基于小波分析的水稻籽粒直链淀粉含量高光谱预测

张骁, 闫岩, 王文辉, 郑恒彪, 姚霞, 朱艳, 程涛

Application of continuous wavelet analysis to laboratory reflectance spectra for the prediction of grain amylose content in rice

ZHANG Xiao, YAN Yan, WANG Wen-Hui, ZHENG Heng-Biao, YAO Xia, ZHU Yan, CHENG Tao

图13 米粉、干穗反射光谱和小波系谱对水稻籽粒直链淀粉含量变化的响应 A, B: 不同直链淀粉含量米粉、干穗样品反射光谱; C, D, E, F: 不同直链淀粉含量米粉、干穗样品小波系谱。蓝色箭头代表直链淀粉敏感小波特征对应的波长位置。

Fig. 13 Spectral responses of dried grain powder and dried panicle to GAC in reflectance and wavelet power A-B: reflectance of dried grain powder and dried panicle with different GAC values; C-F: wavelet features of dried grain powder and dried panicles with different GAC values. The blue arrows represent the wavelength locations corresponding to the sensitive wavelet features of amylose.