Yanwei Yang, Lili Zhang, Xiaojian Hao, Ruizhong Zhang. Classification of iron ore based on machine learning and laser induced breakdown spectroscopy[J]. Infrared and Laser Engineering, 2021, 50(5): 20200490
- Infrared and Laser Engineering
- Vol. 50, Issue 5, 20200490 (2021)
Fig. 1. Schematic diagram of the experimental setup
Fig. 2. TM feature extraction diagram
Fig. 3. Schematic diagram of KNN
Fig. 4. Structure of the RF
Fig. 5. Hyperplane of 2D linear classification
Fig. 6. （a） Characteristic plot of pyrite; （b） Spectral characteristics of 10 ores
Fig. 7. Confusion matrix of classification model. (a) KNN; (b) RF; (c) SVM
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