Recognition of MIR Data of Semen Armeniacae Amarum and Semen Persicae Using Discrete Wavelet Transformation and BP-Artificial Neural Network

<table>Three-dimensional plot of FT-IR spectra of semen armeniacae amarum (1–6) and semen persicae (7–12) based on PCA.</table>

Journal of Spectroscopy

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Figure 4

Figure 4: Recognition of MIR Data of Semen Armeniacae Amarum and Semen Persicae Using Discrete Wavelet Transformation and BP-Artificial Neural Network 

Figure 4 | Recognition of MIR Data of Semen Armeniacae Amarum and Semen Persicae Using Discrete Wavelet Transformation and BP-Artificial Neural Network 