首页> 外国专利> IMPROVEMENTS RELATED TO GENERATING A ROBOT CONTROL POLICY FROM DEMONSTRATIONS COLLECTED VIA KINESTHETIC TEACHING OF A ROBOT

IMPROVEMENTS RELATED TO GENERATING A ROBOT CONTROL POLICY FROM DEMONSTRATIONS COLLECTED VIA KINESTHETIC TEACHING OF A ROBOT

机译:通过机器人的运动学示教收集的演示来生成机器人控制策略的相关改进

摘要

Techniques are described herein for generating a dynamical systems control policy. A non-parametric family of smooth maps is defined on which vector-field learning problems can be formulated and solved using convex optimization In some implementations, techniques described herein address the problem of generating contracting vector fields for certifying stability of the dynamical systems arising in robotics applications, e.g., designing stable movement primitives. These learning problems may utilize a set of demonstration trajectories, one or more desired equilibria (e.g., a target point), and once or more statistics including at least an average velocity and average duration of the set of demonstration trajectories. The learned contracting vector fields may induce a contraction tube around a targeted trajectory for an end effector of the robot. In some implementations, the disclosed framework may use curl-free vector-valued Reproducing Kernel Hilbert Spaces.
机译:本文描述了用于生成动态系统控制策略的技术。定义了一个非参数的平滑图族,可以使用凸优化在其上制定和解决矢量场学习问题。在某些实现中,本文所述的技术解决了生成收缩矢量场的问题,以证明机器人技术中产生的动力学系统的稳定性应用程序,例如设计稳定的运动原语。这些学习问题可以利用一组演示轨迹,一个或多个期望的平衡(例如目标点)以及一次或多次统计,该统计至少包括该组演示轨迹的平均速度和平均持续时间。获悉的收缩矢量场可在机器人的末端执行器的目标轨迹周围引起收缩管。在一些实施方式中,所公开的框架可以使用无卷曲矢量值的再现内核希尔伯特空间。

著录项

  • 公开/公告号EP3622439A1

    专利类型

  • 公开/公告日2020-03-18

    原文格式PDF

  • 申请/专利权人 GOOGLE LLC;

    申请/专利号EP20180842594

  • 发明设计人 SINDHWANI VIKAS;

    申请日2018-09-15

  • 分类号G06K9/62;B25J9/16;G06N3;G06N20/10;

  • 国家 EP

  • 入库时间 2022-08-21 11:39:45

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