Update wide vs narrow code

2024-07-22 21:17:57 +08:00
parent 13f660826d
commit 9cbe8e31ea
14 changed files with 1642 additions and 0 deletions
@@ -0,0 +1,19 @@
+function [LASSO_lambda, recovery_results] = get_lambda(A, x, FAR_N, FAR_M, sigma, lambdas)
+
+    noise = get_noise(sigma, FAR_N, 1);
+    y = A * x;
+    y_noise = y + noise;
+
+    tau = 1e-6;
+    iter_max = 1000;
+
+    recovery_results = zeros(length(lambdas), 1);
+    for lambda_idx = 1: length(lambdas)
+        LASSO_lambda = lambdas(lambda_idx);
+        [x_LASSO, x_hat_d] = cVAMPro(y_noise, A, LASSO_lambda, tau, iter_max);
+        recovery_results(lambda_idx) = sum(real(x_LASSO(FAR_M + 1: 2 * FAR_M)));
+        % if abs(recovery_results(lambda_idx) - FAR_M) / FAR_M < 0.01
+        %     return
+        % end
+    end
+end