（1）画竖直的errorbar1 [5 f7 |$ B0 u; \
例子：2 n+ S g5 i R
close all;figure;
7 D: W! b1 ^- N( U h=bar(volume_month_mean./1e6); %--volume_month_mean 为12×2的矩阵+ u& v" {8 D1 U8 N
set(h,'BarWidth',0.9);
! C$ }& ~9 P$ e- P hold on;
% Q2 _) H) Y" Y# K set(h(1),'facecolor',[139 35 35]./255) %--设置bar的颜色
; C) m( s7 Z8 {: k) ?: s set(h(2),'facecolor','k')# r4 J [/ C" `8 M3 P; C" y! ?
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2 c; V6 |0 E, Q4 ? ngroups = size(volume_month_mean,1);& A5 v. Z' z/ W
nbars = size(volume_month_mean,2);
o0 _: |' L# d& Z/ q! L" B+ ] groupwidth =min(0.8, nbars/(nbars+1.5));$ V [9 X9 h) L2 D& E
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hold on;! y) y% x. `6 S4 M
for i = 1:nbars %--画errorbar
6 V# M' s2 T' N- a! F* C: H x = (1:ngroups) - groupwidth/2 + (2*i-1) * groupwidth / (2*nbars);0 k) Q1 x/ `6 w8 ~- J$ @
errorbar(x,volume_month_mean(:,i)/1e6,volume_month_std(:,i)/1e6,'o','color',[.5 .5 .5],'linewidth',2);
8 D: w( _3 g) a* u' F( } end+ E* n: R7 C* U+ L: t
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for n=1:121 j( I- Q5 I2 H: M7 A6 J% p
if n<=9
: x' I6 }1 K! s% } time_lab{n,1}=[&#39;0&#39; num2str(n)];: G5 f7 g7 X, p) H
else
/ ^0 _4 l2 v% I H. p2 y3 W* I time_lab{n,1}=num2str(n);$ k, V7 ?7 M3 d7 c/ M; ]& g' t
end- Y; d/ `/ ~7 \* |! `
end5 |) d& \/ o7 [' t$ f) v
set(gca,&#39;XTickLabel&#39;,time_lab,&#39;fontsize&#39;,14,&#39;linewidth&#39;,2)# z7 ?5 {+ t, v( \: A% L1 f* X5 m
ylim([-0.5 2.5])/ }+ s: I( M& q4 D
xlim([0 13])* O# `# q- s* K& ?4 F
set(gca,&#39;ytick&#39;,-0.5:0.5:2.5)
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( m, } s2 `5 [8 a+ M（2）画水平errorbar
9 @" t( Y4 x) z5 F例子：4 F: t. w" {! V# A K! x( K
close all;figure;9 c* |" V" J/ `4 i4 W+ t+ Q" q
h=bar(volume_mean./1e6); %--volume_mean是4*2的矩阵
' I! O1 \0 O# P! t. k set(h,&#39;BarWidth&#39;,0.9);/ i; i! t; Z# l& Y
hold on;1 z' V) ?6 o- n) i5 a
set(h(1),&#39;facecolor&#39;,[139 35 35]./255)
# G4 o7 D8 f! |" [( b% @( k8 M set(h(2),&#39;facecolor&#39;,&#39;k&#39;)6 k( T( `0 G5 x$ H0 m
# \/ x6 W9 f; P. i* i' q
! l: o4 L" K/ d! H% p5 i1 J6 ? w# \ ngroups = size(volume_mean,1); w3 V: \9 l. Y
nbars = size(volume_mean,2);9 x5 a5 } e2 O: K/ N, y; N
groupwidth =min(0.8, nbars/(nbars+1.5));1 D! d8 I: h/ ]' X$ s9 D6 r. ^
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hold on;
' ^% J8 L# Q0 Y6 V, j for i = 1:nbars( e$ w% d F9 @$ E* l
x = (1:ngroups) - groupwidth/2 + (2*i-1) * groupwidth / (2*nbars);
; m: p/ K1 X! V errorbar(x,volume_mean(:,i)/1e6,volume_std(:,i)/1e6,&#39;o&#39;,&#39;color&#39;,[.5 .5 .5],&#39;linewidth&#39;,2);6 v8 e) \6 s6 ^, X& {
end
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% P) {+ {" _& a. m+ T+ P1 o ^
# `0 S# _2 ~0 S8 u4 [ view(-90,90)
' A* {0 _0 O) U5 `, U 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), c/ _3 O% Q* i8 J
ylim([-0.5 2.5])# n7 s6 k/ U/ L( ^. h
set(gca,&#39;ytick&#39;,-0.5:0.5:2.5)+ G" J1 L* ]' Z- {2 `& ]
ye_xylabel(gca,&#39; &#39;,&#39;Volume[Sv]&#39;)
1 R3 o h: B) ~3 W+ e/ ~ legend(&#39;A&#39;,&#39;B&#39;,&#39;location&#39;,&#39;NorthEast&#39;)
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