Evidence map›Paper›PMID 39065920›Full record

ArticleSensors (Basel, Switzerland)2024

YPL-SLAM: A Simultaneous Localization and Mapping Algorithm for Point-line Fusion in Dynamic Environments.

Xinwu Du, Chenglin Zhang, Kaihang Gao, Jin Liu, Xiufang Yu, Shusong Wang

Abstract read
In one paragraph

Article in Sensors (Basel, Switzerland), 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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0citing papers in PubMed
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1 · What the graph read from it

What it found

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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

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4 · The record

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5 · Who and what money

Authors and funding

6 authors.

Xinwu DuCollege of Agricultural Equipment Engineering, Henan University of Science and Technology, Luoyang 471003, China.
Chenglin ZhangCollege of Agricultural Equipment Engineering, Henan University of Science and Technology, Luoyang 471003, China.
Kaihang GaoCollege of Agricultural Equipment Engineering, Henan University of Science and Technology, Luoyang 471003, China.
Jin LiuCollege of Agricultural Equipment Engineering, Henan University of Science and Technology, Luoyang 471003, China.
Xiufang YuCollege of Agricultural Equipment Engineering, Henan University of Science and Technology, Luoyang 471003, China.
Shusong WangLongmen Laboratory, Luoyang 471000, China.ORCID 0000-0002-3670-6043

Funding

Longmen laboratory project LMFKCY2023001Longmen laboratory project LMFKCY2023002National Nature Science Foundation of China 52075150
6 · The paper itself

Abstract

Simultaneous Localization and Mapping (SLAM) is one of the key technologies with which to address the autonomous navigation of mobile robots, utilizing environmental features to determine a robot's position and create a map of its surroundings. Currently, visual SLAM algorithms typically yield precise and dependable outcomes in static environments, and many algorithms opt to filter out the feature points in dynamic regions. However, when there is an increase in the number of dynamic objects within the camera's view, this approach might result in decreased accuracy or tracking failures. Therefore, this study proposes a solution called YPL-SLAM based on ORB-SLAM2. The solution adds a target recognition and region segmentation module to determine the dynamic region, potential dynamic region, and static region; determines the state of the potential dynamic region using the RANSAC method with polar geometric constraints; and removes the dynamic feature points. It then extracts the line features of the non-dynamic region and finally performs the point-line fusion optimization process using a weighted fusion strategy, considering the image dynamic score and the number of successful feature point-line matches, thus ensuring the system's robustness and accuracy. A large number of experiments have been conducted using the publicly available TUM dataset to compare YPL-SLAM with globally leading SLAM algorithms. The results demonstrate that the new algorithm surpasses ORB-SLAM2 in terms of accuracy (with a maximum improvement of 96.1%) while also exhibiting a significantly enhanced operating speed compared to Dyna-SLAM.

Indexed as

dynamic environmentpoint–line fusionvisual SLAMYOLOv5sYPL-SLAM

Identifiers

PMID39065920
PMCPMC11280596

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