基于倾斜旋转T模态主成分分析的沙颍河流域短时强降水环流分型研究
武威, 徐丽娜, 单铁良

Classification of short-term heavy rainfall circulation patterns in the Shaying River Basin using obliquely rotated T-mode principal component analysis
WU Wei, XU Lina, SHAN Tieliang
图3 2005—2022年暖季沙颍河流域不同环流型短时强降水发生频次的占比月变化(a)及日变化(b)特征
Fig.3 Variation of monthly frequency percentage (a) and diurnal frequency (b) of short-time heavy precipitation under different circulation patterns in the warm season in the Shaying River Basin from 2005 to 2022