Methods : the similarities of honeysuckle chromatography fingerprints were calculated by the methods of correlation coefficients and angle cosine with or without retention time correction and signal standardization 方法：对金银花药材指纹图谱进行保留时间和峰面积校正，分别使用相关系数法和夹角余弦法计算处理前后图谱间相似度。
