Update visualization.py

visualization.py

@@ -128,7 +128,7 @@ def plot_mse_histogram(mse_values, title, anomaly_threshold, color='blue'):
 
     ax.hist(mse_values, bins=100, edgecolor='black', color=color, alpha=0.7)
     ax.set_xlabel('Mean Squared Error')
-    ax.set_ylabel('Number of Samples')
+    ax.set_ylabel('N')
     ax.set_title(title)
 
     mean = np.mean(mse_values)