Tamar Shinar Associate Professor Computer Science & Engineering Department Interdisciplinary Center for Quantitative Modeling in Biology University of California - Riverside Riverside, CA 92521 shinar@cs.ucr.edu Curriculum Vitae

Research

My research interests include physics-based animation, fluid-structure interaction, and modeling and simulation of the mechanics of biological cells.

Courses

• SIGGRAPH 2019 Physics-based animation (with A. Bargteil)
  
• SIGGRAPH 2018 Physics-based animation (with A. Bargteil)
  

Videos

• Neural network-based surfacing of particle simulation data (with C. Zhao, and C. Schroeder)
  
• An extended partitioned method for conservative solid-fluid coupling (with M. Akbay, N. Nobles, and V. Zordan)
  
• Emergent phenomena in micro-macro models of microtubule gliding assays (with C. Hohenegger, and S. Cook)
  
• Microtubule-based motion in the single-celled C. elegans embryo (with M. Mana, F. Piano, and M. Shelley)
  
  
  
• Stokes flow in a complex geometry coupled to dynamic rigid structures and filaments (with M. Shelley)
  
  
  
• Deformable creatures with articulated, actuated rigid skeletons (with C. Schroeder and R. Fedkiw)
  
  
  
• Full two-way coupling of rigid and deformable bodies (with C. Schroeder and R. Fedkiw)
  
  
  
• Two-way coupling of fluids to rigid and deformable solids and shells (with A. Robinson-Mosher, J. Gretarsson, J. Su, and R. Fedkiw)
  
  
  
• Hybrid simulation of deformable solids (with E. Sifakis, G. Irving, and R. Fedkiw)
  
  
  
• Wrinkled flames and cellular patterns (with J.-M. Hong and R. Fedkiw)
  
  
  
• Multiple interacting liquids (with F. Losasso, A. Selle, and R. Fedkiw)
  

