东海经济鱼类的多元素分析及产地判别

被引:18
作者
郭利攀 [1 ]
龚立科 [2 ]
俞琰垒 [1 ]
张虹 [1 ]
机构
[1] 浙江工商大学食品与生物工程学院
[2] 杭州市疾病预防控制中心
关键词
鱼; 元素指纹; 产地来源; 判别;
D O I
暂无
中图分类号
O657 [仪器分析法(物理及物理化学分析法)]; TS254.7 [水产制品的标准与检验];
学科分类号
070302 [分析化学]; 083204 [水产品加工及贮藏工程];
摘要
采用电感耦合等离子体质谱和原子吸收光谱测定东海4种经济鱼类中25种矿物元素,用多元统计分析元素组成,判断经济鱼类的地理起源。结果显示,主成分分析可以判别鱼类的产地,揭示在地理多样性中起重要作用的元素。用偏最小二乘判别分析和概率神经网络建立的判别模型,可准确地判别鱼类的产地。进一步分析显示,偏最小二乘判别分析和概率神经网络建立的判别模型在不考虑鱼种的情况下,准确率分别达到97.92%和100%。基于矿物元素指纹信息的产地判别技术可应用于近海3个产地的4种经济鱼类的产地判别。
引用
收藏
页码:214 / 221
页数:8
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