plot_5.m

通过图形实现OFMD的图像仿真

line=1;
x=5:2.5:40;
y=zeros(line,15);
yo=747;
y_scale=(747-47)/3;
ya=[90 159 220 289 331 367 439 493 504 514 537 550 557 566 563];
yr=(yo-ya)/y_scale;
for row=1:line
    for column=1:15
        y(row, column)=1e-4*10^yr(row, column);
    end
end

figure;
semilogy( x, y(1,:), 'x:');
hold on;
ylabel('MSE');
xlabel('SNR(dB)');
axis([5,40,1e-4,1e-1]);
legend('高斯内插');