PSNR comparison (MR=50%)

% SNR 값
x = [0, 10, 20, 30, 40];

% y축 값
y1 = [18.955, 23.277, 26.859, 29.166, 30]; % No masking
y2 = [19.04, 23.29, 26.563, 28.75, 29.19]; % Proposed
y3 = [18.934, 22.404, 24.297, 25.25, 25.436]; % Random
y4 = [18.738, 22.016, 23.887, 24.988, 25.117       ]; % Variance
y5 = [18.754, 21.804, 23.539, 24.142, 24.33]; % Central
y6 = [16.611, 17.529, 17.88, 17.975, 18.04]; % Periphery

% 그래프 그리기
figure;
hold on;
plot(x, y1, '-o', 'DisplayName', 'No masking', 'LineWidth', 2, 'LineStyle', '-');
plot(x, y2, '-p', 'DisplayName', 'Proposed', 'Color', 'r', 'LineWidth', 2, 'LineStyle', '--');
plot(x, y3, '-d', 'DisplayName', 'Random', 'LineWidth', 2, 'LineStyle', '-.');
plot(x, y4, '-^', 'DisplayName', 'Variance', 'LineWidth', 2, 'LineStyle', ':');
plot(x, y5, '-v', 'DisplayName', 'Central', 'LineWidth', 2, 'LineStyle', '-');
plot(x, y6, '-*', 'DisplayName', 'Periphery', 'LineWidth', 2, 'LineStyle', '--');

% 그래프 설정
xlabel('SNR (dB)');
ylabel('PSNR (dB)');

legend('show', 'Location', 'southeast');
grid on;
ylim([0 35]);
hold off;