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[IROS2025]M3DGR: A Multi-sensor, Multi-scenario and Massive-baseline SLAM Dataset for Ground Robots

💎 Projcet Leader: Jie Yin 殷杰  🌐 [Website]  📝 [Paper]   ➡️ [Algorithm Code]   ⭐️ [Pre Video]   🔥 [News]

Author Website Paper Code stars forks open issues closed issues

M3DGR Logo

Our goal is to benchmark "all" cutting-edge SLAM!


1. Project Overview 🎯

This repository contains the official implementation of our IROS 2025 paper:

"Towards Robust Sensor-Fusion Ground SLAM: A Comprehensive Benchmark and a Resilient Framework"

In this work, we propose a complete solution for robust SLAM on ground robots operating under degraded conditions. Our key contributions are:

  • Ground-Fusion++ (Link): A resilient and modular SLAM framework integrating heterogeneous sensors for robust localization and high-quality mapping.
  • M3DGR Benchmark(Link): A challenging multi-sensor, multi-scenario SLAM benchmark dataset with systematiclly induced degradation.
  • Comprehensive Evaluation(Link): A comprehensive evaluation of over 40 cutting-edge SLAM methods on M3DGR.

2. Latest Updates 📢

2.1 News

2025.06.16: Our paper has been accepted to IROS 2025! We will release all datasets and code soon. Please stay tuned!

2.2 TODO

  • Release camera-ready version of IROS2025 paper.[paper]
  • Release 40 SLAM codes adapted for M3DGR dataset.[codes]
  • Release Ground-Fusion++ code, with examples on M3DGR on M2DGR-plus. [code]
  • Release most sequences in the paper included with GT and calibration files to make sure all results can be reproduced.[data]
  • Release long-term sequences upon our journal paper acception.

🔍 For those interested in accessing the unreleased M3DGR sequences in advance, we recommend first thoroughly evaluating your methods on the already released sequences. After that, feel free to contact us at zhangjunjie587@gmail.com to request early access for research purposes.

3. Contribute to M3DGR

The M3DGR project is an open and collaborative effort. We encourage you to adapt and evaluate your SLAM or localization algorithms on top of the M3DGR dataset! Our goal is to build an open and dynamic community, where researchers can not only use the dataset, but also contribute back by:

  • Integrating your algorithms as baseline methods, which can enable fair comparison and promote your algorithm.
  • Sharing configuration files, evaluation results, and insights.

Let’s make M3DGR a growing hub for robust, reproducible SLAM research! You can

  • Submit a Pull Request to contribute new algorithms, configuration files, or improvements via Github Pull Request to post your adapted codes [here]
  • Report bugs or request features via GitHub Issues.
  • Join discussions or ask questions on GitHub Discussions.

4. SENSOR SETUP

4.1 Acquisition Platform

Physical drawings and schematics of the ground robot. (a) Side view of the robot. (b) Sensor arrangement on the top layer. (c) Sensor arrangement on the middle and bottom layers. All dimensions are provided in centimeters.

Figure 1. The directions of the sensors are marked in different colors,red for X,green for Y and blue for Z.

4.2 Sensor parameters

All the sensors and track devices and their most important parameters are listed as below:

Sensor Specs:
  • LiDAR1 Livox Avia, Non-repetitive, 70.4° Horizontal Field of View (FOV), 77.2° vertical FOV, 10HZ, Max Range 450m, Range Precision 2cm, Angular Precision 0.05º, IMU 6-axis 200HZ.

  • LiDAR2 Livox MID-360, Non-repetitive, 360° Horizontal Field of View (FOV), -7° to +52° vertical FOV, 10Hz, Max Range 40 m, Range Resolution 3 cm, Angular Resolution 0.15°, IMU 6-axis, 200HZ.

  • V-I Sensor Realsense d435i, RGB/Depth 640*480, 69°H-FOV, 42.5°V-FOV,15Hz; IMU 6-axis, 200Hz.

  • Omnidirectional Camera Insta360 X4, RGB 2880*1440, 360°H-FOV, 360°V-FOV, 15HZ.

  • Wheel Odometer WHEELTEC, 2D, 20HZ.

  • GNSS Receiver CUAV C-RTK9Ps, BDS/GPS/GLONASS/Galileo, 10HZ.

  • RTK Receiver CUAV C-RTK2HP, localization accuracy 0.8cm(H)/1.5cm(V), 15HZ.

