...z(b,a,N);x=[ones(1,5),zeros(1,N-5)];y=filter(b,a,x);subplot(1,2,1);stem(h);m>titlem>('直线型h(n)');subplot(1,2,2);stem(y);m>titlem>('直线型y(n)');程序运行成果：2.级联形式①impseq.mfunction[x,n]=impseq(n0,ns,nf)n=[ns:nf];x=[(n-n0)==0];②casfilter.mfunctiony=casfilter(b0...

时间:2024-04-11 01:31栏目:读后感

...误比特率semilogy(EsN0,ber,'o',EsN0,ser,'*',EsN0,ser1,EsN0,ber1,'-k.');m>titlem>('16-QAM载波调制信号在AWGN信道下的性能');xlabel('Es/N0');ylabel('误比特率和误符号率');legend('误比特率','误符号率','理论误符号率','理论误比特率');scatterplot(msgmod);%画出调制...

时间:2024-03-30 19:47栏目:教案课件

...+?+bsin(ω2ωt)+3a=y2=4/pi*sin(t);%频率为1（f=1/2*pi）的正弦基波%m>titlem>('正弦基波')4m>titlem>('三次谐波')m>titlem>('五次谐波')m>titlem>('七次谐波')5在调试过程中,编写方波时由于当时没有注意方波扫描的精确度,将ts的数值...

时间:2024-04-07 00:07栏目:教案课件

...键词：关键词；关键词；关键词；关键词(小5楷体)englishm>titlem>(小4黑)namea1，nameb2(小5)12（department,classemail）(6号斜)（department,classemail）abstract:(内容用小5号)keywords:(内容用小5号)1问题的提出介绍你要解决的问题及其意义，一般就是老...

时间:2024-04-08 07:01栏目:实践报告

...('x','FontSize',14);ylabel('y','FontSize',14);zlabel('T/℃','FontSize',14)m>titlem>('1min后二维温度场模拟图','FontSize',18)subplot(1,2,2);[C,H]=contour(x,y,T(i,j));clabel(C,H);axissquare;xlabel('x','FontSize',14);ylabel('y','FontSize',14);m>titlem>('1min后模拟等温线图','FontSize',18)figure(...

时间:2024-04-10 18:12栏目:教案课件

...638.3438.8541.2740.9940.742.28]';RetSeries=tick2ret(TickSeries)xlabel(m>titlem>('海虹控股对数收益率直方图5海虹控股对数收益率直方图TickSeries=[13.0712.8813.1912.9812.7812.4912.736xlabel(m>titlem>('盛达矿业对数收益率直方图盛达矿业对数收益率直方图7...

时间:2024-04-07 01:54栏目:教案课件

...638.3438.8541.2740.9940.742.28]';RetSeries=tick2ret(TickSeries)xlabel(m>titlem>('海虹控股对数收益率直方图4海虹控股对数收益率直方图TickSeries=[13.0712.8813.1912.9812.7812.4912.735xlabel(m>titlem>('盛达矿业对数收益率直方图盛达矿业对数收益率直方图6...

时间:2024-04-07 00:14栏目:教案课件

...pi*n/4).*cos(pi*n/4);x3=sin(pi*n/4).*cos(pi*n/8);subplot(3,1,1);stem(n,x1);m>titlem>('x1');subplot(3,1,2);stem(n,x2);m>titlem>('x2');subplot(3,1,3);stem(n,x3);m>titlem>('x3');gridon;2/33Conclusion:Thesesignalsisperiodic,thefirstandsecondsignal’speriodare4.Thethirdsignal’speriod...

时间:2024-04-29 08:35栏目:教案课件

...617810986•979215617973928387•;•procunivariatedata=work1;•vardif;•m>titlem>'成对差值T检验';•run;Pairedttest(means)•dataa;•inputidpretestposttest@@;•dif=posttest-pretest;•cards;•18082273713709546069588100•68471765758378099195109899•115265127883134060147986155962...

时间:2024-04-23 10:20栏目:教案课件

...t,'-*');legend('预测输出','期望输出')m>titlem>('BP网络预测输出','fontsize',12)ylabel('函数输出','fontsize',12)xlabel('样本','fontsize',12)%预测误差error=BPoutput-output_test;figure(2)plot(er...

时间:2024-03-31 19:20栏目:教育交底