Discriminant analysis for unveiling the origin of roasted coffee samples: A tool for quality control of coffee related products

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• 作者：Paulo R.A.B. de Toledo^a ; Marcelo M.R. de Melo^b ; Helena R. Pezza^a ; Aline T. Toci^c ; Leonardo Pezza^a ; Carlos M. Silva^b ; ^{carlos.manuel@ua.pt}
• 关键词：Chemical markers ; Coffee quality ; Discriminant analysis ; Geographic origin ; Volatiles composition
• 刊名：Food Control
• 出版年：2017
• 出版时间：March 2017
• 年：2017
• 卷：73
• 期：part_PB
• 页码：164-174
• 全文大小：1488 K
• 卷排序：73

文摘

Coffee authenticity through chemical analysis is of great pertinence. Discriminant Analysis applied to screen chemical markers for coffee origin. Models based up to 18 key molecules were proposed and validated. Models identify accurately continental or country (Brazil) provenances of coffee. The proposed tools are reliable to control the quality of roasted coffee.