  • Motion-capture System OptiTrack, localization accuracy 1mm, 360HZ.

The rostopics of our rosbag sequences are listed as follows:

ROS topics:
  • LiDAR1: /livox/avia/lidar

  • LiDAR2: /livox/mid360/lidar

  • Wheel Odometer:/odom

  • RGB Camera: /camera/color/image_raw/compressed

  • Omnidirectional Camera: /cv_camera/image_raw/compressed

  • Depth Camera: /camera/aligned_depth_to_color/image_raw/compressedDepth

  • GNSS:
    /ublox_driver/ephem,
    /ublox_driver/glo_ephem,
    /ublox_driver/iono_params,
    /ublox_driver/range_meas,
    /ublox_driver/receiver_lla,
    /ublox_driver/receiver_pvt,
    /ublox_driver/time_pulse_info

  • IMU:
    /camera/imu,
    /livox/avia/imu,
    /livox/mid360/imu

5. DATASET SEQUENCES

Figure 2. All trajectories are mapped in different colors.

An overview of M3DGR is given in the table below:

Scenario Visual Challenge LiDAR Degeneracy Wheel Slippage GNSS Denial Standard TOTAL
Dark VI¹ Dynamic Occlusion Corridor Elevator WF² ST³ Grass RR⁴
Number 5 4 3 4 2 1 2 2 2 1 2 4 32
Dist/m 1653.31 1055.58 355.97 1091.24 545.64 470.64 101.55 170.88 318.91 457.35 1162.39 4485.49 11868.95
Duration/s 2274 1458 609 1224 696 699 171 238 459 533 1359 5101 14821
Size/GB 27.0 20.0 7.1 12.3 11.9 11.2 3.3 2.9 9.7 10.4 23.2 86.0 225.0
GroundTruth RTK/Mocap RTK/Mocap RTK/Mocap RTK/Mocap ArUco ArUco Mocap Mocap RTK RTK ArUco RTK ----
¹ stands for varying illumination ² stands for wheel float ³ stands for sharp turn ⁴ stands for rough road

5.1 Standard

Figure 3. Outdoor01 Sequences

Sequence Name Collection Date Total Size Duration Features Rosbag GT
Longtime01 2025-01-14 30.2g 1799s Long Time [OneDrive]/[Alipan] OneDrive/Alipan
Longtime02 2025-01-18 36.3g 2118s Long Time [OneDrive]/[Alipan] OneDrive/Alipan
Outdoor01 2025-01-03 6.10g 411s Outdoor OneDrive/Alipan OneDrive/Alipan
Outdoor04 2025-01-03 13.4g 782s Outdoor OneDrive/Alipan OneDrive/Alipan

5.2 Visual Challenge 📷

Figure 4. Light01 Sequences

Indoor:

Sequence Name Collection Date Total Size Duration Features Rosbag GT
Dynamic01 2024-11-24 2.14g 175s Dynamic Person OneDrive/Alipan OneDrive/Alipan
Dynamic02 2024-11-24 1.85g 150s Dynamic Person OneDrive/Alipan OneDrive/Alipan
Occlusion01 2024-11-24 1.46g 142s Full Occlusion OneDrive/Alipan OneDrive/Alipan
Occlusion02 2024-11-24 1.48g 144s Full Occlusion OneDrive/Alipan OneDrive/Alipan
Varying-illu01 2024-11-24 1.84g 154s Varying Illumination OneDrive/Alipan OneDrive/Alipan
Varying-illu02 2024-11-24 1.75g 146s Varying Illumination OneDrive/Alipan OneDrive/Alipan
Dark03 2024-11-24 2.01g 170s Dark Room OneDrive/Alipan OneDrive/Alipan
Dark04 2024-11-24 1.90g 161s Dark Room OneDrive/Alipan OneDrive/Alipan

Outdoor:

