Presentations (list not necessarily complete)

2015

  1. Getting Out More from the Power Grid--Mathematical Challenges of Energy Systems. At INFORMS 2015 Philadelphia.Added a reference slide at the end and did slight modifications to a couple slides.

2014

  1. Iterative Methods for DVIs Appearing in timestepping for Multibody Dynamics. At Berlin ICCP 2014 Conference. Thanks Michael Hintermüller and colleagues at Humboldt U for great event.
  2. A compliant visco-plastic particle contact model based on differential variational inequalities. Banff BIRS workshop, February 2014. The presentation was recordedhere.

2013

  1. Optimization under Uncertainty (and a presentation of M2ACS); the ANL-DOE-GE meeting, March 2013.

2012

  1. Complementarity Models for Rolling and Plasticity, International Conference on Complementarity Problems, Singapore 2012.
  2. Optimization and other Applied Mathematics Challenges for Complex Energy Systems, University of Illinois IMSE Initiative Kick-Off Symposium, Urbana-Champaign, September 2012.
  3. Scalable Dynamic Optimization -- smooth exact penalty transformations. International Symposium on Mathematical Programming, Berlin, August 2012.
  4. Scalable Gaussian Process Analysis -- the ScalaGauss Project, SAMSI High Performance UQ Workshop, Oak Ridge, May 2012.
  5. Uncertainty Propagation, Hybrid Derivative -- Sampling Methods, UC Stats, Chicago, May 2012.
  6. Gradient-Enhanced Uncertainty Propagation, SIAM-UQ conference, Raleigh, April 2012.
  7. Directions in Uncertainty Quantification and Massive Data Analysis involving Gaussian Processes, Univ of Pitt, Pittsburgh, April 2012.

 

2011

  1. Gradient-Enhanced Uncertainty Propagation, U of Texas ICES Collquium, November 2011.
  2. Scalable Stochastic Programming, AMR PI plenary meeting, Oct 2011, Virginia.
  3. Gradient-Enhanced Uncertainty Propagation, SAMSI Summer School, June 2011, Albuquerque.
  4. Gradient-Enhanced Uncertainty Propagation. IMA, June 2011, Minneapolis.
  5. Scalable Nonlinear Model Predictive Control for Energy Applications. IEEE CSCS 18 Bucharest (plenary lecture).
  6. Dynamic Electricity Markets, SIAM Optimization, May 2011, Darmstadt (also, IEEE CSCS 18 Bucharest).
  7. Basis Design for polynomial regression with derivatives. SIAM CSE, March 2011, Reno.
  8. Differential Variational Inequalities in Phase Field Models. SIAM CSE, March 2011, Reno (also, SIAM OPT 2011, Darmstadt).

2010

  1. Iterative Methods for Optimization Problems in Rigid-body Simulation. SIAM Parallel Processing Conference, February 2010, Seattle.
  2. Iterative Methods for Optimization Problems in Rigid-body Simulation. Midwest Numerical Analysis Conference, April 2010, Ames.
  3. Matrix-Free Methods for the Simulation of Differential Variational Inequalities (Hybrid Systems), Applied Math Research Meeting, May 2010, Berkeley, 2010.
  4. Polynomial Regression with Derivative Information for Uncertainty Quantification of Nuclear Modeling Simulations, 2nd Verification and Validation Workshop, Myrtle Beach, May 2010.
  5. Using Automatic Differentiation in Uncertainty Quantification of Nuclear Simulation Models. American Nuclear Society Meeting, San Diego, June 2010.
  6. A Scalable Interior Point Solver for Stochastic Programming. International Conference on Stochastic Programming, Halifax, August 2010.
  7. Management under Uncertainty of Energy Systems via Scalable Stochastic Programming, Seminar, Princeton, October 2010.
  8. On-Line Nonlinear Programming as a Generalized Equation. INFORMS, Austin, November 2010.
  9. A Scalable Interior Point Solver for Stochastic Programming. INFORMS, Austin, November 2010.
  10. Using High Performance Computing for the Management under Uncertainty of Energy Systems. Supercomputing, New Orleans, November 2010.
  11. Gradient Enhanced Universal Kriging Model for Uncertainty Quantification in Reactor Safety Simulations. Supercomputing, New Orleans, November 2010.
  12. Management under Uncertainty of Energy Systems via Scalable Stochastic Programming, Seminar, Wisconsin, November 2010 (virtually same as the one from Princeton).

