&#34892;&#27169;&#31946;&#20449;&#24687;&#31890;&#21270;<a name="4"></a></h2><pre class="codeinput">win_num = floor(time/5);
tsx = 1:win_num;
tsx = tsx';
[Low,R,Up]=FIG_D(ts',<span class="string">'triangle'</span>,win_num);

<span class="comment">% &#27169;&#31946;&#20449;&#24687;&#31890;&#21270;&#21487;&#35270;&#21270;&#22270;</span>
figure;
hold <span class="string">on</span>;
plot(Low,<span class="string">'b+'</span>);
plot(R,<span class="string">'r*'</span>);
plot(Up,<span class="string">'gx'</span>);
h