利用ATR-FTIR光谱和化学计量技术鉴别Galliformes羽毛样本用于物种鉴定:在野生动物法医学中的应用

Preeti Guleria , Mukesh Kumar Thakar , Surendra Prakash Goyal
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引用次数: 0

摘要

羽毛是鸟类最重要的部分,常见于犯罪现场。从羽毛样本中识别物种有助于犯罪调查,特别是野生动物贩运案件。对这些证据的分析可以提供罪犯和犯罪现场之间的联系,从而在法庭上用作关联证据。在本研究中,使用ATR-FTIR光谱对Galliformes鸟类的12个羽毛样本进行了分析。对所获得的光谱进行化学计量方法,如主成分分析(PCA)和线性判别分析(LDA),以客观解释结果。PC1、PC2、PC3和PC4能够分别解释93%、4%、2%和1%的方差。得分图显示了所有12种鸟类的单独集群。LDA模型以100%的准确度将所有12个物种分类到各自的类别中。总体而言,所提出的方法显示出在法医案件工作中应用的潜力
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Differentiation of Galliformes feather samples for species identification using ATR-FTIR spectroscopy and chemometric techniques: Application in wildlife forensics
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来源期刊
Forensic science international. Animals and environments
Forensic science international. Animals and environments Pollution, Law, Forensic Medicine, Veterinary Science and Veterinary Medicine (General)
CiteScore
2.00
自引率
0.00%
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0
审稿时长
142 days
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