Promote expanded building detector profile

frontend/src/components/detection/DetectionLab.tsx

@@ -281,6 +281,7 @@ export function DetectionLab({
                     <span>precision {profile.precision.toFixed(3)}</span>
                     <span>recall {profile.recall.toFixed(3)}</span>
                     <span>F1 {profile.f1.toFixed(3)}</span>
+                    <span>positive AOIs {profile.positiveSampleCount}</span>
                     <span>max background FP {profile.maxBackgroundDetections}</span>
                   </div>
                   <div className="entity-meta">
@@ -519,7 +520,7 @@ export function DetectionLab({
               />
               {selectedDetectionModelId === 'yolo-configured' ? (
                 <span className="field-guidance">
-                  Use an operator profile for the current local YOLOv8s candidate, or enter a threshold manually for calibration.
+                  Use a validated operator profile, or enter a threshold manually for calibration.
                 </span>
               ) : null}
             </label>

frontend/src/components/detection/detectionProfiles.ts

@@ -8,6 +8,7 @@ export interface DetectionOperatorProfile {
   precision: number
   recall: number
   f1: number
+  positiveSampleCount: number
   maxBackgroundDetections: number
   description: string
   limitationMessage: string
@@ -15,19 +16,20 @@ export interface DetectionOperatorProfile {
 
 export const DETECTION_OPERATOR_PROFILES: DetectionOperatorProfile[] = [
   {
-    id: 'balanced-review',
-    displayName: 'Balanced review',
-    modelAssetId: 'geointel-building-yolov8s-aoi1024bg512r3e50-pt',
+    id: 'expanded-balanced-review',
+    displayName: 'Recommended balanced review',
+    modelAssetId: 'geointel-building-yolov8s-aoi1024expandedminpx4vis035e50-pt',
     confidenceThreshold: 0.15,
-    defaultApproved: false,
-    promotionRecommendation: 'none',
-    precision: 0.636639,
-    recall: 0.424258,
-    f1: 0.5074022485589402,
-    maxBackgroundDetections: 46,
-    description: 'Best positive-AOI F1 profile for deliberate operator review of the inactive AOI1024 model asset.',
+    defaultApproved: true,
+    promotionRecommendation: 'promote_candidate',
+    precision: 0.6470590036169351,
+    recall: 0.4699913836847832,
+    f1: 0.5432865390636915,
+    positiveSampleCount: 7,
+    maxBackgroundDetections: 0,
+    description: 'Recommended expanded-AOI profile for balanced building review across the validated Kempen samples.',
     limitationMessage:
-      'Candidate only because pure-empty false-positive pressure still blocks default promotion on the background gate.',
+      'Default-approved after the pure-empty gate passed; persistent small-building misses still require operator QA.',
   },
   {
     id: 'conservative-review',
@@ -39,8 +41,9 @@ export const DETECTION_OPERATOR_PROFILES: DetectionOperatorProfile[] = [
     precision: 0.840006,
     recall: 0.202135,
     f1: 0.32086574003576274,
+    positiveSampleCount: 7,
     maxBackgroundDetections: 0,
-    description: 'Promoted high-precision profile for demos or review sessions where fewer false positives matter more than recall.',
+    description: 'Legacy high-precision profile for review sessions where fewer false positives matter more than recall.',
     limitationMessage:
       'Default-approved after the split-background pure-empty gate passed; sparse-context detections remain review-only evidence.',
   },