外观
论文arXiv 2610.2185213 天前
MAGMA:乘子增强几何运动算法
原文链接:MAGMA: Multiplier-Augmented Geometric Motion Algorithm(arXiv 2610.21852 · 发布日期:2026-10-15)
MAGMA: Multiplier-Augmented Geometric Motion Algorithm
针对受约束高维机械系统最优控制难题,提出基于AGHF和增广拉格朗日的MAGMA,并在多类受限轨迹生成问题上验证。
核心要点
- 高维机械系统受非线性动力学和非凸可行集影响,约束最优控制求解仍具挑战。
- MAGMA将Affine Geometric Heat Flow轨迹优化与增广拉格朗日框架结合,并用原始-对偶流求解。
- 论文给出原始-对偶AGHF的理论刻画,证明MAGMA是在适当能量上的梯度流。
- 在含障碍、状态限制和驱动限制的难题上,相比先进求解器获得高质量解且调参更少。
验证范围与局限:验证范围为多类带障碍、状态限制和驱动限制的轨迹生成问题。
英文摘要 (Abstract)
Solving optimal control problems for high-dimensional mechanical systems subject to constraints remains challenging due to nonlinear dynamics and non-convex feasible sets. This paper introduces MAGMA(Multiplier-Augmented Geometric Motion Algorithm), an Affine Geometric Heat Flow (AGHF)-based trajectory optimizer that incorporates an augmented Lagrangian framework solved via a primal-dual flow. A theoretical characterization of the primal-dual AGHF is provided, establishing that MAGMA is a gradient flow on an appropriately defined energy. MAGMA is validated across a variety of challenging trajectory generation problems with obstacles, state limits, and actuation limits. Comparative evaluations against state-of-the-art solvers demonstrate that MAGMA achieves high quality solutions with significantly reduced tuning effort on the hardest problems.
作者:César E. Ramos Chuquiure, Vansh Thakur, Challen Enninful Adu, Ram Vasudevan
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