The project works as a ROS node. So please install ROS-noetic first. http://wiki.ros.org/noetic/Installation/Ubuntu#Installation

Install MMdetection3D:
https://mmdetection3d.readthedocs.io/en/latest/get_started.html
Command:
conda create --name openmmlab python=3.8 -y
conda activate openmmlab
conda install pytorch torchvision -c pytorch(On GPU platform)
conda install pytorch torchvision cpuonly -c pytorch(On CPU platform)
pip install -U openmim
mim install mmengine
mim install 'mmcv>=2.0.0rc4'
mim install 'mmdet>=3.0.0'
mim install "mmdet3d>=1.1.0rc0"
(download the config and checkpoint files)
mim download mmdet3d --config pointpillars_hv_secfpn_8xb6-160e_kitti-3d-car --dest .