Acta Optica Sinica, Volume. 43, Issue 14, 1412001(2023)
Large Deformation Measurement Method of Speckle Images Based on Deep Learning
Fig. 1. Four kinds of typical speckle images. (a) Speckle image Ⅰ; (b) speckle image Ⅱ; (c) speckle image Ⅲ; (d) speckle image Ⅳ
Fig. 3. Convolutional block attention module. (a) Channel attention module; (b) sapatial attention module; (c) convolutional block attention module
Fig. 4. Two different convolution modules. (a) General convolution; (b) depthwise separable convolution
Fig. 6. Loss decline curves of FlowNetS, FlowNetC, and UNet during training. (a) Loss of training set; (b) loss of validation set
Fig. 7. Performance of algorithms and models on test set. (a) Sample 1; (b) sample 2; (c) sample 3; (d) sample 4
Fig. 8. Performance of algorithms and models on DIC challenge dataset. (a) Sample 8; (b) sample 10; (c) sample 12; (d) sample 17
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Hong Xiao, Chengnan Li, Mingchi Feng. Large Deformation Measurement Method of Speckle Images Based on Deep Learning[J]. Acta Optica Sinica, 2023, 43(14): 1412001
Category: Instrumentation, Measurement and Metrology
Received: Dec. 2, 2022
Accepted: Mar. 20, 2023
Published Online: Jul. 13, 2023
The Author Email: Mingchi Feng (fengmc@cqupt.edu.cn)