1

flutter_app/lib/detection/detection_result.dart

@@ -9,6 +9,9 @@ class DetectionResult {
   /// 轨迹已确认（多帧稳定/高分/活动确认），false = 候选，渲染为虚线
   final bool confirmed;
 
+  /// 类别索引：0 = 目标物种（红色框），>0 = suspect（黄色框）；-1 = 未知
+  final int classId;
+
   /// 产出该框的模型（数据集 id 与名称；无来源为 -1/空）
   final int modelId;
   final String modelName;
@@ -21,6 +24,7 @@ class DetectionResult {
     required this.right,
     required this.bottom,
     this.confirmed = true,
+    this.classId = -1,
     this.modelId = -1,
     this.modelName = '',
   });
@@ -46,6 +50,7 @@ class DetectionResult {
         right: right ?? this.right,
         bottom: bottom ?? this.bottom,
         confirmed: confirmed ?? this.confirmed,
+        classId: classId,
         modelId: modelId,
         modelName: modelName,
       );

flutter_app/lib/detection/detector_worker.dart

@@ -148,6 +148,7 @@ class DetectorWorker {
             bottom: v[5] as double,
             modelId: v.length > 6 ? (v[6] as num).toInt() : -1,
             modelName: v.length > 7 ? v[7] as String : '',
+            classId: v.length > 8 ? (v[8] as num).toInt() : -1,
           );
         }).toList();
         final motion = (list[5] as List)
@@ -421,6 +422,7 @@ Future<void> _workerMain(SendPort mainPort) async {
                       r.bottom,
                       r.modelId,
                       r.modelName,
+                      r.classId,
                     ])
                 .toList(),
             motionRegions

flutter_app/lib/detection/tflite_detector.dart

@@ -479,6 +479,7 @@ class TfliteDetector {
         top: (cy - h / 2).clamp(0.0, 1.0),
         right: (cx + w / 2).clamp(0.0, 1.0),
         bottom: (cy + h / 2).clamp(0.0, 1.0),
+        classId: bestCls,
         modelId: modelId,
         modelName: modelName,
       ));

flutter_app/lib/detection/visual_prior.dart

@@ -39,7 +39,8 @@ class VisualPrior {
     if (results.isEmpty || width <= 0 || height <= 0) return results;
     final kept = <DetectionResult>[];
     for (final r in results) {
-      final lowConfPheasant = r.label == 'pheasant' && r.score < maxScore;
+      final lowConfPheasant =
+          (r.classId == 0 || r.label == 'pheasant') && r.score < maxScore;
       if (lowConfPheasant &&
           _reject(r, planes, strides, width, height, isBgra, rgbaOrder)) {
         continue;