Chart title fixed adding some space below.

Author: Danilo Poccia

app.py

@@ -307,7 +307,7 @@ def create_results_chart(csv_filename):
     # Create subplots for each dimension
     dimensions = df['Num Dimensions'].unique()
     fig, axes = plt.subplots(len(dimensions), 1, figsize=(15, 5*len(dimensions)), sharex=True)
-    fig.suptitle('KNN Search Algorithm Comparison', fontsize=16)
+    fig.suptitle('KNN Search Algorithm Comparison', fontsize=16, y=0.95)  # Adjust y position
 
     # Color palette for algorithms
     colors = {'KD-Tree': 'blue', 'Ball Tree': 'orange', 'Brute Force': 'green', 'HNSW': 'red'}
@@ -330,6 +330,7 @@ def create_results_chart(csv_filename):
     axes[-1].set_xticklabels(df['Num Vectors'].unique(), rotation=45)
 
     plt.tight_layout()
+    plt.subplots_adjust(top=0.92)  # Adjust top margin to make room for title
     plt.savefig('knn_search_comparison.png', dpi=300, bbox_inches='tight')
     print("Chart saved as knn_search_comparison.png")
     plt.close(fig)  # Close the figure to free up memory

knn_search_comparison.png

@@ -1,33 +1,33 @@
 Num Vectors,Num Dimensions,KD-Tree Build Time,Ball Tree Build Time,HNSW Build Time,KD-Tree Search Time,Ball Tree Search Time,Brute Force Search Time,HNSW Search Time
-1000,4,0.0003399848937988281,0.0006949901580810547,0.009418964385986328,4.0459632873535154e-05,5.3310394287109374e-05,5.218982696533203e-05,2.86102294921875e-05
-1000,16,0.00023698806762695312,0.0002079010009765625,0.009755134582519531,5.1093101501464846e-05,5.1021575927734375e-05,6.213188171386719e-05,4.024505615234375e-05
-1000,256,0.0008797645568847656,0.001917123794555664,0.03833508491516113,0.00021371841430664062,0.00022292137145996094,0.00048720836639404297,0.00027341842651367186
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-2000,16,0.0004410743713378906,0.0004210472106933594,0.017062902450561523,7.150173187255859e-05,5.7578086853027344e-05,9.868144989013671e-05,4.5752525329589845e-05
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