Add Random PRI

2024-07-16 15:55:41 +08:00
parent 8c906b6618
commit 95c0eb89b8
3 changed files with 125 additions and 0 deletions
@@ -0,0 +1,59 @@
+global bandwidth T_p f_s T_s K_chirp f_c PRF T_r numP t tP c N M R_0...
+    delta_R_wide delta_R_narrow N_wide N_narrow ranges_wide...
+    ranges_narrow betas_wide FIGURE K_wide K_narrow trail_times...
+    method N_high TEST lambda tau iter_max noise_sigma FAR_N FAR_M noise_sigma_2 DEBUG_LEVEL...
+;
+
+f_c = 10e9; % X wave
+bandwidth = 100e6;
+T_p = 1e-5;
+f_s = 2 * bandwidth;
+T_s = 1 / f_s;
+K_chirp = bandwidth / T_p;
+T_r = T_p * 10;
+PRF = 1 / T_r;
+
+numP = 10;
+
+t = 0: 1 / f_s: T_r - 1 / f_s;
+tP = 0: 1 / f_s: T_r * numP - 1 / f_s;
+
+c = 3e8;        % 光速
+
+N = length(t);
+N_high = T_p * f_s;
+M = round(T_p * bandwidth);
+R_0 = 0;
+delta_R_wide = c ./ 2 ./ bandwidth;
+delta_R_narrow = T_p .* c ./ 2;
+N_wide = 100;
+N_narrow = round(N_wide / M);
+
+% alert(N > N_narrow);
+
+ranges_wide = R_0 + (0:N_wide) * delta_R_wide; % [1000, 4000]
+ranges_narrow = R_0 + (0:N_narrow) * delta_R_narrow; % [1000, 4000]
+betas_wide = linspace(1, 0.1, N_wide) + 1j * linspace(0.1, 1, N_wide);
+
+K_wide = round(N_wide / 10);
+K_narrow = round(K_wide / 10);
+
+FIGURE = false;
+trail_times = 5000;
+% method = "debiased_LASSO";
+% method = "LASSO";
+% method = "BP";
+method = "cVAMPro";
+TEST = false;
+
+lambda = 0.01;
+tau = 1e-6;
+iter_max = 1000;
+
+noise_sigma = 0.1;
+noise_sigma_2 = 0.1;
+
+FAR_N = 480;
+FAR_M = 10;
+
+DEBUG_LEVEL = 1;