近红外无损检测寒富苹果可溶性固形物含量(TSS)

Food and Fermentation Industries(2013)

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Abstract
应用波长为643.26~985.11 nm的Purespect近红外透射光谱仪,分析了储藏时间对吸光度的影响。对不同储藏期寒富苹果的校正集样品进行了各自建模和共同建模,并研究了模型的差异性。结果表明:建立的共同模型预测结果较好,模型的相关系数(RC)为0.948,校正均方根误差(RMSEC)为0.468,预测均方根误差(RMSEP)为0.456,偏差(Bias)为0.027。该模型扩大了校正集样品化学成分含量的范围,提高了模型的适用范围,能满足实际生产要求。
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Key words
HanFu apples,soluble solids content(TSS),near infrared spectroscopy
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