v03 update

app.py

@@ -219,6 +219,7 @@ def yolo_det(img, device, model_name, inference_size, conf, iou, max_num, model_
             id = int(i) # instance ID
             obj_cls_index = int(result[i][5]) # category index
             obj_cls = model_cls_name_cp[obj_cls_index] # category
+            cls_det_stat.append(obj_cls)
 
             # ------------ border coordinates ------------
             x0 = float(result[i][:4].tolist()[0])