Now showing items 1-20 of 23

    • Statistics-based Motion Synthesis for Social Conversations 

      Yang, Yanzhe; Yang, Jimei; Hodgins, Jessica (The Eurographics Association and John Wiley & Sons Ltd., 2020)
      Plausible conversations among characters are required to generate the ambiance of social settings such as a restaurant, hotel lobby, or cocktail party. In this paper, we propose a motion synthesis technique that can rapidly ...
    • Latent Space Subdivision: Stable and Controllable Time Predictions for Fluid Flow 

      Wiewel, Steffen; Kim, Byungsoo; Azevedo, Vinicius; Solenthaler, Barbara; Thuerey, Nils (The Eurographics Association and John Wiley & Sons Ltd., 2020)
      We propose an end-to-end trained neural network architecture to robustly predict the complex dynamics of fluid flows with high temporal stability. We focus on single-phase smoke simulations in 2D and 3D based on the ...
    • Primal/Dual Descent Methods for Dynamics 

      Macklin, Miles; Erleben, Kenny; Müller, Matthias; Chentanez, Nuttapong; Jeschke, Stefan; Kim, Tae-Yong (The Eurographics Association and John Wiley & Sons Ltd., 2020)
      We examine the relationship between primal, or force-based, and dual, or constraint-based formulations of dynamics. Variational frameworks such as Projective Dynamics have proved popular for deformable simulation, however ...
    • Fully Convolutional Graph Neural Networks for Parametric Virtual Try-On 

      Vidaurre, Raquel; Santesteban, Igor; Garces, Elena; Casas, Dan (The Eurographics Association and John Wiley & Sons Ltd., 2020)
      We present a learning-based approach for virtual try-on applications based on a fully convolutional graph neural network. In contrast to existing data-driven models, which are trained for a specific garment or mesh topology, ...
    • Interactive Sound Propagation For Dynamic Scenes Using 2d Wave Simulation 

      Rosen, Matthew; Godin, Keith W.; Raghuvanshi, Nikunj (The Eurographics Association and John Wiley & Sons Ltd., 2020)
      We present a technique to model wave-based sound propagation to complement visual animation in fully dynamic scenes. We employ 2D wave simulation that captures geometry-based diffraction effects such as obstruction, ...
    • A Bending Model for Nodal Discretizations of Yarn-Level Cloth 

      Pizana, José María; Rodríguez, Alejandro; Cirio, Gabriel; Otaduy, Miguel A. (The Eurographics Association and John Wiley & Sons Ltd., 2020)
      To deploy yarn-level cloth simulations in production environments, it is paramount to design very efficient implementations, which mitigate the cost of the extremely high resolution. To this end, nodal discretizations ...
    • ALLSTEPS: Curriculum-driven Learning of Stepping Stone Skills 

      Xie, Zhaoming; Ling, Hung Yu; Kim, Nam Hee; Panne, Michiel van de (The Eurographics Association and John Wiley & Sons Ltd., 2020)
      Humans are highly adept at walking in environments with foot placement constraints, including stepping-stone scenarios where footstep locations are fully constrained. Finding good solutions to stepping-stone locomotion is ...
    • Particle-based Liquid Control using Animation Templates 

      Schoentgen, Arnaud; Poulin, Pierre; Darles, Emmanuelle; Meseure, Philippe (The Eurographics Association and John Wiley & Sons Ltd., 2020)
      It is notoriously difficult for artists to control liquids while generating plausible animations. We introduce a new liquid control tool that allows users to load, transform, and apply precomputed liquid simulation templates ...
    • A Divergence-free Mixture Model for Multiphase Fluids 

      Jiang, Yuntao; Li, Chenfeng; Deng, Shujie; Hu, Shi-Min (The Eurographics Association and John Wiley & Sons Ltd., 2020)
      We present a novel divergence free mixture model for multiphase flows and the related fluid-solid coupling. The new mixture model is built upon a volume-weighted mixture velocity so that the divergence free condition is ...
    • Detailed Rigid Body Simulation with Extended Position Based Dynamics 

