contour函数报错怎么办？

panphp

clear
ncinfo('rhum.mon.mean.nc');
y_len=60;
2 M/ }  f/ }) Q+ {t_len=854;
. N/ s  i+ j# K1 P! Wz_index=7
x_index=120
. Z  j. y. _# v( x7 wx = ncread('rhum.mon.mean.nc','lon');%x
0 C4 f4 z& `3 d- R0 E0 Fz = ncread('rhum.mon.mean.nc', 'level');%z
& q- ^2 L, J' d+ p% U& y+ l0 ^y = ncread('rhum.mon.mean.nc', 'lat');%y
9 [1 Z$ V" |+ ^t = ncread('rhum.mon.mean.nc', 'time');%t
rhum = ncread('rhum.mon.mean.nc', 'rhum');
9 w# c. B+ Z! k: W9 b" G; k3 `figure; hold on;
draw_y = 30:1:60;
; h$ R# [6 |3 a" m: Bdraw_t = 1:1:854;
f = rhum(x_index,draw_y,z_index,draw_t)
for ii = 1:1:numel(draw_y)
    for jj = 1:1:numel(draw_t)
        Z(jj,z_index,ii,x_index) = f(x_index,draw_y(ii),z_index,draw_t(jj));
    end
end
[draw_y,draw_t] = meshgrid(draw_y,draw_t);
contour (draw_y,draw_t,Z);

错误显示 试图访问 f(120,30,7,1)；由于 size(f)=[1,31,1,854]，索引超出范围。
" n' n+ q# m0 h# p& V改了循环里面之后会显示 试图访问 f(1,32,1,1)；由于 size(f)=[1,31,1,854]，索引超出范围。
请教大神，非常感谢！
8 ^3 R- v( C( }% f4 C3 v

Sky_wm

可能参数超出了范围