Rapid authentication of starch adulterations in ultrafine granular powder of Shanyao by near-infrared spectroscopy coupled with chemometric methods
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- 作者：Hong-liang Ma ; mhl008@126.com" class="auth_mail" title="E-mail the corresponding author ; Ji-wen Wang ; Yong-jun Chen ; Jin-le Cheng ; Zhi-tian Lai
- 关键词：Ultrafine granular powder of Shanyao ; Near-infrared reflectance spectroscopy ; Quality control ; OPLS-DA ; PLS ; iPLS ; siPLS
- 刊名：Food Chemistry
- 出版年：2017
- 出版时间：15 January 2017
- 年：2017
- 卷：215
- 期：Complete
- 页码：108-115
- 全文大小：1418 K
文摘
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NIR spectroscopy coupled with chemometric techniques was applied to quality control of ultrafine granular powder of Shanyao.
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The method of classification allowed to identify among authentic and adulterated UGPSY samples.
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Comparison of three different techniques for variable selection to improve quantitative model performance.
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siPLS algorithm variable selection gives the best models.