Author Archives: christopherbatty

A Level-Set Method for Magnetic Substance Simulation

Xingyu Ni, Bo Zhu, Bin Wang, Baoquan Chen We present a versatile numerical approach to simulating various magnetic phenomena using a level-set method. At the heart of our method lies a novel two-way coupling mechanism between a magnetic field and a … Continue reading

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Codimensional Surface Tension Flow using Moving-Least-Squares Particles

Hui Wang, Yongxu Jin, Anqi Luo, Xubo Yang, Bo Zhu We propose a new Eulerian-Lagrangian approach to simulate the various surface tension phenomena characterized by volume, thin sheets, thin filaments, and points using Moving-Least-Squares (MLS) particles. At the center of … Continue reading

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An Implicit Compressible SPH Solver for Snow Simulation

Christoph Gissler, Andreas Henne, Stefan Band, Andreas Peer, Matthias Teschner Snow is a complex material. It resists elastic normal and shear deformations, while some deformations are plastic. Snow can deform and break. It can be significantly compressed and gets harder … Continue reading

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Wave Curves: Simulating Lagrangian water waves on dynamically deforming surfaces

Tomas Skrivan, Andreas Soderstrom, John Johansson, Christoph Sprenger, Ken Museth, Chris Wojtan We propose a method to enhance the visual detail of a water surface simula-tion. Our method works as a post-processing step which takes a simulationas input and increases … Continue reading

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Chemomechanical Simulation of Soap Film Flow on Spherical Bubbles

Weizhen Huang, Julian Iseringhausen, Tom Kneiphof, Ziyin Qu, Chenfanfu Jiang, Matthias B. Hullin Soap bubbles are widely appreciated for their fragile nature and their colorful appearance. The natural sciences and, in extension, computer graphics, have comprehensively studied the mechanical behavior … Continue reading

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Fast Tetrahedral Meshing in the Wild

Yixin Hu, Teseo Schneider, Bolun Wang, Denis Zorin, Daniele Panozzo We propose a new tetrahedral meshing method, fTetWild, to convert triangle soups into high-quality tetrahedral meshes. Our method builds on the TetWild algorithm, replacing the rational triangle insertion with a … Continue reading

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Incremental Potential Contact: Intersection- and Inversion-free, Large-Deformation Dynamic

Minchen Li, Zachary Ferguson, Teseo Schneider, Timothy Langlois, Denis Zorin, Daniele Panozzo, Chenfanfu Jiang, Danny M. Kaufman Contacts weave through every aspect of our physical world, from daily household chores to acts of nature. Modeling and predictive computation of these … Continue reading

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N-Dimensional Rigid Body Dynamics

Marc ten Bosch I present a formulation for Rigid Body Dynamics that is independent of the dimension of the space. I describe the state and equations of motion of rigid bodies using geometric algebra. Using collision detection algorithms extended to … Continue reading

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Projective Dynamics with Dry Frictional Contact

Mickael Ly, Jean Jouve, Laurence Boissieux, Florence Bertails-Descoubes Projective dynamics was introduced a few years ago as a fast method to yield an approximate yet stable solution to the dynamics of nodal systems subject to stiff internal forces. Previous attempts … Continue reading

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NASOQ: Numerically Accurate Sparsity-Oriented QP Solver

Kazem Cheshmi, Danny M. Kaufman, Shoaib Kamil, Maryam Mehri Dehnavi Quadratic programs (QP), minimizations of quadratic objectives subject to linear inequality and equality constraints, are at the heart of algorithms across scientific domains. Applications include fundamental tasks in geometry processing, … Continue reading

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