James O'Brien

Associate Professor

Research Areas

• Graphics and Human-Computer Interaction (GHCI)
• Scientific Computing (SCI)
• Computer animation, physical simulation, surface modeling, human perception of motion, computational geometry, image processing, scientific computing

Research Centers

• Berkeley Center for New Media (BCNM)
• Center for Intelligent Systems (CIS)

Teaching Schedule (Spring 2008)

• CS 184. Foundations of Computer Graphics, M W 1:00-2:30P, 306 Soda

Selected Publications

• R. Alterovitz, E. Lessard, J. Pouliot, I. J. Hsu, J. O'Brien, and K. Goldberg, "Optimization of HDR Brachytherapy Dose Distributions using Linear Programming with Penalty Costs," Journal of Medical Physics, vol. 33, no. 4012-4019, Nov. 2006.
• B. M. Klingner, B. A. Feldman, N. Chentanez, and J. O'Brien, "Fluid animation with dynamic meshes," in Proc. of the ACM SIGGRAPH 2006 33rd Annual Conf. on Computer Graphics and Interactive Techniques, New York, NY: ACM Press, 2006, pp. 820-825.
• A. Bargteil, T. G. Goktekin, J. O'Brien, and J. Strain, "Semi-Lagrangian Contouring for Fluid Simulation," ACM Transactions on Graphics, vol. 25, pp. 19-38, Jan. 2006.
• O. Arikan, D. A. Forsyth, and J. O'Brien, "Fast and detailed approximate global illumination by irradiance decomposition," in Proc. of the ACM SIGGRAPH 2005 32nd Annual Conf. on Computer Graphics and Interactive Techniques, J. Marks, Ed., New York, NY: ACM Press, 2005, pp. 1108-1114.
• B. E. Feldman, J. O'Brien, and B. M. Klingner, "Animating gases with hybrid meshes," in Proc. of the ACM SIGGRAPH 2005 32nd Annual Conf. on Computer Graphics and Interactive Techniques, J. Marks, Ed., New York, NY: ACM Press, 2005, pp. 904-909.
• T. G. Goktekin, A. W. Bargteil, and J. O'Brien, "A method for animating viscoelastic fluids," in Proc. of the ACM SIGGRAPH 2004 31st Annual Conf. on Computer Graphics and Interactive Techniques, New York, NY: ACM Press, 2004, pp. 463-468.
• C. Shen, J. O'Brien, and J. Shewchuk, "Interpolating and approximating implicit surfaces from polygon soup," in Proc. of the ACM SIGGRAPH 2004 31st Annual Conf. on Computer Graphics and Interactive Techniques, J. Marks, Ed., New York, NY: ACM Press, 2004, pp. 896-904.
• O. Arikan, D. A. Forsyth, and J. O'Brien, "Motion synthesis from annotations," in Proc. of the ACM SIGGRAPH 2003 30th Annual Conf. on Computer Graphics and Interactive Techniques, New York, NY: ACM Press, 2003, pp. 402-408.
• G. Turk and J. O'Brien, "Modelling with Implicit Surfaces that Interpolate," ACM Transactions on Graphics, vol. 21, pp. 855-873, Oct. 2002.
• J. O'Brien, A. W. Bargteil, and J. K. Hodgins, "Graphical modeling and animation of ductile fracture," in Proc. of the ACM SIGGRAPH 2002 29th Annual Conf. on Computer Graphics and Interactive Techniques, New York, NY: ACM Press, 2002, pp. 291-294.
• J. O'Brien, P. R. Cook, and G. Essl, "Synthesizing sounds from physically based motion," in Proc. of the ACM SIGGRAPH 28th Annual Conf. on Computer Graphics and Interactive Techniques, New York, NY: ACM Press, 2001, pp. 529-536.
• G. Turk and J. O'Brien, "Shape transformation using variation implicit functions," in Proc. of the ACM SIGGRAPH 26th Annual Conf. on Computer Graphics and Interactive, New York, NY: ACM Press/Addison-Wesley Publishing Co., 1999, pp. 335-342.
• J. O'Brien and J. K. Hodgins, "Graphical modeling and animation of brittle fracture," in Proc. of the ACM SIGGRAPH 26th Annual Conf. on Computer Graphics and Interactive Techniques, New York, NY: ACM Press/Addison-Wesley Publishing Co., 1999, pp. 137-146.