Sequence Name Collection Date Total Size Duration Features Rosbag GT
Dynamic03 2024-12-06 3.20g 284s Dynamic Person OneDrive/Alipan OneDrive/Alipan
Dynamic04 2024-12-06 4.32g 384s Dynamic Person OneDrive/Alipan OneDrive/Alipan
Occlusion03 2024-12-01 4.00g 396s Partial Occlusion OneDrive/Alipan OneDrive/Alipan
Occlusion04 2024-12-01 5.27g 542s Partial Occlusion OneDrive/Alipan OneDrive/Alipan
Varying-illu03 2025-1-13 13.5g 1027s Varying Illumination OneDrive/Alipan OneDrive/Alipan
Varying-illu04 2025-1-13 9.25g 667s Varying Illumination OneDrive/Alipan OneDrive/Alipan
Varying-illu05 2025-1-13 7.11g 491s Varying Illumination OneDrive/Alipan OneDrive/Alipan
Dark01 2024-11-25 2.21g 206s Night OneDrive/Alipan OneDrive/Alipan
Dark02 2024-11-25 7.57g 710s Night OneDrive/Alipan OneDrive/Alipan

5.3 LiDAR Degeneration 🌐

Figure 5. corridor01 Sequences

Sequence Name Collection Date Total Size Duration Features Rosbag GT
Corridor01 2025-01-21 6.39g 403s Long Corridor OneDrive/Alipan OneDrive/Alipan
Corridor02 2025-01-21 4.62g 293s Long Corridor OneDrive/Alipan OneDrive/Alipan
Elevator01 2025-01-21 11.2g 699s Long Corridor,Elevator OneDrive/Alipan OneDrive/Alipan

5.4 Wheel Slippage 🚗

Figure 6. Wheelfloat01 Sequences

Indoor:

Sequence Name Collection Date Total Size Duration Features Rosbag GT
Wheel-float01 2024-11-24 1.5g 123s Wheel Float OneDrive/Alipan OneDrive/Alipan
Wheel-float02 2024-11-24 1.84g 149s Wheel Float OneDrive/Alipan OneDrive/Alipan
Sha-turn01 2024-11-24 1.68g 138s Shap Turn OneDrive/Alipan OneDrive/Alipan
Sha-turn02 2024-11-24 1.22g 100s Shap Turn OneDrive/Alipan OneDrive/Alipan

Outdoor:

Sequence Name Collection Date Total Size Duration Features Rosbag GT
Grass01 2025-01-19 6.12g 287s Wheel Float OneDrive/Alipan OneDrive/Alipan
Grass02 2025-01-21 3.58g 172s Wheel Float OneDrive/Alipan OneDrive/Alipan
Z-Rough-Road01 2025-01-14 10.4g 533s Z Rough Road OneDrive/Alipan OneDrive/Alipan

5.5 GNSS Denied 🛰️

Figure 7. GNSS_Denied01 Sequences

Sequence Name Collection Date Total Size Duration Features Rosbag GT
GNSS-denial01 2025-01-19 10.5g 609s Long time,GNSS Denial OneDrive/Alipan OneDrive/Alipan
GNSS-denial02 2025-01-21 12.7g 750s Long time,GNSS Denial OneDrive/Alipan OneDrive/Alipan

⚠️ Known Issues:

  • The RGB images collected by the D435i and X4 cameras are rolling shutter, which might affect the performance of some visual SLAM systems which require global shutter.
  • The dataset lacks external trigger between sensors, instead, we perform synchronization via software synchronization.

5.6 Download

We offer two download options for each M3DGR sequence: OneDrive (recommended) and Alipan(阿里云盘). If you use Alipan to download sequences as a folder, you need to double-click the 双击合并.bat file in the folder in Win10/Win11 to merge the original data automatically. Download all our public sequences at once through this link.

6. Evaluation

You can quickly get the trajectory in TUM format through the TF tree method like this.

  • If the GT is obtained by RTK/Mocap, you can directly use evo to evaluate:
evo_ape tum GTDynamic01.txt Dynamic01.txt -ap
  • If the GT is obtained by ArUco, you can use our script to evaluate:
pip install numpy colorama tabulate evo

python ArUco_evaluate.py <GT_file_path> <evaluation_dir_path> [options] 

<GT_file_path>: GT file path. <evaluation_dir_path>: folder path where the tum format file to be evaluated is stored. [options]: -t: sort the results by translation error, -r: sort by rotation error, -a: sort by root mean square error. Default sorting is based on translation error. For example:

python ArUco_evaluate.py GTCorridor01.txt ./M3DGR

Our paper uses a more stringent translation error. The Tracking Rate is calculated based on the recording time and the actual trajectory change time. If the algorithm crashes prematurely or the trajectory stops updating, the Tracking Rate will be less than 100%.

