In contrast, discriminate analysis (DA) can differentiate the three varieties with an average fitness of 86.8%, being 100%, 80% and 70%, respectively, for Chasan, Cabernet?Sauvignon and Carbeernet Gernischet.

• 多元判别分析得3品种的平均拟合率为86.；8%25，鉴别程度依次为夏桑（100%25）、赤霞珠（80%25）、蛇龙珠（70%25）。