Optical Instruments, Volume. 45, Issue 5, 35(2023)
Research on classification of plastics by Raman spectroscopy combined with deep learning algorithm
Figures & Tables(12)
Fig. 6. Spectral classification structure of one-dimensional convolutional neural network
Fig. 9. Comparison of classification accuracy of the four models before and after preprocessing
Fig. 10. Influence of different intensity noise on model classification accuracy
Table 1. Sample name and main raw materials
View tableView in ArticleTable 1. Sample name and main raw materials
样本编号 样本名称 (包装) 原材料 1 康师傅绿茶 PET 2 康师傅茉莉清茶 PET 3 康师傅冰糖雪梨 PET 4 元气森林苏打气泡水 PET 5 乐事薯片 (红烩味) PET 6 乐事薯片 (原味) PET 7 可比克薯片 (烧烤味) PET 8 可比克薯片 (番茄味) PET 9 卫龙大面筋 PET 10 美好时光海苔 PET 11 滴眼液 PE 12 免洗消毒凝胶 PE 13 蓝莓叶黄素脂 PE 14 越橘叶黄素脂 PE 15 类胡萝卜素胶囊 PE 16 铁质叶酸片 PE 17 维生素B PE 18 维生素C PE 19 维生素D PE 20 维A素软膏 PE 21 西瓜霜 PE 22 消毒喷雾 PE 23 促愈功能性敷料 PP 24 舒肤佳沐浴露 (袋) PP 25 蓝月亮洗衣液 (袋) PP 26 超能洗衣液 (袋) PP 27 沙宣洗发露 (袋) PP 28 潘婷洗发露 (袋) PP 29 漱口杯 PP 30 希乐水杯 PP 31 富光水杯 PP 32 一次性勺子 PS 33 一次性餐盒 PS 34 儿童餐盘 PS 35 儿童碗具 PS 36 化妆品收纳盒 PS 37 文具收纳盒 PS 38 牙签盒 PS 39 梳子 PS 40 保鲜膜 PS
Table 2. Classification accuracy of different models
View tableView in ArticleTable 2. Classification accuracy of different models
分类模型 分类准确率/% 原始数据 预处理后数据 KNN 79.83±0.83 88.15±1.34 DT 84.22±0.87 89.96±0.77 SVM 88.58±0.51 96.39±0.69 1-D CNN 98.62±0.13 97.53±0.18
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Ningzhi YUAN, Shaohua CHEN, Taotao MU. Research on classification of plastics by Raman spectroscopy combined with deep learning algorithm[J]. Optical Instruments, 2023, 45(5): 35
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Received: Dec. 30, 2022
Accepted: --
Published Online: Dec. 27, 2023
The Author Email: CHEN Shaohua (buaa38605@sina.com)
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