7. Supported SLAM Algorithm List🔥

We have tested following cutting-edge methods on M3DGR🦄 dataset with well-tuned parameters. We will release all these custom baseline codes upon paper acceptance!. The testing configuration is detailed below:

7.1 40 Evaluated SLAM Methods

💡 Measurement
  • ① Wheel Odom from M3DGR's wheel speedometer solution.

  • ② GNSS SPP from Ground-Fusion++ code solution.

💡 VO system
  • ③ [PMLR2021] Tartanvo: A generalizable learning-based vo [paper][code][adapted_code]. (Sensors: D435I RGB camera)

  • ④ [T-RO2017] Orb-slam2: An open-source slam system for monocular, stereo, and rgb-d cameras [paper][code][adapted_code]. (Sensors: D435I RGB camera)

💡 VIO system
  • ⑤ [T-RO2021] Orb-slam3: An accurate open-source library for visual, visual–inertial, and multimap slam [paper][code][adapted_code]. (Sensors: D435I RGB camera and Realsense D435i IMU 6-axis)

  • ⑥ [RA-L2022] DM-VIO: Delayed marginalization visual-inertial odometry [paper][code][adapted_code]. (Sensors: D435I RGB camera and Realsense D435i IMU 6-axis)

  • ⑦ [T-RO2018] Vins-mono: A robust and versatile monocular visual-inertial state estimator [paper][code][adapted_code]. (Sensors: D435I RGB camera and Realsense D435i IMU 6-axis)

  • ⑧ [Sensors2019] VINS-RGBD: RGBD-inertial trajectory estimation and mapping for ground robots [paper][code][adapted_code]. (Sensors: D435I RGB camera and Realsense D435i IMU 6-axis)

  • ⑨ [T-RO2022] GVINS: Tightly coupled GNSS–visual–inertial fusion for smooth and consistent state estimation [paper][code][adapted_code]. (Sensors: D435I RGB camera, Realsense D435i IMU 6-axis and GNSS)

  • ⑩ [2021] VIW-Fusion: visual-inertial-wheel fusion odometry [code][adapted_code]. (Sensors: D435I RGB camera, Realsense D435i IMU 6-axis and WHEELTEC Wheel Odometer )

  • ⑪ [2021] VINS-GPS-Wheel: Visual-Inertial Odometry Coupled with Wheel Encoder and GNSS [code][adapted_code]. (Sensors: D435I RGB camera, Realsense D435i IMU 6-axis, WHEELTEC Wheel Odometer and GNSS )

  • ⑫ [ICRA2024] Ground-fusion: A low-cost ground slam system robust to corner cases [paper][code][adapted_code]. (Sensors: D435I RGB camera, Realsense D435i IMU 6-axis, WHEELTEC Wheel Odometer and GNSS )

💡 LO system
  • ⑬ [RSS2014] LOAM: Lidar odometry and mapping in real-time [paper][code][adapted_code]. (Sensors: Livox MID-360 )

  • ⑭ [ICRA2020] Loam livox: A fast, robust, high-precision LiDAR odometry and mapping package for LiDARs of small FoV [paper][code][adapted_code]. (Sensors: Livox MID-360 )

  • ⑮ [2023] CTLO: Continuous-Time LiDAR Odometry [code][adapted_code]. (Sensors: Livox MID-360 )

  • ⑯ [IROS2018] Lego-loam: Lightweight and ground-optimized lidar odometry and mapping on variable terrain [paper][code][adapted_code]. (Sensors: Livox Avia )

💡 LIO system
  • ⑰ [ICRA 2019] LIO-mapping: Tightly coupled 3d lidar inertial odometry and mapping [paper][code][adapted_code]. (Sensors: Livox MID-360 and Livox MID-360 IMU 6-axis)

  • ⑱ [IROS2020] Lio-sam: Tightly-coupled lidar inertial odometry via smoothing and mapping [paper][code][adapted_code]. (Sensors: Livox MID-360 and Livox MID-360 IMU 6-axis / Livox Avia and Livox Avia IMU 6-axis)

  • ⑲ [ICRA2020] Lins: A lidar-inertial state estimator for robust and efficient navigation [paper][code][adapted_code]. (Sensors: Livox MID-360 and Livox MID-360 IMU 6-axis / Livox Avia and Livox Avia IMU 6-axis)

