Xuyang LIU, Dacheng ZHANG, Zhongqi FENG, Jie DING, Runqiang YANG, Sijia SUN, Kejian WANG, Jiangfeng ZHU, Zhiyi WEI. Discrimination of Aviation Alloy by Remote Laser-induced Breakdown Spectroscopy Technology[J]. Acta Photonica Sinica, 2021, 50(10): 1030003
- Acta Photonica Sinica
- Vol. 50, Issue 10, 1030003 (2021)
Fig. 1. Experimental setup
Fig. 2. Appearance of alloy samples
Fig. 3. 100 pluses spectra of six kinds of aviation alloys
Fig. 4. The curves of error rate by cross-validation
Fig. 5. The classification accuracy
Fig. 6. Classification results under different pulse numbers
Fig. 7. Variation curve of spectral line intensity with pulse number
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Table 1. Selection of characteristic lines
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Table 2. Selection of characteristic lines and sample
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