Shaoyan Gai, Rui Feng, Feipeng Da. 3D Face Measurement Based on Cyclic Reverse Coding[J]. Acta Optica Sinica, 2023, 43(23): 2312004
- Acta Optica Sinica
- Vol. 43, Issue 23, 2312004 (2023)
Fig. 1. Edge point detection of SED
Fig. 2. Effect of jitter on edge point detection
Fig. 3. Comparison between SED encoding method and CRC method
Fig. 4. CRC method and actual projection situation
Fig. 5. Edge point detection method of CRC. (a) In ideal state; (b) in jittering state
Fig. 6. Edge point detection using CRC method
Fig. 7. Edge point detection error and motion deviation caused by jitter
Fig. 8. Results of facial landmark detection. (a) Original image; (b) detection result
Fig. 9. Results of artificial step. (a) Image of artificial step; (b) partial edge point detected
Fig. 10. Results of gypsum image measurement.(a) Original gypsum image; (b) SED; (c) CRC
Fig. 11. Measurement results of face model. (a) Image of face; (b) depth information by SED, CRC and CRC with feature points
Fig. 12. Motion information with face landmarks. (a) Offset in the x-direction; (b) offset in the y-direction
Fig. 13. 3D point cloud of face model. (a)-(c) SED; (d)-(f) CRC; (g)-(i) CRC combined with face landmark
Fig. 14. 3D point cloud of human face. (a)-(c) SED; (d)-(f) CRC; (g)-(i) CRC with face landmark
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Table 1. Measurement error of artificial step
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