Spectroscopy and Spectral Analysis, Volume. 40, Issue 11, 3530(2020)
Identification of Chilled and Frozen-Thawed Salmon Based on Hyperspectral Imaging Technology
Figures & Tables(9)
Fig. 3. Raw (a) and average spectra (b) of chilled and frozen-thawed salmon samples
Fig. 5. Wavelength selection results of SPA
(a): Characteristic wavelength screening;(b): Selected characteristic wavelength
Fig. 6. The first three principal component images (PC1, PC2, PC3 in turn from left to right)
Table 1. Identification results of chilled and frozen-thawed salmon based on full spectrum variables
View tableView in ArticleTable 1. Identification results of chilled and frozen-thawed salmon based on full spectrum variables
预处理
方法BPANN识别率/% LDA识别率/% ELM识别率/% RF识别率/% 校正集 测试集 校正集 测试集 校正集 测试集 校正集 测试集 Raw 93.33 91.6794.17 86.67 94.17 90.00 92.50 86.67 1st Der 91.67 86.67 95.00 91.67 93.33 88.33 89.17 81.67 2nd Der 88.33 85.00 90.83 86.67 95.00 90.00 91.67 83.33 MSC 93.33 90.00 95.83 88.33 96.67 93.33 93.33 90.00 SNVT 95.00 91.67 92.50 90.00 94.17 91.67 94.17 91.67 N 93.33 91.67 91.67 86.67 93.33 88.33 92.50 88.33 MC 95.00 93.33 93.33 91.67 91.67 86.67 88.33 85.00
Table 3. Identification results of chilled and frozen-thawed salmon based on spectral and texture information
View tableView in ArticleTable 3. Identification results of chilled and frozen-thawed salmon based on spectral and texture information
变量 模型 模型识别率/% 校正集 测试集 纹理 BPANN 81.67 71.67 LDA 77.50 75.00 ELM 83.33 78.33 RF 81.67 76.67 光谱+纹理 BPANN 95.83 90.00 LDA 94.17 88.33 ELM 96.67 91.67 RF 91.67 88.33
Table 4. Identification results of frozen-thawed times of salmon based on spectral and texture information
View tableView in ArticleTable 4. Identification results of frozen-thawed times of salmon based on spectral and texture information
变量 模型 模型识别率/% 校正集 测试集 光谱 BPANN 93.33 88.33 LDA 89.17 86.67 ELM 97.50 91.67 RF 93.33 85.00 纹理 BPANN 71.67 63.33 LDA 69.17 65.00 ELM 75.83 66.67 RF 77.50 71.67 光谱+纹理 BPANN 88.33 83.33 LDA 81.67 76.67 ELM 94.17 90.00 RF 85.83 81.67
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Zong-bao SUN, Li-ming LIANG, Jun-kui LI, Xiao-bo ZOU, Xiao-yu LIU, Tian-zhen WANG. Identification of Chilled and Frozen-Thawed Salmon Based on Hyperspectral Imaging Technology[J]. Spectroscopy and Spectral Analysis, 2020, 40(11): 3530
Paper Information
Category: Research Articles
Received: May. 19, 2020
Accepted: --
Published Online: Jun. 18, 2021
The Author Email: Zong-bao SUN (zongbaos@163.com)
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