基于PCA-Entropy TOPSIS的甘薯品种块根质构品质评价

李玲,徐舒,曹如霞,陈玲玲,崔鹏,吕尊富,陆国权

Evaluation of Texture Quality of Sweetpotato Storage Roots Based on PCA-Entropy TOPSIS

LI Ling,XU Shu,CAO RuXia,CHEN LingLing,CUI Peng,LÜ ZunFu,LU GuoQuan

表4 质构参数的载荷向量及权重

Table 4 Eigenvectors and evaluate weight of textural parameters in sweetpotato

性状 Trait 主成份 Principal components 权重 Evaluate weight 1 2 3 硬度 Hardness 0.660 0.432 -0.612 0.121 黏附性 Adhesiveness -0.008 0.832 0.494 0.161 内聚性 Cohesiveness 0.672 -0.597 0.326 0.102 弹性 Springiness 0.789 0.086 0.490 0.232 胶黏性 Gumminess 0.942 -0.005 -0.293 0.162 咀嚼性 Chewiness 0.991 0.060 0.078 0.223