diff --git a/code/notebooks/stft.ipynb b/code/notebooks/stft.ipynb
index 288006e..fa7fdd3 100644
--- a/code/notebooks/stft.ipynb
+++ b/code/notebooks/stft.ipynb
@@ -23,7 +23,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 3,
    "metadata": {},
    "outputs": [
     {
@@ -32,7 +32,7 @@
        "Index(['Time', 'Real'], dtype='object')"
       ]
      },
-     "execution_count": 4,
+     "execution_count": 3,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -271,7 +271,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 6,
+   "execution_count": 7,
    "metadata": {},
    "outputs": [
     {
@@ -363,7 +363,7 @@
        " [262144 rows x 2 columns]]"
       ]
      },
-     "execution_count": 6,
+     "execution_count": 7,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -375,7 +375,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 7,
+   "execution_count": 6,
    "metadata": {},
    "outputs": [
     {
@@ -404,7 +404,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 8,
+   "execution_count": 7,
    "metadata": {},
    "outputs": [
     {
@@ -457,7 +457,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": 19,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -483,7 +483,7 @@
     "    sensor_num = sensor_suffix[-1]  # '1' or '2'\n",
     "    \n",
     "    # Construct the file path\n",
-    "    file_name = f'D{damage_num}_TEST{test_num:02d}_{sensor_suffix}.csv'\n",
+    "    file_name = f'DAMAGE_{damage_num}_TEST{test_num}_{sensor_suffix}.csv'\n",
     "    file_path = os.path.join(damage_base_path, f'DAMAGE_{damage_num}', file_name)\n",
     "    \n",
     "    # Check if the file exists\n",
@@ -517,7 +517,7 @@
     "    sensor_output_dir = os.path.join(damage_base_path, sensor_name.lower())\n",
     "    os.makedirs(sensor_output_dir, exist_ok=True)\n",
     "    stft_file_path = os.path.join(sensor_output_dir, stft_file_name)\n",
-    "    \n",
+    "    print(stft_file_path)\n",
     "    # Append the flattened STFT to the CSV\n",
     "    try:\n",
     "        flattened_stft_df = pd.DataFrame([flattened_stft])\n",
@@ -534,7 +534,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": 20,
    "metadata": {},
    "outputs": [
     {
@@ -609,19 +609,19 @@
        " (6, 5, '02')]"
       ]
      },
-     "execution_count": 2,
+     "execution_count": 20,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
     "# Define the base path where DAMAGE_X folders are located\n",
-    "damage_base_path = 'D:/thesis/data/working/'\n",
+    "damage_base_path = 'D:/thesis/data/converted/raw/'\n",
     "\n",
     "# Define active sensors\n",
     "active_sensors = {\n",
-    "    '01': 'Sensor1',  # Beginning map sensor\n",
-    "    '02': 'Sensor2'   # End map sensor\n",
+    "    '01': 'sensor1',  # Beginning map sensor\n",
+    "    '02': 'sensor2'   # End map sensor\n",
     "}\n",
     "\n",
     "# Define damage cases and test runs\n",
@@ -648,23 +648,33 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "Starting STFT processing with 8 CPU cores...\n"
+      "Starting sequential STFT processing...\n",
+      "D:/thesis/data/converted/raw/sensor1\\stft_data1_1.csv\n",
+      "Appended STFT data to D:/thesis/data/converted/raw/sensor1\\stft_data1_1.csv\n",
+      "Processed 1/60 files\n",
+      "D:/thesis/data/converted/raw/sensor2\\stft_data2_1.csv\n",
+      "Appended STFT data to D:/thesis/data/converted/raw/sensor2\\stft_data2_1.csv\n",
+      "Processed 2/60 files\n",
+      "D:/thesis/data/converted/raw/sensor1\\stft_data1_1.csv\n",
+      "Appended STFT data to D:/thesis/data/converted/raw/sensor1\\stft_data1_1.csv\n",
+      "Processed 3/60 files\n",
+      "D:/thesis/data/converted/raw/sensor2\\stft_data2_1.csv\n"
      ]
     }
    ],
    "source": [
-    "# Use multiprocessing Pool to process STFTs in parallel\n",
+    "# Process STFTs sequentially instead of in parallel\n",
     "if __name__ == \"__main__\":\n",
-    "    print(f\"Starting STFT processing with {os.cpu_count()} CPU cores...\")\n",
-    "    with Pool(processes=os.cpu_count()) as pool:\n",
-    "        for i, _ in enumerate(pool.imap_unordered(process_stft, args_list), 1):\n",
-    "            print(f\"Processed {i}/{len(args_list)} files\")\n",
+    "    print(f\"Starting sequential STFT processing...\")\n",
+    "    for i, arg in enumerate(args_list, 1):\n",
+    "        process_stft(arg)\n",
+    "        print(f\"Processed {i}/{len(args_list)} files\")\n",
     "    print(\"STFT processing completed.\")"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 11,
    "metadata": {},
    "outputs": [
     {