diff --git a/modelscope/models/cv/realtime_object_detection/realtime_detector.py b/modelscope/models/cv/realtime_object_detection/realtime_detector.py
index b147f769..2b4b3f8c 100644
--- a/modelscope/models/cv/realtime_object_detection/realtime_detector.py
+++ b/modelscope/models/cv/realtime_object_detection/realtime_detector.py
@@ -1,3 +1,4 @@
+# Copyright (c) Alibaba, Inc. and its affiliates.
 import argparse
 import logging as logger
 import os
@@ -48,6 +49,7 @@ class RealtimeDetector(TorchModel):
         self.nmsthre = self.exp.nmsthre
         self.test_size = self.exp.test_size
         self.preproc = ValTransform(legacy=False)
+        self.label_mapping = self.config['labels']
 
     def inference(self, img):
         with torch.no_grad():
@@ -81,5 +83,8 @@ class RealtimeDetector(TorchModel):
             bboxes = outputs[0][:, 0:4].cpu().numpy() / self.ratio
             scores = outputs[0][:, 5].cpu().numpy()
             labels = outputs[0][:, 6].cpu().int().numpy()
+            pred_label_names = []
+            for lab in labels:
+                pred_label_names.append(self.label_mapping[lab])
 
-        return bboxes, scores, labels
+        return bboxes, scores, pred_label_names
diff --git a/modelscope/models/cv/realtime_object_detection/yolox/exp/default/yolox_nano.py b/modelscope/models/cv/realtime_object_detection/yolox/exp/default/yolox_nano.py
index 330eef16..7bada485 100644
--- a/modelscope/models/cv/realtime_object_detection/yolox/exp/default/yolox_nano.py
+++ b/modelscope/models/cv/realtime_object_detection/yolox/exp/default/yolox_nano.py
@@ -42,5 +42,6 @@ class YoloXNanoExp(YoloXExp):
                 act=self.act,
                 depthwise=True)
             self.model = YOLOX(backbone, head)
-
+        self.model.apply(init_yolo)
+        self.model.head.initialize_biases(1e-2)
         return self.model
diff --git a/modelscope/pipelines/cv/realtime_object_detection_pipeline.py b/modelscope/pipelines/cv/realtime_object_detection_pipeline.py
index 629720d1..9f558f88 100644
--- a/modelscope/pipelines/cv/realtime_object_detection_pipeline.py
+++ b/modelscope/pipelines/cv/realtime_object_detection_pipeline.py
@@ -1,3 +1,4 @@
+# Copyright (c) Alibaba, Inc. and its affiliates.
 import os.path as osp
 from typing import Any, Dict, List, Union