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Introduction

This repository is a reimplementation of the VLOAM algorithm [1]. The LOAM/Lidar Odometry part is adapted and refactored from ALOAM [2], and the Visual Odometry part is written according to the DEMO paper [3].

The following figure [1] illustrates the pipeline of the VLOAM algorithm.

Results

Video: https://youtu.be/NnoxB3r_cDM

Detailed Usage

Check README.md under src/vloam_main

Prerequisites

OpenCV 4.5.1 Eigen3 3.3 Ceres 2.0 PCL 1.2

Evaluation tool

https://github.com/LeoQLi/KITTI_odometry_evaluation_tool

Data format

Place bag files under "src/vloam_main/bags/"

Note: current dataloader only support "synced" type dataset.

Reference:

[1] J. Zhang and S. Singh. Laser-visual-inertial Odometry and Mapping with High Robustness and Low Drift. Journal of Field Robotics. vol. 35, no. 8, pp. 1242–1264, 2018.

[2] T. Qin and S. Cao. A-LOAM. https://github.com/HKUST-Aerial-Robotics/A-LOAM

[3] Zhang, Ji, Michael Kaess, and Sanjiv Singh. "Real-time depth enhanced monocular odometry." 2014 IEEE/RSJ International Conference on Intelligent Robots and Systems. IEEE, 2014.