Update README.md

README.md

@@ -70,7 +70,7 @@ Generated 01-19-2026 | 18:00 EST
 
 ### Key Improvements in V1.1
 * **False-Positive Rate:** Achieved **1.00 Specificity** on healthy brain scans.
-* **Accuracy:** Verified **0.925 mAP@0.5** on the independent test set.
+* **Accuracy:** Verified **0.899 mAP@0.5** on the independent test set.
 * **Performance:** Optimized for a high F1-score to ensure reliable clinical support.
 
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