Abstract
Point cloud preprocessing is still a challenging task in the marine environment, for it is difficult to filter out non-obstacle points while avoiding damage to the obstacle completeness. In this paper, we propose a novel data preprocessing method on 3D LiDAR data for the unmanned surface vehicle in the marine environment. It consists of two tasks: outlier removal and wake filtering. As the spatial resolution of LiDAR changes with distance, we exploit distance normalization on statistical outlier filter for robust outlier removal. Considering the gradient difference between wave wake and obstacle surface near the water, we define and calculate the vertical state of point cloud on the range image to obtain the pre-filtering point set, and then use the RANSAC method to filter out the wake points. Experiments on real data has demonstrated the effectiveness of the proposed algorithm both in terms of feasibility and accuracy.
| Original language | English |
|---|---|
| Title of host publication | Proceedings of 2020 IEEE International Conference on Information Technology, Big Data and Artificial Intelligence, ICIBA 2020 |
| Editors | Bing Xu, Kefen Mou |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| Pages | 983-990 |
| Number of pages | 8 |
| ISBN (Electronic) | 9781728152240 |
| DOIs | |
| State | Published - 6 Nov 2020 |
| Externally published | Yes |
| Event | 2020 IEEE International Conference on Information Technology, Big Data and Artificial Intelligence, ICIBA 2020 - Chongqing, China Duration: 6 Nov 2020 → 8 Nov 2020 |
Publication series
| Name | Proceedings of 2020 IEEE International Conference on Information Technology, Big Data and Artificial Intelligence, ICIBA 2020 |
|---|
Conference
| Conference | 2020 IEEE International Conference on Information Technology, Big Data and Artificial Intelligence, ICIBA 2020 |
|---|---|
| Country/Territory | China |
| City | Chongqing |
| Period | 6/11/20 → 8/11/20 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 14 Life Below Water
Keywords
- 3D LIDAR Data Preprocessing
- Outliers Fitlering
- Unmanned Surface Vehicle
- Wake Points Removal
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