Fang Zhang, Yue Wu, Zhitao Xiao, Lei Geng, Jun Wu, Yanbei Liu, Wen Wang. Nanoparticle Segmentation Based on U-Net Convolutional Neural Network[J]. Laser & Optoelectronics Progress, 2019, 56(6): 061005
- Laser & Optoelectronics Progress
- Vol. 56, Issue 6, 061005 (2019)
Fig. 1. Spherical nanoparticle image taken by TEM and its partially enlarged view. (a) TEM image; (b) partially enlarged view
Fig. 2. Filtering results by partial differential equation. (a) Original nanoparticle image; (b) filtering result
Fig. 3. Network structure with BN
Fig. 4. Comparison chart of loss curves
Fig. 5. Comparison chart 1 of segmentation effect. (a) Level set algorithm; (b) PixelNet; (c) original U-Net; (d) improved network
Fig. 6. Comparison chart 2 of segmentation effect. (a) Level set algorithm; (b) PixelNet; (c) original U-Net; (d) improved network
Fig. 7. Comparison chart 3 of segmentation effect. (a) Level set algorithm; (b) PixelNet; (c) original U-Net; (d) improved network
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Table 1. Objective indexes of testing results
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Table 2. Comparison of average time consumption
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