Dongya Chu, Guanghui Zhang, Renjie Song, Xiaosong Zhang, Xiaolin Ying, Yong Li. Priori knowledge assisted dynamic 3D shape measurement with fringe projection[J]. Opto-Electronic Engineering, 2022, 49(8): 210449
- Opto-Electronic Engineering
- Vol. 49, Issue 8, 210449 (2022)
Fig. 1. Schematic diagram of fringe projection 3D measurement system structure
Fig. 2. Schematic diagram of motion parameter estimation
Fig. 3. Schematic diagram of measurement system
Fig. 4. Comparison between unwrapped and standard phase. (a) Object for measurement; (b) Wrapped phase; (c) Unwrapped phase; (d) Phase difference; (e) Cross-sections of red line in (d)
Fig. 5. Measurement data at a certain posture. (a) Deformed fringe; (b) Feature points; (c) Standard phase; (d) Reference phase; (e) Difference between (d) and (c); (f) Cross-sections of red line in (e)
Fig. 6. Measurement results of large deformation during motion. (a) Initial 3D shape; (b) Shape of time 1; (c) Shape of time 2; (d) Shape of time 3
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