Spectroscopy and Spectral Analysis, Volume. 42, Issue 10, 3249(2022)

Multi-Model Fusion Based on Fractional Differential Preprocessing and PCA-SRDA for the Origin Traceability of Red Fuji Apples

Hua HUANG1、1;, Meng-di NAN1、1;, Zheng-hao LI1、1;, Qiu-ying CHEN1、1;, Ting-jie LI1、1;, and Jun-xian GUO2、2; *;
Author Affiliations
  • 11. College of Mathematics and Physics, Xinjiang Agricultural University, Urumqi 830052, China
  • 22. College of Mechanical and Electrical Engineering, Xinjiang Agricultural University, Urumqi 830052, China
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    Figures & Tables(8)
    The flow chart of mult-model fusion
    The near-infrared transmission spectra of apples from different regions for different fractional orders(a): 0 order; (b): 0.6 order; (c): 0.9 order; (d): 1.2 order; (e): 1.5 order; (f): 2 order
    The fractional differential (Step 0.6) preprocessing results of the training (a) and test (b) sets
    The visualization of PCA dimension reduction results(a): Training set; (b): Test set
    The visualization of PCA-SRDA feature extraction results(a): Training set; (b): Test set
    The box diagram of Apple origin identification results (200 experiments repeated)(a): Training set; (b): Test set
    • Table 1. The routine data statistics of Red Fuji apples from three regions

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      Table 1. The routine data statistics of Red Fuji apples from three regions

      产地苹果重量/g苹果横径/mm苹果纵径/mm可溶性固形物含量/Brix
      新疆阿克苏273.63±49.3187.51±5.3874.51±5.7715.46±1.27
      山东烟台263.86±42.2786.19±4.6274.42±5.0313.30±1.11
      陕西洛川270.23±37.5887.40±4.4474.31±4.9112.73±1.15
    • Table 2. The identification results of apple origin based on integrated learning model of multi-model fusion (200 experiments repeated)

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      Table 2. The identification results of apple origin based on integrated learning model of multi-model fusion (200 experiments repeated)

      模型训练集
      精度/%
      测试集
      精度/%
      FD-LDA多模型融合集成学习86.27±2.0981.86±3.60
      FD-SRDA多模型融合集成学习89.37±4.4782.16±5.48
      FD-PCA-LDA多模型融合集成学习96.75±0.4994.33±1.68
      FD-PCA-SRDA多模型融合集成学习97.33±0.4994.84±1.48
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    Hua HUANG, Meng-di NAN, Zheng-hao LI, Qiu-ying CHEN, Ting-jie LI, Jun-xian GUO. Multi-Model Fusion Based on Fractional Differential Preprocessing and PCA-SRDA for the Origin Traceability of Red Fuji Apples[J]. Spectroscopy and Spectral Analysis, 2022, 42(10): 3249

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    Paper Information

    Category: Research Articles

    Received: Aug. 8, 2021

    Accepted: Nov. 16, 2021

    Published Online: Nov. 23, 2022

    The Author Email:

    DOI:10.3964/j.issn.1000-0593(2022)10-3249-07

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