Guang-lai WANG, En-feng WANG, Cong-cong WANG, Da-yang LIU. Early Bruise Detection of Crystal Pear Based on Hyperspectral Imaging Technology and Transfer Learning[J]. Spectroscopy and Spectral Analysis, 2022, 42(11): 3626
- Spectroscopy and Spectral Analysis
- Vol. 42, Issue 11, 3626 (2022)
Fig. 1. Schematic diagram of hyperspectral image acquisition system
Fig. 2. Images of crystal pear before (a) and after (b) crushing
Fig. 3. The first 8 PC images based on full-band PCA of slightly bruised samples
Fig. 4. Confusion matrix of each model for the identification of crush bruise time
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Table 1. Recognition results using discriminant models using SVM, k-NN and ResNet50 for network transfer learning
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