Now showing items 1-20 of 31

    • Stability Analysis of Explicit MPM 

      Bai, Song; Schroeder, Craig (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      In this paper we analyze the stability of the explicit material point method (MPM). We focus on PIC, APIC, and CPIC transfers using quadratic and cubic splines in two and three dimensions. We perform a fully three-dimensional ...
    • Combining Motion Matching and Orientation Prediction to Animate Avatars for Consumer-Grade VR Devices 

      Ponton, Jose Luis; Yun, Haoran; Andujar, Carlos; Pelechano, Nuria (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      The animation of user avatars plays a crucial role in conveying their pose, gestures, and relative distances to virtual objects or other users. Self-avatar animation in immersive VR helps improve the user experience and ...
    • Context-based Style Transfer of Tokenized Gestures 

      Kuriyama, Shigeru; Mukai, Tomohiko; Taketomi, Takafumi; Mukasa, Tomoyuki (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      Gestural animations in the amusement or entertainment field often require rich expressions; however, it is still challenging to synthesize characteristic gestures automatically. Although style transfer based on a neural ...
    • Learning Physics with a Hierarchical Graph Network 

      Chentanez, Nuttapong; Jeschke, Stefan; Müller, Matthias; Macklin, Miles (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      We propose a hierarchical graph for learning physics and a novel way to handle obstacles. The finest level of the graph consist of the particles itself. Coarser levels consist of the cells of sparse grids with successively ...
    • Wassersplines for Neural Vector Field-Controlled Animation 

      Zhang, Paul; Smirnov, Dmitriy; Solomon, Justin (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      Much of computer-generated animation is created by manipulating meshes with rigs. While this approach works well for animating articulated objects like animals, it has limited flexibility for animating less structured ...
    • PERGAMO: Personalized 3D Garments from Monocular Video 

      Casado-Elvira, Andrés; Comino Trinidad, Marc; Casas, Dan (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      Clothing plays a fundamental role in digital humans. Current approaches to animate 3D garments are mostly based on realistic physics simulation, however, they typically suffer from two main issues: high computational ...
    • Sketching Vocabulary for Crowd Motion 

      Mathew, C. D. Tharindu; Benes, Bedrich; Aliaga, Daniel (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      This paper proposes and evaluates a sketching language to author crowd motion. It focuses on the path, speed, thickness, and density parameters of crowd motion. A sketch-based vocabulary is proposed for each parameter and ...
    • Fast Numerical Coarsening with Local Factorizations 

      He, Zhongyun; Pérez, Jesús; Otaduy, Miguel A. (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      Numerical coarsening methods offer an attractive methodology for fast simulation of objects with high-resolution heterogeneity. However, they rely heavily on preprocessing, and are not suitable when objects undergo dynamic ...
    • Voronoi Filters for Simulation Enrichment 

      Casafranca, Juan J.; Otaduy, Miguel A. (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      The simulation of complex deformation problems often requires enrichment techniques that introduce local high-resolution detail on a generally coarse discretization. The use cases include spatial or temporal refinement of ...
    • MP-NeRF: Neural Radiance Fields for Dynamic Multi-person synthesis from Sparse Views 

      Chao, Xian Jin; Leung, Howard (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      Multi-person novel view synthesis aims to generate free-viewpoint videos for dynamic scenes of multiple persons. However, current methods require numerous views to reconstruct a dynamic person and only achieve good performance ...
    • Facial Animation with Disentangled Identity and Motion using Transformers 

      Chandran, Prashanth; Zoss, Gaspard; Gross, Markus; Gotardo, Paulo; Bradley, Derek (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      We propose a 3D+time framework for modeling dynamic sequences of 3D facial shapes, representing realistic non-rigid motion during a performance. Our work extends neural 3D morphable models by learning a motion manifold ...
    • Monocular Facial Performance Capture Via Deep Expression Matching 

      Bailey, Stephen W.; Riviere, Jérémy; Mikkelsen, Morten; O'Brien, James F. (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      Facial performance capture is the process of automatically animating a digital face according to a captured performance of an actor. Recent developments in this area have focused on high-quality results using expensive ...
    • Physically Based Shape Matching 

      Müller, Matthias; Macklin, Miles; Chentanez, Nuttapong; Jeschke, Stefan (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      The shape matching method is a popular approach to simulate deformable objects in interactive applications due to its stability and simplicity. An important feature is that there is no need for a mesh since the method works ...
    • Pose Representations for Deep Skeletal Animation 

      Andreou, Nefeli; Aristidou, Andreas; Chrysanthou, Yiorgos (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      Data-driven skeletal animation relies on the existence of a suitable learning scheme, which can capture the rich context of motion. However, commonly used motion representations often fail to accurately encode the full ...
    • Generating Upper-Body Motion for Real-Time Characters Making their Way through Dynamic Environments 

      Alvarado, Eduardo; Rohmer, Damien; Cani, Marie-Paule (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      Real-time character animation in dynamic environments requires the generation of plausible upper-body movements regardless of the nature of the environment, including non-rigid obstacles such as vegetation. We propose a ...
    • Local Scale Adaptation to Hand Shape Model for Accurate and Robust Hand Tracking 

      Kalshetti, Pratik; Chaudhuri, Parag (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      The accuracy of hand tracking algorithms depends on how closely the geometry of the mesh model resembles the user's hand shape. Most existing methods rely on a learned shape space model; however, this fails to generalize ...
    • High-Order Elasticity Interpolants for Microstructure Simulation 

      Chan-Lock, Antoine; Pérez, Jesús; Otaduy, Miguel A. (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      We propose a novel formulation of elastic materials based on high-order interpolants, which fits accurately complex elastic behaviors, but remains conservative. The proposed high-order interpolants can be regarded as a ...
    • UnderPressure: Deep Learning for Foot Contact Detection, Ground Reaction Force Estimation and Footskate Cleanup 

      Mourot, Lucas; Hoyet, Ludovic; Clerc, François Le; Hellier, Pierre (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      Human motion synthesis and editing are essential to many applications like video games, virtual reality, and film postproduction. However, they often introduce artefacts in motion capture data, which can be detrimental to ...
    • A Fusion Crowd Simulation Method: Integrating Data with Dynamics, Personality with Common 

      Mao, Tianlu; Wang, Ji; Meng, Ruoyu; Yan, Qinyuan; Liu, Shaohua; Wang, Zhaoqi (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      This paper proposes a novel crowd simulation method which integrates not only modelling ideas but also advantages from both data-driven methods and crowd dynamics methods. To seamlessly integrate these two different modelling ...
    • Differentiable Simulation for Outcome-Driven Orthognathic Surgery Planning 

      Dorda, Daniel; Peter, Daniel; Borer, Dominik; Huber, Niko Benjamin; Sailer, Irena; Gross, Markus; Solenthaler, Barbara; Thomaszewski, Bernhard (The Eurographics Association and John Wiley & Sons Ltd., 2022)
      Algorithms at the intersection of computer graphics and medicine have recently gained renewed attention. A particular interest are methods for virtual surgery planning (VSP), where treatment parameters must be carefully ...