      Müller, Matthias; Macklin, Miles; Chentanez, Nuttapong; Jeschke, Stefan; Kim, Tae-Yong (The Eurographics Association and John Wiley & Sons Ltd., 2020)
      We present a rigid body simulation method that can resolve small temporal and spatial details by using a quasi explicit integration scheme that is unconditionally stable. Traditional rigid body simulators linearize constraints ...
    • Probabilistic Character Motion Synthesis using a Hierarchical Deep Latent Variable Model 

      Ghorbani, Saeed; Wloka, Calden; Etemad, Ali; Brubaker, Marcus A.; Troje, Nikolaus F. (The Eurographics Association and John Wiley & Sons Ltd., 2020)
      We present a probabilistic framework to generate character animations based on weak control signals, such that the synthesized motions are realistic while retaining the stochastic nature of human movement. The proposed ...
    • SCA 2020 CGF 39-8: Frontmatter 

      Bender, Jan; Popa, Tiberiu (The Eurographics Association and John Wiley & Sons Ltd., 2020)
    • Higher-Order Time Integration for Deformable Solids 

      Löschner, Fabian; Longva, Andreas; Jeske, Stefan; Kugelstadt, Tassilo; Bender, Jan (The Eurographics Association and John Wiley & Sons Ltd., 2020)
      Visually appealing and vivid simulations of deformable solids represent an important aspect of physically based computer animation. For the temporal discretization, it is customary in computer animation to use first-order ...
    • Cloth and Skin Deformation with a Triangle Mesh Based Convolutional Neural Network 

      Chentanez, Nuttapong; Macklin, Miles; Müller, Matthias; Jeschke, Stefan; Kim, Tae-Yong (The Eurographics Association and John Wiley & Sons Ltd., 2020)
      We introduce a triangle mesh based convolutional neural network. The proposed network structure can be used for problems where input and/or output are defined on a manifold triangle mesh with or without boundary. We ...
    • Intuitive Facial Animation Editing Based On A Generative RNN Framework 

      Berson, Eloïse; Soladié, Catherine; Stoiber, Nicolas (The Eurographics Association and John Wiley & Sons Ltd., 2020)
      For the last decades, the concern of producing convincing facial animation has garnered great interest, that has only been accelerating with the recent explosion of 3D content in both entertainment and professional activities. ...
    • A Pixel-Based Framework for Data-Driven Clothing 

      Jin, Ning; Zhu, Yilin; Geng, Zhenglin; Fedkiw, Ron (The Eurographics Association and John Wiley & Sons Ltd., 2020)
      We propose a novel approach to learning cloth deformation as a function of body pose, recasting the graph-like triangle mesh data structure into image-based data in order to leverage popular and well-developed convolutional ...
    • Making Procedural Water Waves Boundary-aware 

      Jeschke, Stefan; Hafner, Christian; Chentanez, Nuttapong; Macklin, Miles; Müller-Fischer, Matthias; Wojtan, Chris (The Eurographics Association and John Wiley & Sons Ltd., 2020)
      The ''procedural'' approach to animating ocean waves is the dominant algorithm for animating larger bodies of water in interactive applications as well as in off-line productions - it provides high visual quality with a ...
    • Linear Time Stable PD Controllers for Physics-based Character Animation 

      Yin, Zhiqi; Yin, KangKang (The Eurographics Association and John Wiley & Sons Ltd., 2020)
      In physics-based character animation, Proportional-Derivative (PD) controllers are commonly used for tracking reference motions in motor control tasks. Stable PD (SPD) controllers significantly improve the numerical stability ...
    • Distant Collision Response in Rigid Body Simulations 

      Coevoet, Eulalie; Andrews, Sheldon; Relles, Denali; Kry, Paul G. (The Eurographics Association and John Wiley & Sons Ltd., 2020)
      We use a finite element model to predict the vibration response of objects in a rigid body simulation, such that rigid objects are augmented to provide a plausible elastic collision response between distant objects due to ...
    • Effective Time Step Restrictions for Explicit MPM Simulation 

      Sun, Yunxin; Shinar, Tamar; Schroeder, Craig (The Eurographics Association and John Wiley & Sons Ltd., 2020)
      Time steps for explicit MPM simulation in computer graphics are often selected by trial and error due to the challenges in automatically selecting stable time step sizes. Our time integration scheme uses time step restrictions ...