2009.

  1. A time stepping method for large scale differential variation inequalities in nonsmooth dynamics.February 2009, UIC.
  2. An iterative method for large-scale multibody dynamics. March 2009, SIAM-CSE, Miami.
  3. Solving Large-Scale Differential Variational Inequalities in Dense Granular Flow, March 2009, OPTIMA, Urbana-Champaign.
  4. Verification and Validation: Uncertainty Quantification by Polynomial Regression With Derivatives.May 2009, NEAMS Review, Argonne. Similar to the presentation to the 2009 USNCCM Congress, Columbus.
  5. Hybrid Sampling-Sensitivity Methods for Uncertainty Quantification. June 2009, American Nuclear Society 09 Annual Meeting, Roundtable in Current Computational Methods, Atlanta
  6. Weather-forecast-based optimization of energy systems, July 2009, SIAM Annual Meeting, Denver.
  7. The Road to Stable, High Performance Simulation of Granuar Flow, Oct 2009, invited plenary at the Lehigh High Performance Computing Workshop. Also a variant of my plenary talk at ISMP 09. Large file, it contains my flas movies.
  8. A Linear Programming –Linear Assignment Approachfor the Protein Morphing Problem, Oct 09, INFORMS 09, San Diego.
  9. Weather-forecast-based Optimization of Integrated Energy Systems, Oct 09, INFORMS 09, San Diego.
  10. The promise of Supercomputing for Optimal Management of Energy Systems. Nov 09, Supercomputing 09, Portland.

 

2008

  1. A Linear Programming Method for Computing the Penetration Depth in Rigid-Body Dynamics. INFORMS Annual Meeting, Seattle, 2007.
  2. Numerical Methods for large multibody dynamics simulation. By Alessandro Tasora (presented at Argonne, Feb 08) 
  3. An introduction to the Differential Variational Inequalities Session; An iterative solver for cone complementarity problems of nonsmooth multibody dynamics. SIAM Optimization Conference, Boston, May 2008.
  4. An iterative solver for cone complementarity problems of nonsmooth multibody dynamics�and other DVI. Hybrid Systems Workshop, Koc University, Istanbul, Turkey, May 2008. A subset presented at the SIAM Optimization Conference, Boston, 2008
  5. A Stochastic Finite Element with Derivative Information Approach for Uncertainty Quantification in Nuclear Reactors. Verification and Validation for Nuclear Systems Analysis, Idaho Falls, Idaho, July 2008.
  6. Optimization at Argonne (large file, includes flash movies). Argonne/MCS-NDSU meeting, November 2008.
  7. An time stepping method for large scale differential variational inequalities appearing in nonsmooth dynamics. December 2008. Stevens Institute of Technology.

2007

  1. Quasicontinuum-like model reduction approaches in material science. SIAM CSE Conference, Costa Mesa, February 2007.
  2. Stochastic Finite element approach for Uncertainty Quantification in Nuclear Reactors.3-rd Conference on Mathematics, Computation and Nuclear Supercomputing Applications, Monterey, April 2007.
  3. Cone complementarity problems for nonsmooth multirigid body dynamics. LANS Seminar, June 2007.
  4. Quasicontinuum-like model reduction approaches in material science. International Conference in Computational and Mathematical Methods in Science and Engineering -- Numerical Analysis Day, June 2007.
  5. Convergence Framework for Trapezoidal-Like Semi-Implicit Time-Stepping Schemes for Multi Body Dynamics with Contacts and Joints. International Congress in Industrial and Applied Mathematics (ICIAM), Zurich, 2007.
  6. Cone complementarity problems for nonsmooth multirigid body dynamics. International Conference on Continuous Optimization ( ICCOPT), Hamilton, Canada, 2007.
  7. Stochastic Finite Element approaches for Uncertainty Quantification in Nuclear Reactors. ICCOPT, Hamilton, Canada, 2007.

