近红外光谱对磨盘柿货架期的定性判别

被引:4
作者
王丹 [1 ]
鲁晓翔 [1 ]
张鹏 [2 ]
陈绍慧 [2 ]
李江阔 [2 ]
机构
[1] 天津商业大学生物技术与食品科学学院,天津市食品生物技术重点实验室
[2] 国家农产品保鲜工程技术研究中心,天津市农产品采后生理与贮藏保鲜重点实验室
关键词
近红外光谱; 磨盘柿; 货架期; 判别; 预测;
D O I
暂无
中图分类号
S665.2 [柿];
学科分类号
090201 ;
摘要
通过近红外漫反射光谱技术对磨盘柿的货架期进行了定性判别,比较不同光谱预处理方法和不同波段,发现在1100~1800nm波段范围内,采用二阶导数结合标准正常化和去散射(SNVD)处理的光谱预处理方法最好。其判别模型的正确率达到95.4%,预测准确率达到93.3%。因此,近红外光谱技术对磨盘柿货架期的检测具有应用价值。
引用
收藏
页码:185 / 188
页数:4
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