Update app.py

app.py

@@ -183,6 +183,9 @@ def apply_academic_style(fig, ax_or_axes):
         )
         ax.set_axisbelow(True)
 
+        # 为柱状图顶部数值标注预留上边距，避免数字贴到图框
+        ax.margins(y=0.18)
+
 # ================================================================
 # 使用标准 Unicode ε 和 σ
 # ================================================================
@@ -291,11 +294,11 @@ def fig_auc_bar():
     for bar, h in zip(bars, hatches):
         if h: bar.set_hatch(h)
         
-    for b,v in zip(bars, vals): ax.text(b.get_x()+b.get_width()/2, v+0.01, f'{v:.4f}', ha='center', fontsize=THESIS_LEGEND_SIZE, fontweight='normal', color='black')
+    for b,v in zip(bars, vals): ax.text(b.get_x()+b.get_width()/2, v+0.006, f'{v:.4f}', ha='center', fontsize=THESIS_LEGEND_SIZE, fontweight='normal', color='black')
     ax.axhline(0.5, color='black', ls='--', lw=1.5, label='Random Guess (0.5)', zorder=2)
     ax.axhline(bl_auc, color='black', ls=':', lw=2, label=f'Baseline ({bl_auc:.4f})', zorder=2)
     ax.set_ylabel('MIA Attack AUC', fontsize=THESIS_AXIS_LABEL_SIZE, fontweight='normal'); ax.set_title('Defense Effectiveness: MIA AUC Comparison', fontsize=THESIS_SUPTITLE_SIZE, fontweight='normal', pad=20)
-    ax.set_ylim(0.45, max(vals)+0.05); ax.set_xticks(range(len(names))); ax.set_xticklabels(names, rotation=25, ha='right', fontsize=THESIS_AXIS_LABEL_SIZE)
+    ax.set_ylim(0.45, max(vals)+0.08); ax.set_xticks(range(len(names))); ax.set_xticklabels(names, rotation=25, ha='right', fontsize=THESIS_AXIS_LABEL_SIZE)
     ax.legend(facecolor='white', edgecolor='black', labelcolor='black', fontsize=THESIS_LEGEND_SIZE, loc='upper right'); plt.tight_layout()
     return fig
 
@@ -542,14 +545,16 @@ def fig_tpr_at_low_fpr():
     bars = ax.bar(x, tpr5_all, color=clrs_all, width=0.65, edgecolor='black', linewidth=1.5, zorder=3)
     for bar, h in zip(bars, hatches_all):
         if h: bar.set_hatch(h)
-    for b, v in zip(bars, tpr5_all): ax.text(b.get_x()+b.get_width()/2, v+0.005, f'{v:.3f}', ha='center', fontsize=THESIS_LEGEND_SIZE, fontweight='normal', color='black')
+    ax.set_ylim(0, max(tpr5_all) * 1.22)
+    for b, v in zip(bars, tpr5_all): ax.text(b.get_x()+b.get_width()/2, v + max(tpr5_all) * 0.012, f'{v:.3f}', ha='center', fontsize=THESIS_LEGEND_SIZE, fontweight='normal', color='black')
     ax.set_ylabel('TPR @ 5% FPR', fontsize=THESIS_AXIS_LABEL_SIZE, fontweight='normal'); ax.set_title('Attack Power at 5% FPR', fontsize=THESIS_SUPTITLE_SIZE, fontweight='normal', pad=15); ax.set_xticks(x); ax.set_xticklabels(labels_all, rotation=25, ha='right', fontsize=THESIS_AXIS_LABEL_SIZE); ax.axhline(0.05, color='gray', ls='--', lw=2, label='Random (0.05)'); ax.legend(facecolor='white', edgecolor='black', labelcolor='black', fontsize=THESIS_LEGEND_SIZE)
     
