Author Archives: christopherbatty

Stable Cosserat Rods

Jerry Hsu, Tongtong Wang, Kui Wu, Cem Yuksel Cosserat rods have become an increasingly popular framework for simulating complex bending and twisting in thin elastic rods, used for hair, tree, and yarn-level cloth models. However, traditional approaches often encounter significant … Continue reading

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ANIME-Rod: Adjustable Nonlinear Isotropic Materials for Elastic Rods

Huanyu Chen, Jiahao Wen, Jernej Barbič We give a method to simulate large deformations of 3D elastic rods under arbitrary nonlinear isotropic 3D solid materials. Rod elastic energies in existing graphics literature are derived from volumetric models under the small-strain … Continue reading

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Automated Task Scheduling for Cloth and Deformable Body Simulations in Heterogeneous Computing Environments

Chengzhu He, Zhendong Wang, Zhaorui Meng, Junfeng Yao, Shihui Guo The concept of the Internet of Things (IoT) has driven the development of system-on-a-chip (SoC) technology for embedded and mobile systems, which may define the future of next-generation computation. In … Continue reading

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Physics-inspired Estimation of Optimal Cloth Mesh Resolution

Diyang Zhang, Zhendong Wang, Zegao Liu, Xinming Pei, Weiwei Xu In this paper, we tackle an important yet often overlooked question: What is the optimal mesh resolution for cloth simulation, without relying on preliminary simulations? The optimal resolution should be … Continue reading

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StiffGIPC: Advancing GPU IPC for Stiff Affine-Deformable Simulation

Kemeng Huang, Xinyu Lu, Huancheng Lin, Taku Komura, Minchen Li Incremental Potential Contact (IPC) is a widely used, robust, and accurate method for simulating complex frictional contact behaviors. However, achieving high efficiency remains a major challenge, particularly as material stiffness … Continue reading

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A Neural Particle Level Set Method for Dynamic Interface Tracking

Duowen Chen, Junwei Zhou, Bo Zhu We propose a neural particle level set (Neural PLS) method to accommodate tracking and evolving dynamic neural representations. At the heart of our approach is a set of oriented particles serving dual roles of … Continue reading

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Corotational Hinge-based Thin Plates/Shells

Qixin Liang We present six thin plate/shell models, derived from three distinct types of curvature operators formulated within the corotational frame, for simulating both rest-flat and rest-curved triangular meshes. Each curvature operator derives a curvature expression corresponding to both a … Continue reading

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Cloth Animation with Time-dependent Persistent Wrinkles

Deshan Gong, Yin Yang, Tianjia Shao, He Wang Persistent wrinkles are often observed on crumpled garments e.g., the wrinkles around the knees after sitting for a while. Such wrinkles can be easily recovered if not deformed for long, and otherwise … Continue reading

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A Unified Discrete Collision Framework for Triangle Primitives

Tomoyo Kikuchi, Takashi Kanai We present a unified, primitive-first framework with DCD for collision response in physics-based simulations. Previous methods do not provide sufficient solutions on a framework that resolves edge-triangle and edge-edge collisions when handling self-collisions and inter-object collisions … Continue reading

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BlendSim: Simulation on Parametric Blendshapes using Spacetime Projective Dynamics

Yuhan Wu, Nobuyuki Umetani We propose BlendSim, a novel framework for editable simulation, and its lightweight storage using spacetime optimization. Traditional spacetime control methods suffer from a high computational complexity, which limits their use in interactive animation. The proposed approach … Continue reading

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