  • ⑳ [RA-L2021] LiLi-OM: Towards high-performance solid-state-lidar-inertial odometry and mapping [paper][code][adapted_code]. (Sensors: Livox MID-360 and Livox MID-360 IMU 6-axis / Livox Avia and Livox Avia IMU 6-axis)

  • ㉑ [2021] LIO-Livox: A Robust LiDAR-Inertial Odometry for Livox LiDAR [code][adapted_code]. (Sensors: Livox MID-360 and Livox MID-360 IMU 6-axis)

  • ㉒ [RA-L2022] Faster-LIO: Lightweight Tightly Coupled Lidar-Inertial Odometry Using Parallel Sparse Incremental Voxels [paper][code][adapted_code]. (Sensors: Livox MID-360 and Livox MID-360 IMU 6-axis / Livox Avia and Livox Avia IMU 6-axis)

  • ㉓ [2022] IESKF-LIO: reference to fast_lio1.0 [code][adapted_code]. (Sensors: Livox MID-360 and Livox MID-360 IMU 6-axis / Livox Avia and Livox Avia IMU 6-axis)

  • ㉔ [RA-L2022] VoxelMap: Efficient and probabilistic adaptive voxel mapping method for LiDAR odometry [paper][code][adapted_code]. (Sensors: Livox MID-360 and Livox MID-360 IMU 6-axis / Livox Avia and Livox Avia IMU 6-axis)

  • ㉕ [T-RO2022] Fast-lio2: Fast direct lidar-inertial odometry [paper][code][adapted_code]. (Sensors: Livox MID-360 and Livox MID-360 IMU 6-axis / Livox Avia and Livox Avia IMU 6-axis)

  • ㉖ [AIS2023] Point-LIO: Robust High-Bandwidth Lidar-Inertial Odometry [paper][code][adaptde_code]. (Sensors: Livox MID-360 and Livox MID-360 IMU 6-axis / Livox MID-360 and Realsense D435i IMU 6-axis / Livox Avia and Livox Avia IMU 6-axis / Livox Avia and Realsense D435i IMU 6-axis)

  • ㉗ [RA-L2023] LOG-LIO: A LiDAR-Inertial Odometry with Efficient Local Geometric Information Estimation [paper][code][adapted_code]. (Sensors: Livox MID-360 and Livox MID-360 IMU 6-axis )

  • ㉘ [2023] CT-LIO: Continuous-Time LiDAR-Inertial Odometry [code][adapted_code]. (Sensors: Livox MID-360 and Livox MID-360 IMU 6-axis )

  • ㉙ [ICRA2023] DLIO: Direct LiDAR-Inertial Odometry: Lightweight LIO with Continuous-Time Motion Correction [paper][code][adapted_code]. (Sensors: Livox MID-360 and Livox MID-360 IMU 6-axis )

  • ㉚ [2023] HM-LIO: A Hash Map based LiDAR-Inertial Odometry [code][adapted_code]. (Sensors: Livox MID-360 and Livox MID-360 IMU 6-axis )

  • ㉛ [T-IV2024] MM-LINS: a Multi-Map LiDAR-Inertial System for Over-Degenerate Environments [paper][code][adapted_code]. (Sensors: Livox Avia and Livox Avia IMU 6-axis)

  • ㉜ [T-RO2025] LIGO: Tightly Coupled LiDAR-Inertial-GNSS Odometry based on a Hierarchy Fusion Framework for Global Localization with Real-time Mapping [paper][code][adapted_code]. (Sensors: Livox MID-360 and Livox MID-360 IMU 6-axis / Livox Avia and Livox Avia IMU 6-axis)

💡 LVIO system
  • ㉝ [ICRA2021] LVI-SAM: Tightly-coupled Lidar-Visual-Inertial Odometry via Smoothing and Mapping [paper][code][adapted_code]. (Sensors: Livox MID-360, D435I RGB camera and Realsense D435i IMU 6-axis / Livox Avia, D435I RGB camera and Realsense D435i IMU 6-axis)

  • ㉞ [RA-L2021] R2LIVE: A Robust, Real-time, LiDAR-Inertial-Visual tightly-coupled state Estimator and mapping [paper][code][adapted_code]. (Sensors: Livox MID-360, D435I RGB camera and Livox MID-360 IMU 6-axis / Livox Avia, D435I RGB camera and Livox Avia IMU 6-axis)

