diff --git a/src/signature/ref/lvlx/ml_predict.c b/src/signature/ref/lvlx/ml_predict.c
index 6d0af71..195b5aa 100644
--- a/src/signature/ref/lvlx/ml_predict.c
+++ b/src/signature/ref/lvlx/ml_predict.c
@@ -78,47 +78,47 @@ double ml_predict_success(long norm_val, int trace_val, int kernel_order) {
 
 // 日志函数：记录一次理想尝试
 // 记录到 CSV 文件，包含时间戳
-// void ml_log_ideal_attempt(int attempt,
-//                           const quat_left_ideal_t *lideal_com,
-//                           int kernel_order,
-//                           int success_flag)
-// {
-//     const char *dir_path = "./dataset";
-//     struct stat st = {0};
+void ml_log_ideal_attempt(int attempt,
+                          const quat_left_ideal_t *lideal_com,
+                          int kernel_order,
+                          int success_flag)
+{
+    const char *dir_path = "./dataset";
+    struct stat st = {0};
 
-//     if (stat(dir_path, &st) == -1) {
-//         mkdir(dir_path, 0755);
-//     }
+    if (stat(dir_path, &st) == -1) {
+        mkdir(dir_path, 0755);
+    }
 
-//     // 使用固定文件名，避免频繁创建文件
-//     char csv_path[512];
-//     snprintf(csv_path, sizeof(csv_path), "%s/ideal_data.csv", dir_path);
+    // 使用固定文件名，避免频繁创建文件
+    char csv_path[512];
+    snprintf(csv_path, sizeof(csv_path), "%s/ideal_data.csv", dir_path);
 
-//     // 使用追加模式，避免覆盖
-//     FILE *logfile = fopen(csv_path, "a+");
-//     if (!logfile) {
-//         perror("无法打开 ideal_data CSV 文件");
-//         return;
-//     }
+    // 使用追加模式，避免覆盖
+    FILE *logfile = fopen(csv_path, "a+");
+    if (!logfile) {
+        perror("无法打开 ideal_data CSV 文件");
+        return;
+    }
 
-//     // 如果是第一次写入，添加表头
-//     if (ftell(logfile) == 0) {
-//         fprintf(logfile, "Timestamp,Attempt,Norm,Trace,KernelOrder,Prob,Success\n");
-//     }
+    // 如果是第一次写入，添加表头
+    if (ftell(logfile) == 0) {
+        fprintf(logfile, "Timestamp,Attempt,Norm,Trace,KernelOrder,Prob,Success\n");
+    }
 
-//     // 提取特征和记录
-//     long norm_val = ibz_to_long_safe(&lideal_com->norm);
-//     int trace_val = quat_ideal_trace(lideal_com);
-//     double prob = ml_predict_success(norm_val, trace_val, kernel_order);
+    // 提取特征和记录
+    long norm_val = ibz_to_long_safe(&lideal_com->norm);
+    int trace_val = quat_ideal_trace(lideal_com);
+    double prob = ml_predict_success(norm_val, trace_val, kernel_order);
 
-//     time_t t = time(NULL);
-//     struct tm tm_info;
-//     localtime_r(&t, &tm_info);
-//     char time_str[32];
-//     strftime(time_str, sizeof(time_str), "%Y-%m-%d-%H-%M-%S", &tm_info);
+    time_t t = time(NULL);
+    struct tm tm_info;
+    localtime_r(&t, &tm_info);
+    char time_str[32];
+    strftime(time_str, sizeof(time_str), "%Y-%m-%d-%H-%M-%S", &tm_info);
 
-//     fprintf(logfile, "%s,%d,%ld,%d,%d,%.3f,%d\n",
-//             time_str, attempt, norm_val, trace_val, kernel_order, prob, success_flag);
+    fprintf(logfile, "%s,%d,%ld,%d,%d,%.3f,%d\n",
+            time_str, attempt, norm_val, trace_val, kernel_order, prob, success_flag);
 
-//     fclose(logfile);
-// }
\ No newline at end of file
+    fclose(logfile);
+}
\ No newline at end of file