, S.Lefantzi and H. Najm, " Using the Common Component Architecture to Design Simulation Codes, " presented at SIAM, Computational Science Conference, San Diego, CA, January 2003. Download presentation here.

  48. Craig C. Douglas, Jonathan Hu, Jaideep Ray, Danny Thorne and Ray Tuminaro, "Fast, Adaptively Refined Computational Elements in 3D," presented at 2002 International Conference on Computational Science, Part III, April 21th to 24th, Amsterdam, Netherlands. Also in Lecture Notes in Comput. Sc., 2331, pp 774-783, Springer, Berlin, 2002.

  49. R. B. McCoy, H.N. Najm, Jaideep Ray, J.E. Rehms and P.H. Paul, "Edge flame structure in non-premixed methane-air jet," at the Western States Symposium of the Combustion Institute, University of California, La Jolla, CA, March 25th and 26th, 2002 (paper distributed via Comb. Inst. CD, also here).

  50. Jaideep Ray, H.N. Najm and R.B. McCoy, "Ignition front structure in a methane-air jet," presented at the Second Joint Meeting of the U.S. Section of the Combustion Institute, Oakland, CA. March 25th to 28th, 2001 (paper distributed via Comb. Inst. CD, also here).

  51. Jaideep Ray, H.N. Najm and R.B. Milne, "Adaptive Lagrangian-Eulerian Reacting Flow Modeling" presented at the Second SIAM Numerical Combustion Meeting Amelia Island, FL. February 2000.

  52. Jaideep Ray and N.J. Zabusky, "The Richtmyer-Meshkov Instability with Reshock," presented at The 51st Annual Meeting of the Division of Fluid Dynamics, American Physical Society, Philadelphia, PA, 22-24th November, 1998. (abstract in Bull. Amer. Phys. Soc., vol. 43, Nov. 1998).

  53. Jaideep Ray, R. Samtaney and N.J. Zabusky, "Shock competition and circulation deposition in shock interactions with heavy prolate cylinders" presented at The 51st Annual Meeting of the Division of Fluid Dynamics, American Physical Society, Philadelphia, PA, 22-24th November, 1998. (abstract in Bull. Amer. Phys. Soc., vol. 43, Nov. 1998).

  54. Jaideep Ray and N.J. Zabusky, "Escaped vortex projectiles from shock wave interactions with elliptical and ellipsoidal clouds," presented at The Joint Meeting of the American Physical Society and the American Association of Physics Teachers with The Canadian Association of Physicists and the Sociedad Mexicana de Fisica., Washington, D.C., 18-21st April, 1997. (abstract in Bull. Amer. Phys. Soc., vol. 42, no. 2, April. 1997).

  55. N. J. Zabusky, S. Zeng, J. Ray, and R. Samtaney, "Vortical Projectiles from Shock-Bubble Interactions," Proceedings of the Sixth International Workshop on the Physics of Compressible Turbulent Mixing. Ed. G. Jourdan and L. Houas. June 1997, Universite de Provence, Marseilles. Imprimerie Caractere.

  56. Jaideep Ray and N.J. Zabusky, "Analytical and numerical models for a harmonic perturbation of the Richtmyer-Meshkov instability in the linear and non-linear epochs," presented at The 49th Annual Meeting of the Division of Fluid Dynamics, American Physical Society, Syracuse, NY, 24-26th November, 1996. (abstract in Bull. Amer. Phys. Soc., vol. 41, no. 9, Nov. 1996).

  57. R. Samtaney, J. Ray and N. J. Zabusky, "Baroclinic circulation generation on shock accelerated slow/fast gas interfaces," Proceedings of the Sixth International Workshop on the Physics of Compressible Turbulent Mixing. Ed. G. Jourdan and L. Houas. June 1997, Universite de Provence, Marseilles. Imprimerie Caractere.

  58. J. Ray, N. J. Zabusky and R. Samtaney, "Vortex methods for early and intermediate time Richtmyer-Meshkov environments," Proceedings of the 20th International Symposium on Shock Waves, Vol I. Ed. B. Sturtevant, H. G. Hornung and J. E. Shepherd. 1996, World Scientific Publishing Co. Pte. Ltd. Singapore.

