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Affinification: A fine approximation of deformations

Mercier-Aubin, A., Schneider, T., Kry, P. G. et Andrews, S.. 2026. « Affinification: A fine approximation of deformations ». Computer Graphics Forum.
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Résumé

We introduce affinification, a novel method for accelerating physics-based animation of elastic solids. During a time-dependent simulation, our method automatically partitions the space into affine and elastic regions depending on the deformation. As such, we capture localized deformations while significantly reducing computational costs with larger regions of model reduction. We design a new clustering method based on deformation rates to capture affinely deforming regions, and explore multiple heuristics for seeding, pattern generation, and the impact of physical parameters on coarsened regions. We compare our method with the ground truth, showing performance increasing with resolution and recorded simulations up to 17× faster compared to elastic simulations, while retaining similar levels of visual fidelity.

Type de document: Article publié dans une revue, révisé par les pairs
Chercheur(-euse):
Chercheur(-euse)
Andrews, Sheldon
Affiliation: Génie logiciel et des technologies de l'information
Date de dépôt: 03 juin 2026 18:20
Dernière modification: 12 juin 2026 22:40
URI: https://espace2.etsmtl.ca/id/eprint/33776

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