diff --git a/code/plot_functions.py b/code/plot_functions.py
index 4eb73ee..4d78cdd 100644
--- a/code/plot_functions.py
+++ b/code/plot_functions.py
@@ -66,4 +66,61 @@ def power_spectrum_plot(f, p):
     ax.set_xlim(0, 1000)
     plt.show()
     
-####### ADD DIANAS POWER SPECTRUM PLOT
\ No newline at end of file
+####### ADD DIANAS POWER SPECTRUM PLOT
+def plot_highlighted_integrals(frequency, power, exceeding_points, delta, threshold, color_mapping, points_categories):
+    """
+    Plot the power spectrum and highlight integrals that exceed the threshold.
+
+    Parameters
+    ----------
+    frequency : np.array
+        An array of frequencies corresponding to the power values.
+    power : np.array
+        An array of power spectral density values.
+    exceeding_points : list
+        A list of harmonic frequencies that exceed the threshold.
+    delta : float
+        Half-width of the range for integration around each point.
+    threshold : float
+        Threshold value to compare integrals with local mean.
+    color_mapping : dict
+        A dictionary mapping each category to its color.
+    points_categories : dict
+        A mapping of categories to lists of points.
+
+    Returns
+    -------
+    fig : matplotlib.figure.Figure
+        The created figure object with highlighted integrals.
+    """
+    fig, ax = plt.subplots()
+    ax.plot(frequency, power)  # Plot power spectrum
+    
+    for point in exceeding_points:
+        integral, local_mean = calculate_integral(frequency, power, point, delta)
+        valid, _ = valid_integrals(integral, local_mean, threshold, point)
+        if valid:  
+            # Define color based on the category of the point
+            color = next((c for cat, c in color_mapping.items() if point in points_categories[cat]), 'gray')
+            # Shade the region around the point where the integral was calculated
+            ax.axvspan(point - delta, point + delta, color=color, alpha=0.3, label=f'{point:.2f} Hz')
+            print(f"Integral around {point:.2f} Hz: {integral:.5e}")
+
+                        
+            # Define left and right boundaries of adjacent regions
+            left_boundary = frequency[np.where((frequency >= point - 5 * delta) & (frequency < point - delta))[0][0]]
+            right_boundary = frequency[np.where((frequency > point + delta) & (frequency <= point + 5 * delta))[0][-1]]
+
+            # Add vertical dashed lines at the boundaries of the adjacent regions
+            ax.axvline(x=left_boundary, color="k", linestyle="--")
+            ax.axvline(x=right_boundary, color="k", linestyle="--")
+            
+            
+    ax.set_xlim([0, 1200])
+    ax.set_xlabel('Frequency (Hz)')
+    ax.set_ylabel('Power')
+    ax.set_title('Power Spectrum with Highlighted Integrals')
+    ax.legend()
+    
+    return fig
+