（1）画竖直的errorbar! {. F; h0 Q+ u! L q) X1 d
例子：: r; o: B8 }. \" m0 u# h
close all;figure;+ j, @3 b h1 p9 s% ]) ~" F
h=bar(volume_month_mean./1e6); %--volume_month_mean 为12×2的矩阵( I/ r5 ~4 ~) Q& u) Y
set(h,'BarWidth',0.9);3 Z/ T0 D" g; G0 T* u$ u& W
hold on;
1 D( v) M% ^$ h/ E set(h(1),'facecolor',[139 35 35]./255) %--设置bar的颜色* y: t% p+ B: ? Q9 V/ J- R
set(h(2),'facecolor','k')) z0 a& Z5 t+ M- E$ ^' B
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ngroups = size(volume_month_mean,1);
( [% f/ q7 b# h A0 N+ R1 d0 n nbars = size(volume_month_mean,2);' ` Y; U9 D# C0 G
groupwidth =min(0.8, nbars/(nbars+1.5));5 d3 w7 D: O* b) M6 j+ L
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. [6 ]2 I- u. y* ~ t7 k( n hold on;
" w" F4 }% b4 F2 t; v" | for i = 1:nbars %--画errorbar
0 k, z: Y4 e8 L- G1 n# R \9 F) Z x = (1:ngroups) - groupwidth/2 + (2*i-1) * groupwidth / (2*nbars);. I0 o; Y; w8 u1 _; X
errorbar(x,volume_month_mean(:,i)/1e6,volume_month_std(:,i)/1e6,'o','color',[.5 .5 .5],'linewidth',2);
( |, i; r; m# M) R5 m3 Q end% R, l6 ?$ O" E1 g
8 a% \% y3 A1 P4 V6 {1 u% e for n=1:126 L0 N6 Q% ?& k
if n<=9
6 H% F8 F) G: D3 d# ?( S' r time_lab{n,1}=[&#39;0&#39; num2str(n)];" z+ x# M; w* m' W$ A0 |# a) y
else
) }; b9 O d, L: d time_lab{n,1}=num2str(n);1 t& D$ w+ Y# e+ W7 u; ?7 g" N8 T
end
% V: P6 c9 w9 ?% H# m end/ B4 N6 ]/ E. ]# X
set(gca,&#39;XTickLabel&#39;,time_lab,&#39;fontsize&#39;,14,&#39;linewidth&#39;,2)( F% m) y5 t) m& Q5 O
ylim([-0.5 2.5])
: r$ u, j* f, t% N: B+ Y0 f xlim([0 13])! l4 I# Q6 @% A# q$ _' |
set(gca,&#39;ytick&#39;,-0.5:0.5:2.5)
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（2）画水平errorbar
0 O" @ j8 B: p3 l/ z4 [3 u例子：, [, Y' h7 f' d( ^( Y
close all;figure;
! P' f, ^$ `. N- y h=bar(volume_mean./1e6); %--volume_mean是4*2的矩阵5 J# I P% M# r- A! W u' ^$ K
set(h,&#39;BarWidth&#39;,0.9);* j, s) U2 D3 B) Q$ @) f
hold on;1 W. B# j& I+ `
set(h(1),&#39;facecolor&#39;,[139 35 35]./255)! W3 @0 S) w4 s6 S6 w1 s' j
set(h(2),&#39;facecolor&#39;,&#39;k&#39;)
' {. u0 L0 M1 T0 e; B$ N0 d; A; N* A: Y. [2 @ p* \; Z
8 {8 e- D8 O7 X ngroups = size(volume_mean,1);
4 `( g! o( f+ p; l- H nbars = size(volume_mean,2);
! [! u9 @2 Q9 v" I8 \" k" \- Z( y groupwidth =min(0.8, nbars/(nbars+1.5));6 ^9 w5 h3 g1 @4 V& H* i9 C
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$ Q7 I) s# P& U# g' x% X: p hold on;) {) K$ o. L# _0 P( h& J
for i = 1:nbars
V' p5 [* u# @* F3 g x = (1:ngroups) - groupwidth/2 + (2*i-1) * groupwidth / (2*nbars);+ j+ }- R2 O/ ~0 F+ g1 ]
errorbar(x,volume_mean(:,i)/1e6,volume_std(:,i)/1e6,&#39;o&#39;,&#39;color&#39;,[.5 .5 .5],&#39;linewidth&#39;,2);
( C& i' t% g, t0 o end
b% O+ _2 l/ e1 J! @+ T6 |9 |0 y7 z4 E5 b5 \/ C' B
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view(-90,90)1 T% j4 T) L( T2 h5 A/ f8 F
set(gca,&#39;xdir&#39;,&#39;reverse&#39;,&#39;ydir&#39;,&#39;reverse&#39;,&#39;XTickLabel&#39;,{&#39;Winter&#39;,&#39;Spring&#39;,&#39;Summer&#39;,&#39;Autumn&#39;},&#39;fontsize&#39;,14,&#39;linewidth&#39;,2)) w) _. I8 d' v/ N& i& L) L
ylim([-0.5 2.5])
! A [" } k7 l set(gca,&#39;ytick&#39;,-0.5:0.5:2.5)
1 v: A9 I9 x% }/ u1 ?. c ye_xylabel(gca,&#39; &#39;,&#39;Volume[Sv]&#39;)/ c2 \( w3 C7 l: P. l, Q
legend(&#39;A&#39;,&#39;B&#39;,&#39;location&#39;,&#39;NorthEast&#39;)" k% J9 q- z+ Y( v1 C
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