Technical Reports

  1. J. Ray, V. Yadav, J. Lee, A. M. Michalak, S. Lefantzi, B. van Bloemen Waanders and S. A. McKenna, "A multiresolution spatial parametrization for the estimation of fossil-fuel carbon dioxide emissions via atmospheric inversions", Sandia Technical Report, SAND2013-2919. Printed April 2013. Sandia National Laboratories, Livermore, CA.

  2. Jaideep Ray and John Brownstein, "Nowcasting influenza outbreaks using open-source media reports", Sandia Technical Report, SAND2013-0963. Printed January 2013. Sandia National Laboratories, Livermore, CA.

  3. Khachik Sargsyan, Cosmin Safta, Robert Berry, Jaideep Ray, Bert Debusschere and Habib Najm, "Effcient uncertainty quantification methodologies for high-dimensional climate land models" Sandia Technical Report, SAND2011-8757. Printed November 2011. Sandia National Laboratories, Livermore, CA.

  4. C. Safta, J. Ray, K. Sargsyan, S. Lefantzi, K. Cheng and D. Crary, "Real-time characterization of partially observed epidemics using surrogate models" Sandia Technical Report, SAND2011-6776. Printed October 2011. Sandia National Laboratories, Livermore, CA.

  5. S. Lefantzi and J. Ray, "Deriving a model for influenza epidemics from historical data", Sandia Technical Report, SAND2011-6633. Printed October 2011. Sandia National Laboratories, Livermore, CA.

  6. J. Ray, S. Lefantzi, K. Klise, L. Salazar, S. A. McKenna, B. van Bloemen Waanders, M. D. Parno, Y. M. Marzouk, "Bayesian Data Assimilation for Stochastic Multiscale Models of Transport in Porous Media", Sandia Technical Report, SAND2011-6811. Printed October 2011. Sandia National Laboratories, Livermore, CA.

  7. J. Ray, S. A. McKenna, B. van Bloemen Waanders and Y. M. Marzouk, "Bayesian estimation of of unresolved properties of binary media from multiscale observations" Sandia Technical Report, SAND2011-3079. Printed May 2011. Sandia National Laboratories, Livermore, CA.

  8. S. A. McKenna, B. van Bloemen Waanders, J. Ray and Y. M. Marzouk, "Truncated multigaussian fields and effective conductance of binary media" Sandia Technical Report, SAND2010-8903. Printed Janurary 2011. Sandia National Laboratories, Albuquerque, NM.

  9. J. Ray, P. T. Boggs, D. M. Gay, M. N. Lemaster and M. E. Ehlen, "Risk-based decision making for staggered bioterrorist attacks: Resource allocation and risk reduction in reload scenarios" Sandia Technical Report, SAND2009-6008. Printed October 2009. Sandia National Laboratories, Livermore, CA.

  10. J. Ray, B. M. Adams, K. D. Devine, Y. M. Marzouk M. M. Wolf and H. N. Najm, "Distributed micro-releases of bioterror pathogens - Threat characterizations and epidemiology from uncertain patient observables", Sandia Technical Report SAND2008-6044. Printed October 2008. Sandia National Laboratories, Livermore, CA.

  11. J. Ray, Y.M. Marzouk, M. Kraus and P. Fast, "A Bayesian method for characterizing distributed microreleases: II. Inference under model uncertainty with short time-series data", Sandia Technical Report SAND2006-7568. Printed January 2007. Sandia National Laboratories, Livermore, CA.

  12. J. Ray, Y.M. Marzouk, H.N. Najm, M. Kraus and P. Fast, "A Bayesian method for characterizing distributed microreleases: I. The single-source case for non-contagious diseases", Sandia Technical Report SAND2006-1491. Printed March 2006. Sandia National Laboratories, Livermore, CA.

Maintained by

Jaideep Ray, June, 2005.