Hong Yang, Aijun Xu. Tree Depth Image Generation Algorithm Based on Short Video Images[J]. Laser & Optoelectronics Progress, 2020, 57(16): 161011
- Laser & Optoelectronics Progress
- Vol. 57, Issue 16, 161011 (2020)
Fig. 1. Schematic of proposed algorithm
Fig. 2. s-t network
Fig. 3. Segmentation results of tree image. (a) Before segmentation; (b) after segmentation
Fig. 4. Tree feature points
Fig. 5. D-U radial distortion model
Fig. 6. Schematic of plane scanning method
Fig. 7. Schematic of camera motion trajectory. (a) Reference frame; (b) stacking of each frame; (c) details
Fig. 8. Segmentation of tree image and extraction of feature points. (a) Reference frame; (b) feature points before segmentation; (c) feature points after segmentation
Fig. 9. Focal length values after bundle adjustment withdifferent feature points
Fig. 10. Depth images generated by different algorithms. (a) Input images; (b) depth images generated by Ref. [23]; (c) depth images generated by Ref. [24]; (d) depth images generated by proposed algorithm
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Table 1. Mean standard deviation of focal length of different feature point beam algorithms
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Table 2. Objective evaluation index of depth images
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