重现期Matlab\Python程序（Gumbel和广义极值分布）
function [Recurrence_period_value] = Gumble_func(data,N,len)% data应为一列数据% N为多少年一遇% len为所用数据年数% Recurrence_period_value为N年一遇值datasort = sort(data,'descend');data_select_sort = datasort(1:len);mu = mean(data_select_sort);sum = 0;for i = 1:length(d
