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UA-MPC

UA-MPC: Uncertainty-Aware Model Predictive Control for Motorized LiDAR Odometry
Jianping Li, Xinhang Xu, Jinxin Liu, Kun Cao, Shenghai Yuan, Lihua Xie
Nanyang Technological University, Tongji University
arXiv 2024
Full Paper

TL;DR

Motorized LiDAR systems can expand the Field of View (FoV) without adding multiple scanners, but existing motorized LiDAR systems often rely on constant-speed motor control, leading to suboptimal performance in complex environments. To address this, we propose UA-MPC, an uncertainty-aware motor control strategy that balances scanning accuracy and efficiency. Additionally, we develop a ROS-based realistic simulation environment for motorized LiDAR systems, enabling the evaluation of control strategies across diverse scenarios.

Experiments in simulation (click for video)

Simulation

Experiments in real scenes

Digitalize The Hive in 15 mins

Simulation

Digitalize The Spine in 10 Mins

Simulation

System Overview

Coordinates

System

Simulation Environment

Simulation

Acknowlegement

This work is build upon Marsim (https://github.com/hku-mars/MARSIM) and I2EKF (https://github.com/YWL0720/I2EKF-LO). We thank for the disscussion with Dr. Fanze Kong at HKU and Dr. Jie Xu at NTU.