基于PSO-ML-LSTM的IMU状态估计方法用于操纵器远程操作
Renyi Zhou1,2, Yuanchong Li3, Aimin Zhang2
1School of Electro-mechanical Engineering, Guangdong University of Technology, Guangzhou, China.
Frontiers in robotics and AI
|October 2, 2025
概括
这项研究引入了一种新的方法,使用粒子群优化 (PSO) 和调制长短期记忆 (ML-LSTM) 神经网络来改善机器人的远程操作. 该方法有效地减轻惯性测量单元 (IMU) 的累积错误,以提高性能.
科学领域:
- 机器人技术 机器人技术 机器人技术
- 人工智能的人工智能
- 传感器融合式传感器
背景情况:
- 远程操作可实现远程执行危险任务,但受到信号噪声和惯性测量单元 (IMU) 的累积错误的阻碍.
- 准确的IMU状态估计对于保持机器人远程操作系统的精确控制至关重要.
- 现有的方法很难有效地弥补IMU数据固有的漂移和累积错误.
研究的目的:
- 开发和验证一种先进的IMU状态估计方法,以减轻机器人远程操作中的累积错误.
- 通过解决IMU诱导的不准确性来提高远程操作系统的性能和可靠性.
- 通过精确的远程控制,提高机器人在危险环境中执行任务的安全性和效率.
主要方法:
- 通过使用全局配置和混合映射,建立了人类手臂和7-DOF机器人手臂的运动映射模型.
- 构建了一个IMU姿态状态估计模型,利用粒子群优化 (PSO) 和调制长短期记忆 (ML-LSTM) 神经网络.
- 用来自多个IMU和处理手柄的初始数据训练了估计模型.
主要成果:
- 拟议的PSO-ML-LSTM算法在消除IMU累积错误的影响方面表现出显著的有效性.
- 对比实验证实了开发的状态估计模型比传统方法的性能优越.
- 混合映射和先进的神经网络模型准确地描述了IMU错误对远程操作的影响.
结论:
- 在机器人远程操作中,PSO-ML-LSTM方法为IMU状态估计提供了强大的解决方案.
- 这种方法显著提高了远程操作的准确性和可靠性,使任务可以更安全地执行.
- 这些发现为在危险环境中更可靠和高性能机器人系统铺平了道路.
相关概念视频
Linear Approximation in Time Domain
345
Nonlinear systems often require sophisticated approaches for accurate modeling and analysis, with state-space representation being particularly effective. This method is especially useful for systems where variables and parameters vary with time or operating conditions, such as in a simple pendulum or a translational mechanical system with nonlinear springs.
For a simple pendulum with a mass evenly distributed along its length and the center of mass located at half the pendulum's length,...
For a simple pendulum with a mass evenly distributed along its length and the center of mass located at half the pendulum's length,...
345
State Space Representation
531
The frequency-domain technique, commonly used in analyzing and designing feedback control systems, is effective for linear, time-invariant systems. However, it falls short when dealing with nonlinear, time-varying, and multiple-input multiple-output systems. The time-domain or state-space approach addresses these limitations by utilizing state variables to construct simultaneous, first-order differential equations, known as state equations, for an nth-order system.
Consider an RLC circuit, a...
Consider an RLC circuit, a...
531


