Haiyan Cheng
  • Haiyan Cheng
  • Assistant Professor of Computer Science
  • Computer Science
  • Ford Hall 207
  • 503-375-5339
  • 503-370-6977 fax

Haiyan Cheng

Education

  • PhD, Computer Science and Applications, Virginia Polytechnic Institute and State University
  • MS, Computer Science, University of Windsor
  • MS, Applied Mathematics, Michigan Technological University

Research Interests

  • Scientific computing
  • Data assimilation techniques: Kalman filter, 4D-Var, Particle filter
  • Hybrid numerical methods for data assimilation
  • Uncertainty quantification and reduction techniques for large-scale simulations
  • Polynomial chaos method
  • Uncertainty apportionment

Courses

  • CS 125 Problem Solving with MATLAB
  • CS 141 Introduction to Programming (JAVA)
  • CS 343 Analysis of Algorithms
  • CS 451 Topics in Computer Science (World Wide Web Programming) (Issues in Scientific Computing)
  • CS 435 Computational Science and Applications
  • CS 495, 496 Senior Seminar (1)(2)

I'm using the Willamette WISE system for course management and course material, if you are interested in the course content, please contact me to obtain a guest permission.

All course descriptions are listed in the CLA Course Catalog.

Publications

Invited Talks and Tutorials

  • "Quantify and Reduce Uncertainties to Improve the Model Predictability." CASCADE Computational and Applied Mathematics Seminar, Oregon State University, Corvallis, Oregon, April 5, 2014.
  • "Variational Data Assimilation and Particle Filters." Data Assimilation and PDE-Constrained Optimization, SIAM Conference on Computational Science and Engineering (SIAM-CSE) Feb 25-Mar 1, 2013.
  • "Hybrid Methods for Data Assimilation." Data Assimilation and Inverse Problem Minisymposia, SIAM Conference on Uncertainty Quantification (SIAM-UQ), Raleigh, North Carolina, April 2-5, 2012. 
  • "New Hybrid EnKF and 4D-Var Method." Applied Mathematics and Computational Seminar, Mathematics Department, Oregon State University, Corvallis, Oregon, November 18, 2011.
  • "Investigation of Advanced Data Assimilation Schemes for Nonlinear and Non-Gaussian Problems." Invited talk at National Oceanic and Atmospheric Administration, Earth Science Research Lab, Global System Division, Forecast Application Branch (NOAA/ESRL/GSD/FAB), Boulder, Colorado, July 27, 2011.
  • "Uncertainty Quantification and Uncertainty Reduction Techniques in Scientific Simulations." Invited talk at NOAA/ESRL/GSD/FAB, Boulder, Colorado, June 23, 2010.
  • "Uncertainty Quantification and Uncertainty Reduction Techniques for Scientific Simulations." Half-day tutorial at ACM-SAC conference, Sierre, Switzerland, March 22-26, 2010. 
  • "Parameter Estimation and Uncertainty Apportionment using a Polynomial Chaos Approach." Invited talk at SIAM Conference on Computational Science and Engineering (SIAM-CSE-09), Miami, Florida, March 2-6, 2009.

Fundings and Awards