contour函数报错怎么办？

panphp

clear
ncinfo('rhum.mon.mean.nc');
' }4 U6 b/ b- p6 y2 ^7 yy_len=60;
- u8 v" }& f  R" st_len=854;
5 v* d% Z3 n* [; O) m2 Nz_index=7
0 ~- L! ~3 U% \' i8 T4 Vx_index=120
# _. F% X# u7 p4 u( Px = ncread('rhum.mon.mean.nc','lon');%x
z = ncread('rhum.mon.mean.nc', 'level');%z
  ^2 T! s; H  T# zy = ncread('rhum.mon.mean.nc', 'lat');%y
$ {- X4 c- j7 Z/ s. y9 Pt = ncread('rhum.mon.mean.nc', 'time');%t
rhum = ncread('rhum.mon.mean.nc', 'rhum');
( l/ G4 u- z) I" M) O9 x+ i6 Wfigure; hold on;
. J. C. L2 K- J' y- Gdraw_y = 30:1:60;
draw_t = 1:1:854;
3 W9 K* [9 L1 y) p$ Uf = rhum(x_index,draw_y,z_index,draw_t)
) O, T; v% a- m; f! t9 Ifor ii = 1:1:numel(draw_y)
    for jj = 1:1:numel(draw_t)
/ i4 K3 |' |+ z+ w% B; G# |5 ]        Z(jj,z_index,ii,x_index) = f(x_index,draw_y(ii),z_index,draw_t(jj));
    end
2 z+ _) ]; D8 lend
[draw_y,draw_t] = meshgrid(draw_y,draw_t);
8 U) e/ w. ]0 ?& ccontour (draw_y,draw_t,Z);

/ `4 _# h, F, m5 c4 [) P' U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。
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！

Sky_wm

可能参数超出了范围