Upload bayesian_engine.py with huggingface_hub

bayesian_engine.py

@@ -276,15 +276,19 @@ def bayesian_synthesis(agent_results: List[AgentEvidence]) -> ForensicVerdict:
     posterior_calibrated = temperature_scaling(posterior, temperature=1.3)
     
     # Step 6: Determine verdict and confidence
+    # Fix: 48-52% is INCONCLUSIVE (posterior ≈ prior means evidence contributed nothing)
     if posterior_calibrated > 0.85:
         verdict = "FAKE"
         conf_label = "Very High"
     elif posterior_calibrated > 0.65:
         verdict = "LIKELY FAKE"
         conf_label = "High"
-    elif posterior_calibrated > 0.45:
+    elif posterior_calibrated > 0.52:
         verdict = "SUSPICIOUS"
         conf_label = "Moderate"
+    elif posterior_calibrated >= 0.48:
+        verdict = "INCONCLUSIVE"
+        conf_label = "Low"
     elif posterior_calibrated > 0.25:
         verdict = "LIKELY AUTHENTIC"
         conf_label = "Moderate"