Publications

• Zhao, C., Shinar T., and Schroeder, C. Reconstruction of implicit surfaces from fluid particles using convolutional neural networks, Symposium on Computer Animation, 2024.
• Goulding, J., Shinar, T., and Schroeder, C. Conservative, bounded, and nonlinear discretization of the Cahn-Hilliard-Navier-Stokes equations, submitted.
• Goulding, J., Ayazi, M., Shinar, T., and Schroeder, C. Simplified conservative discretization of the Cahn-Hilliard-Navier-Stokes equations, 2023, submitted.
• Chowdhury, R. R., Shinar T., and Schroeder, C. Higher order divergence-free and curl-free interpolation on MAC grids, 2024, Journal of Computational Physics 503, 112831.
• Schroeder, C., Chowdhury, R. R., and Shinar T. Local divergence-free polynomial interpolation on MAC grids, Journal of Computational Physics 468, 111500, 2022
• Cook, S., and Shinar, T. Enabling simulation of high-dimensional micro-macro biophysical models through hybrid cpu and multi-gpu parallelism, Concurrency and Computation: Practice and Experience 33 (17), 2021
• Akbay, M., Schroeder, C., and Shinar T. Boundary pressure projection for partitioned solution of fluid-structure interaction with incompressible Dirichlet fluid domains, accepted to Journal of Computational Physics, 2021
• Sun Y., Shinar T., and Schroeder, C. Effective time step restrictions for explicit MPM simulation, (Best Paper Honorable Mention), ACM SIGGRAPH / Eurographics Symposium on Computer Animation 2020, Volume 39, Number 8, 2020
• Ding, O., Shinar, T., and Schroeder, C. Affine particle in cell method for MAC grids and fluid simulation, Journal of Computational Physics, Volume 408, May 2020, 109311, 2020
• Bargteil, A., Shinar T. An introduction to physics-based animation, ACM SIGGRAPH 2018 Courses, 2018
• Akbay, M., Nobles, N., Zordan, V., Shinar T. An extended partitioned method for conservative solid-fluid coupling, SIGGRAPH 2018, ACM Trans. Graph., Vol. 37, No. 4, Article 86, 2018
• Falkenstein, M., Jones B., Levine, J.A., Shinar T., Bargteil, A.W. Reclustering for large plasticity in clustered shape matching, Proceedings of the 10th ACM SIGGRAPH Conference on Motion in Games, 2017
• Jones B., Levine, J.A., Shinar T. , Bargteil, A.W. Efficient collision detection for example-based deformable bodies, Proceedings of the 10th ACM SIGGRAPH Conference on Motion in Games, 2017
• Cook, S., Hohenegger, C., and Shinar, T. A micro-macro framework for analyzing steric and hydrodynamic interactions in gliding assays, SIAM Multiscale Modeling and Simulation, Vol. 15, No. 4, pp. 1768–1796, 2017
• Jones B., Thuerey N., Shinar T. , Bargteil A.W. Example-based plastic deformation of rigid bodies, SIGGRAPH 2016, ACM TOG 35, 2016
• Jones B., Martin A., Levine J.A., Shinar T., Bargteil A.W. Ductile fracture for clustered shape matching, Proceedings of ACM SIGGRAPH Symposium on Interactive 3D Graphics and Games, Redmond, WA, 2016
• Jones B., Martin A., Levine J.A., Shinar T., Bargteil A.W. Clustering and collision detection for clustered shape matching, Proceedings of the 8th ACM SIGGRAPH Conference on Motion in Games, 199-204, 2015
• Hohenegger, C., Cook, S. and Shinar, T. Dimensional reduction of a multiscale continuum model of microtubule gliding assays, SIAM Journal on Applied Mathematics 74 (5), 2014
• Robinson-Mosher, A., Shinar, T., Silver, P. and Way J. Dynamics simulations for engineering macromolecular interactions, AIP Chaos 23 (2), 2013
• Shinar, T., Mana, M., Piano, F. and Shelley, M., A model of cytoplasmically-driven microtubule-based motion in the single-celled C. elegans embryo, Proceedings of the National Academy of Sciences 108 (26), pp. 10508-10513, 2011
• Robinson-Mosher, A., Shinar, T., Gretarsson, J., Su, J. and Fedkiw, R., Two-way coupling of fluids to rigid and deformable solids and shells, SIGGRAPH 2008, ACM TOG 27, 2008
• Shinar, T., Schroeder, C., and Fedkiw, R., Two-way coupling of rigid and deformable bodies, ACM SIGGRAPH/Eurographics Symposium on Computer Animation (SCA), edited by D. James and M. Gross, pp. 95-103, 2008
• Sifakis, E., Shinar, T., Irving, G. and Fedkiw, R., Hybrid simulation of deformable solids, ACM SIGGRAPH/Eurographics Symposium on Computer Animation (SCA), edited by D. Metaxas and J. Popovic pp. 81-90, 2007
• Hong, J.-M., Shinar, T. and Fedkiw, R., Wrinkled flames and cellular patterns, SIGGRAPH 2007, ACM TOG 26, 47.1-47.6, 2007
• Hong, J.-M., Shinar, T., Kang, M. and Fedkiw, R., On boundary condition capturing for multiphase interfaces J. Sci. Comput. 31, 99-125, 2007
• Losasso, F., Shinar, T. Selle, A. and Fedkiw, R., Multiple interacting liquids SIGGRAPH 2006, ACM TOG 25, 812-819, 2006

Thesis

• Shinar, T., Simulation of Coupled Rigid and Deformable Solids and Multiphase Fluids, Scientific Computing and Computational Mathematics, Stanford, 2008

Students

Current Students

• Mehrnaz Ayazi, Ph.D. candidate
• Chen Zhao, Ph.D. candidate
• Yitong Dai, Ph.D. candidate

Former Students

• Jason Goulding, Ph.D., 2024
• Steven Cook, Novartis, Ph.D., 2018
• Muzaffer Akbay, Oculus VR, Ph.D., 2018
• Steven Cook, Novartis Research Foundation, Ph.D., 2017
• Nicholas Nobles, M.S., 2017
• Wojciech Karas, M.S., 2016
• Paul Cernea, M.S., 2015
• Lingli Wang, M.S., 2014

Teaching

Outreach

I was a mentor in the Technovation Challenge program in NYC. Our team won 1st place in NYC and went on to the national competition at Google HQ where we placed 3rd overall! Go Firebirds! Read about the team and our winning app in this Huffington Post article.

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Links

drawings