Fangxi Tan, Shide Xiao, Shengyao Li, Liangjun Zhou. Digital Image Correlation Method Based on Dense Feature Matching[J]. Laser & Optoelectronics Progress, 2021, 58(16): 1612001
- Laser & Optoelectronics Progress
- Vol. 58, Issue 16, 1612001 (2021)
Fig. 1. Sub-region images before and after deformation
Fig. 2. GMS basic principle diagram
Fig. 3. Speckle pattern used in experiment. (a) Simulated speckle pattern; (b) gray histogram
Fig. 4. Matching results of translation speckle
Fig. 5. Matching results of rotating speckle
Fig. 6. Matching results of Gaussian deformation speckle
Fig. 7. Displacement comparison
Fig. 8. Calculation error comparison
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Table 1. Results of translation speckle
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Table 2. Results of rotating speckle
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Table 3. Calculation time of different algorithms
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