2006

  1. Mathematical Programs with Complementarity Constraints. IIT Math Seminar, Chicago, April 2006.
  2. Multiscale Problems relevant to the Global Nuclear Energy Partnership (GNEP). 3rd DOE Workshop on GNEP. Washington, D.C., July 2006.
  3. A Reconstruction Approach for Electronic Structure Computation (presented by Peter Zapol). World Congress on Computational Mechanics, Los Angeles, August 2006.
  4. Stochastic Finite Element Approaches for Parametric Constrained Optimization Problems. LANS Seminar, Argonne, November 2006.

2005

  1. Theoretical basis of density functional theory. LANS Math Seminar, Argonne, April 2005.
  2. Hard constraints methods for multi rigid body dynamics with contact and friction. Numerical Analysis Conference, Iowa City, May 2005.
  3. Nonlinear Optimization and Applications. Argonne Student Seminar, Argonne, June, 2005.
  4. Hard constraints methods for multi rigid body dynamics with contact and friction. BIRS Workshop on dynamical systems, Banff, June 2005.
  5. Optimization-based simulation of nonsmooth dynamics. SCICONOS-DAVINCI meeting, Grenoble, July 2005.
  6. Optimization-based simulation of nonsmooth dynamics. International Conference on Complementarity Problems, Stanford, August 2005.
  7. Convergence of elastic mode formulations for mathematical programs with complementarity constraints. INFORMS Annual Meeting, San Francisco, November 2005.

2004

  1. Solving nonconvex problems of nonsmooth dynamics
    by convex relaxation    . Computation Institute, Chicago, January 2004.
  2. Global convergence of elastic mode approaches for a class of Mathematical Programming with Complementarity Constraints. CORS-INFORMS meeting, Banff, June 2004.
  3. Global convergence of elastic mode approaches for a class of Mathematical Programming with Complementarity Constraints. International Conference on Continuous Optimization, Troy, August 2004.
  4. Optimal Control Problems with Complementarity Constraints. INFORMS Annual Meeting, Denver, November 2004.

2003

  1. Constraint stabilization for Linear Complementarity time-stepping methods for Multi-Rigid-Body with Contact and Friction. SIAM Annual Meeting, Montreal, June 2003,  SCICADE, Trondheim, July 2003, and ASME Annual Meeting, Chicago, Sep 2003.
  2. Constrained-based simulation of Multi-Rigid-Body Dynamics with Contact and Friction. International Congress on Industrial and Applied Mechanics, Sydney, July 2003.
  3. Complementarity-based simulation of Multi-Rigid-Body Dynamics with Contact and Friction. International Mathematical Programming Symposium, Copenhagen, August, 2003.
  4. Constraint stabilization for Linear Complementarity time-stepping methods for Multi-Rigid-Body Dynamics with contact and Friction. INFORMS Annual Meeting, November, 2003.
  5. Rate of convergence results for Nonlinear Programming elastic model algorithsm for Mathematical Programs with Complementarity Constraints, INFORMS Annual Meeting, Atlanta, November 2003. 

2002

  1. Using Linear Complementarity Techniques to Model and Simulate Multi-Rigid-Body Dynamics with Contact and Friction. NATO Advanced Scientific Institute on Multibody Dynamics, Prague, July 2002.
  2. Approaching Optimal Design Problems for Parameterized Variational Inequalities by smooth NLP techniques. INFORMS annual meeting, San Jose, November 2002.

2001

  1. Degenerate Nonlinear Programming Unbounded Lagrange Multiplier Sets Applications to Mathematical Programs with Complementarity Constraints. INFORMS Annual Meeting, Miami Beach, November 2001.

2000

  1. Degenerate Nonlinear Programming with Unbounded Lagrange Multiplier Sets
    Applications to Mathematical Programs with Complementarity Constraints.     International Symposium on Mathematical Programming, August 2000.
  2. Using Linear Complementarity Techniques to Model and Simulate Multi-Rigid-Body Dynamics with Contact and Friction. SIAM Computational Science and Engineering, Washington DC, September 2000.
  3. Degenerate Nonlinear Programming with Unbounded Lagrange Multiplier Sets Applications to Mathematical Programs with Complementarity Constraints. INFORMS Annual Meeting, San Antonio, November 2000.

1999

  1. Simulating Multi-Rigid-Body Dynamics with Contact and Friction. SIAM Conference on Optimization, Atlanta, May 1999.
  2. Degenerate nonlinear programs with a quadratic growth condition. INFORMS Annual Meeting, Philadelphia, November 1999.