  • ㉟ [ICRA2022] R3LIVE: A Robust, Real-time, RGB-colored, LiDAR-Inertial-Visual tightly-coupled state Estimation and mapping package [paper][code][adapted_code]. (Sensors: Livox MID-360, D435I RGB camera and Livox MID-360 IMU 6-axis / Livox Avia, D435I RGB camera and Livox Avia IMU 6-axis / Livox MID-360, D435I RGB camera and Realsense D435i IMU 6-axis / Livox Avia, D435I RGB camera and Realsense D435i IMU 6-axis)

  • ㊱ [IROS2022] FAST-LIVO: Fast and Tightly-coupled Sparse-Direct LiDAR-Inertial-Visual Odometry [paper][code][adapted_code]. (Sensors: Livox MID-360, D435I RGB camera and Livox MID-360 IMU 6-axis / Livox Avia, D435I RGB camera and Livox Avia IMU 6-axis)

  • ㊲ [RA-L2023] Coco-LIC: Continuous-Time Tightly-Coupled LiDAR-Inertial-Camera Odometry using Non-Uniform B-spline [paper][code][adapted_code]. (Sensors: Livox Avia, D435I RGB camera and Livox Avia IMU 6-axis)

  • ㊳ [RA-L2024] SR-LIVO: LiDAR-Inertial-Visual Odometry and Mapping with Sweep Reconstruction [paper][code][adapted_code]. (Sensors: Livox MID-360, D435I RGB camera and Livox MID-360 IMU 6-axis / Livox Avia, D435I RGB camera and Livox Avia IMU 6-axis)

  • ㊴ [T-RO2024] FAST-LIVO2: Fast, Direct LiDAR-Inertial-Visual Odometry [paper][code][adapted_code]. (Sensors: Livox MID-360, D435I RGB camera and Livox MID-360 IMU 6-axis / Livox Avia, D435I RGB camera and Livox Avia IMU 6-axis)

  • ㊵ [IROS2025] Ground-Fusion++: Towards Robust Sensor-Fusion Ground SLAM: A Comprehensive Benchmark and A Resilient Framework [paper][adapted_code]. (Sensors: Livox MID-360, D435I RGB camera, Realsense D435i IMU 6-axis, WHEELTEC Wheel Odometer and GNSS)

⚠️ Known Issues:

  • Please note that experimental performance may exhibit variability across runs and hardware platforms; the results reported in the paper represent averaged outcomes under our testing conditions.
  • It is possible to further improve performance through careful parameter tuning and repeated evaluation in specific scenarios.

7.2 Open-source Contribution

💡 VO system
💡 VIO system
💡 LO system - [XXXX2025]Your Paper Name [[your paper link](TBD)][[your adapted code](TBD)] - [XXXX2025]Your Paper Name [[your paper link](TBD)][[your adapted code](TBD)]
💡 LIO system
💡 LVIO system
Waiting for your algorithms!

8. Citation 📄

@article{zhang2025towards,
  title={Towards Robust Sensor-Fusion Ground SLAM: A Comprehensive Benchmark and A Resilient Framework},
  author={Zhang, Deteng and Zhang, Junjie and Sun, Yan and Li, Tao and Yin, Hao and Xie, Hongzhao and Yin, Jie},
  journal={arXiv preprint arXiv:2507.08364},
  year={2025}
}

@inproceedings{yin2024ground,
  title={Ground-fusion: A low-cost ground slam system robust to corner cases},
  author={Yin, Jie and Li, Ang and Xi, Wei and Yu, Wenxian and Zou, Danping},
  booktitle={2024 IEEE International Conference on Robotics and Automation (ICRA)},
  pages={8603--8609},
  year={2024},
  organization={IEEE}
}
@article{yin2021m2dgr,
  title={M2dgr: A multi-sensor and multi-scenario slam dataset for ground robots},
  author={Yin, Jie and Li, Ang and Li, Tao and Yu, Wenxian and Zou, Danping},
  journal={IEEE Robotics and Automation Letters},
  volume={7},
  number={2},
  pages={2266--2273},
  year={2021},
  publisher={IEEE}
}

9. Star History ⭐️

Star History Chart

10. Contributing 👷‍♂️

We appreciate all contributions to improving M3DGR.




11. Acknowledgements 🤝

Thanks to everyone for supporting this project.

github-stargazers

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