Jingzhong Xu, Xiaoran Jia, Zhaowen Cheng. Detection Method of Street Tree Trunks from Point Clouds Based on Multilayer Aggregation[J]. Laser & Optoelectronics Progress, 2023, 60(12): 1228009
- Laser & Optoelectronics Progress
- Vol. 60, Issue 12, 1228009 (2023)
Fig. 1. Flow chart of trunk detection
Fig. 2. Schematic diagrams of multilayer grouping method. (a) Multilayer clustering; (b) cluster grouping; (c) cluster grouping result
Fig. 3. Rendering effect of dataset I point cloud elevation
Fig. 4. Tree trunk extraction results of dataset I. (a) Result of ground point elimination; (b) result of tree points extraction; (c) result of tree trunk detection
Fig. 5. Rendering effect of dataset Ⅱ point cloud elevation
Fig. 6. Tree trunk extraction results of dataset II. (a) Result of ground point elimination; (b) result of tree trunk detection
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Table 1. Schematic diagram of typical feature point cluster projection
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Table 2. Error statistics of street tree trunk detection results
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