A fuzzy pattern recognition study on the quality of Panax quinquefolius L. was carried out by fuzzy dynamic state collect classifying analysis. 14 samples collected from different regiones of U.

• 运用模糊动态聚类分析法对来源于美国、加拿大及我国的共14种不同产地的西洋参样品质量进行了模糊识别研究。