     ax = axes[1]; 
     bars = ax.bar(x, tpr1_all, color=clrs_all, width=0.65, edgecolor='black', linewidth=1.5, zorder=3)
     for bar, h in zip(bars, hatches_all):
         if h: bar.set_hatch(h)
-    for b, v in zip(bars, tpr1_all): ax.text(b.get_x()+b.get_width()/2, v+0.003, f'{v:.3f}', ha='center', fontsize=THESIS_LEGEND_SIZE, fontweight='normal', color='black')
+    ax.set_ylim(0, max(tpr1_all) * 1.24)
+    for b, v in zip(bars, tpr1_all): ax.text(b.get_x()+b.get_width()/2, v + max(tpr1_all) * 0.012, f'{v:.3f}', ha='center', fontsize=THESIS_LEGEND_SIZE, fontweight='normal', color='black')
     ax.set_ylabel('TPR @ 1% FPR', fontsize=THESIS_AXIS_LABEL_SIZE, fontweight='normal'); ax.set_title('Attack Power at 1% FPR (Strict)', fontsize=THESIS_SUPTITLE_SIZE, fontweight='normal', pad=15); ax.set_xticks(x); ax.set_xticklabels(labels_all, rotation=25, ha='right', fontsize=THESIS_AXIS_LABEL_SIZE); ax.axhline(0.01, color='gray', ls='--', lw=2, label='Random (0.01)'); ax.legend(facecolor='white', edgecolor='black', labelcolor='black', fontsize=THESIS_LEGEND_SIZE); plt.tight_layout()
     return fig
 
@@ -567,7 +572,8 @@ def fig_loss_gap_waterfall():
     bars = ax.bar(range(len(names)), gaps, color=clrs, width=0.65, edgecolor='black', linewidth=1.5, zorder=3)
     for bar, h in zip(bars, hatches):
         if h: bar.set_hatch(h)
-    for b, v in zip(bars, gaps): ax.text(b.get_x()+b.get_width()/2, v+0.0005, f'{v:.4f}', ha='center', fontsize=THESIS_LEGEND_SIZE, fontweight='normal', color='black')
+    ax.set_ylim(0, max(gaps) * 1.20)
+    for b, v in zip(bars, gaps): ax.text(b.get_x()+b.get_width()/2, v + max(gaps) * 0.012, f'{v:.4f}', ha='center', fontsize=THESIS_LEGEND_SIZE, fontweight='normal', color='black')
     ax.set_ylabel('Loss Gap', fontsize=THESIS_AXIS_LABEL_SIZE, fontweight='normal'); ax.set_title('Member vs Non-Member Loss Gap', fontsize=THESIS_SUPTITLE_SIZE, fontweight='normal', pad=20); ax.set_xticks(range(len(names))); ax.set_xticklabels(names, rotation=25, ha='right', fontsize=THESIS_AXIS_LABEL_SIZE); ax.annotate('Smaller gap = Better Privacy', xy=(8, gaps[0]*0.4), fontsize=THESIS_AXIS_LABEL_SIZE, color='black', fontstyle='italic', ha='center', backgroundcolor='white', bbox=dict(boxstyle='round,pad=0.4', facecolor='white', edgecolor='black', alpha=1.0)); plt.tight_layout()
     return fig
 
@@ -588,7 +594,7 @@ def fig_acc_bar():
     bars = ax.bar(range(len(names)), vals, color=clrs, width=0.65, edgecolor='black', linewidth=1.5, zorder=3)
     for bar, h in zip(bars, hatches):
         if h: bar.set_hatch(h)
-    for b, v in zip(bars, vals): ax.text(b.get_x()+b.get_width()/2, v+1, f'{v:.1f}%', ha='center', fontsize=THESIS_AXIS_LABEL_SIZE, fontweight='normal', color='black')
+    for b, v in zip(bars, vals): ax.text(b.get_x()+b.get_width()/2, v+0.8, f'{v:.1f}%', ha='center', fontsize=THESIS_AXIS_LABEL_SIZE, fontweight='normal', color='black')
     ax.set_ylabel('Test Accuracy (%)', fontsize=THESIS_AXIS_LABEL_SIZE, fontweight='normal'); ax.set_title('Model Utility: Test Accuracy', fontsize=THESIS_SUPTITLE_SIZE, fontweight='normal', pad=20)
     ax.set_ylim(0, 105); ax.set_xticks(range(len(names))); ax.set_xticklabels(names, rotation=25, ha='right', fontsize=THESIS_AXIS_LABEL_SIZE); plt.tight_layout()
     return fig