Collision Detection Accelerated: An Optimization Perspective - Archive ouverte HAL
Communication Dans Un Congrès Année : 2022

Collision Detection Accelerated: An Optimization Perspective

Résumé

Collision detection between two convex shapes is an essential feature of any physics engine or robot motion planner. It has often been tackled as a computational geometry problem, with the Gilbert, Johnson and Keerthi (GJK) algorithm being the most common approach today. In this work we leverage the fact that collision detection is fundamentally a convex optimization problem. In particular, we establish that the GJK algorithm is a specific sub-case of the well-established Frank-Wolfe (FW) algorithm in convex optimization. We introduce a new collision detection algorithm by adapting recent works linking Nesterov acceleration and Frank-Wolfe methods. We benchmark the proposed accelerated collision detection method on two datasets composed of strictly convex and non-strictly convex shapes. Our results show that our approach significantly reduces the number of iterations to solve collision detection problems compared to the state-of-the-art GJK algorithm, leading to up to two times faster computation times.
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Dates et versions

hal-03662157 , version 1 (09-05-2022)

Identifiants

  • HAL Id : hal-03662157 , version 1

Citer

Louis Montaut, Quentin Le Lidec, Vladimir Petrik, Josef Sivic, Justin Carpentier. Collision Detection Accelerated: An Optimization Perspective. RSS 2022 - Robotics: Science and Systems, Jun 2022, New York, United States. ⟨hal-03662157⟩
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