秦岭及周边地区夏季极端降水环流特征及成因分析

井宇, 陈闯, 赵强, 李明, 何娟

Circulation characteristics and causal analysis of extreme summer precipitation over the Qinling Mountains and surrounding regions

JING Yu, CHEN Chuang, ZHAO Qiang, LI Ming, HE Juan

图2 基于谱聚类算法分析秦岭北部（a、c）与南部（b、d）风场（a、b）和温度场（c、d）不同聚类数量的CH评分

Fig. 2 The analysis of CH scores of different cluster numbers of wind fields (a, b) and temperature fields (c, d) in the study areas north (a, c) and south (b, d) of the Qinling Mountains based on the Spectral Clustering algorithm