diff --git a/modelscope/models/cv/video_single_object_tracking/config/ostrack.py b/modelscope/models/cv/video_single_object_tracking/config/ostrack.py
index 772813cf..8be07928 100644
--- a/modelscope/models/cv/video_single_object_tracking/config/ostrack.py
+++ b/modelscope/models/cv/video_single_object_tracking/config/ostrack.py
@@ -1,5 +1,4 @@
-# The implementation is also open-sourced by the authors as OSTrack, and is available publicly on
-# https://github.com/botaoye/OSTrack/
+# The implementation is based on OSTrack, available at https://github.com/botaoye/OSTrack/
 from easydict import EasyDict as edict
 
 cfg = edict()
diff --git a/modelscope/models/cv/video_single_object_tracking/models/layers/attn.py b/modelscope/models/cv/video_single_object_tracking/models/layers/attn.py
index 158d88aa..00eb7e1c 100644
--- a/modelscope/models/cv/video_single_object_tracking/models/layers/attn.py
+++ b/modelscope/models/cv/video_single_object_tracking/models/layers/attn.py
@@ -1,5 +1,4 @@
-# The implementation is also open-sourced by the authors as OSTrack, and is available publicly on
-# https://github.com/botaoye/OSTrack/
+# The implementation is based on OSTrack, available at https://github.com/botaoye/OSTrack/
 import torch.nn as nn
 
 
diff --git a/modelscope/models/cv/video_single_object_tracking/models/layers/attn_blocks.py b/modelscope/models/cv/video_single_object_tracking/models/layers/attn_blocks.py
index 45706f71..3505d5e1 100644
--- a/modelscope/models/cv/video_single_object_tracking/models/layers/attn_blocks.py
+++ b/modelscope/models/cv/video_single_object_tracking/models/layers/attn_blocks.py
@@ -1,5 +1,4 @@
-# The implementation is also open-sourced by the authors as OSTrack, and is available publicly on
-# https://github.com/botaoye/OSTrack/
+# The implementation is based on OSTrack, available at https://github.com/botaoye/OSTrack/
 import math
 
 import torch
diff --git a/modelscope/models/cv/video_single_object_tracking/models/layers/head.py b/modelscope/models/cv/video_single_object_tracking/models/layers/head.py
index e64b68d7..77706dbc 100644
--- a/modelscope/models/cv/video_single_object_tracking/models/layers/head.py
+++ b/modelscope/models/cv/video_single_object_tracking/models/layers/head.py
@@ -1,5 +1,4 @@
-# The implementation is also open-sourced by the authors as OSTrack, and is available publicly on
-# https://github.com/botaoye/OSTrack/
+# The implementation is based on OSTrack, available at https://github.com/botaoye/OSTrack/
 import torch
 import torch.nn as nn
 
diff --git a/modelscope/models/cv/video_single_object_tracking/models/layers/patch_embed.py b/modelscope/models/cv/video_single_object_tracking/models/layers/patch_embed.py
index 0e623505..b1099fdf 100644
--- a/modelscope/models/cv/video_single_object_tracking/models/layers/patch_embed.py
+++ b/modelscope/models/cv/video_single_object_tracking/models/layers/patch_embed.py
@@ -1,5 +1,4 @@
-# The implementation is also open-sourced by the authors as OSTrack, and is available publicly on
-# https://github.com/botaoye/OSTrack/
+# The implementation is based on OSTrack, available at https://github.com/botaoye/OSTrack/
 import torch.nn as nn
 from timm.models.layers import to_2tuple
 
diff --git a/modelscope/models/cv/video_single_object_tracking/models/ostrack/base_backbone.py b/modelscope/models/cv/video_single_object_tracking/models/ostrack/base_backbone.py
index e2d2f80f..de3a7b83 100644
--- a/modelscope/models/cv/video_single_object_tracking/models/ostrack/base_backbone.py
+++ b/modelscope/models/cv/video_single_object_tracking/models/ostrack/base_backbone.py
@@ -1,5 +1,4 @@
-# The implementation is also open-sourced by the authors as OSTrack, and is available publicly on
-# https://github.com/botaoye/OSTrack/
+# The implementation is based on OSTrack, available at https://github.com/botaoye/OSTrack/
 import torch.nn as nn
 from timm.models.layers import to_2tuple
 
diff --git a/modelscope/models/cv/video_single_object_tracking/models/ostrack/ostrack.py b/modelscope/models/cv/video_single_object_tracking/models/ostrack/ostrack.py
index 977e936d..40ed54f1 100644
--- a/modelscope/models/cv/video_single_object_tracking/models/ostrack/ostrack.py
+++ b/modelscope/models/cv/video_single_object_tracking/models/ostrack/ostrack.py
@@ -1,5 +1,4 @@
-# The implementation is also open-sourced by the authors as OSTrack, and is available publicly on
-# https://github.com/botaoye/OSTrack/
+# The implementation is based on OSTrack, available at https://github.com/botaoye/OSTrack/
 import torch
 from torch import nn
 
diff --git a/modelscope/models/cv/video_single_object_tracking/models/ostrack/utils.py b/modelscope/models/cv/video_single_object_tracking/models/ostrack/utils.py
index a49fa50c..e1130069 100644
--- a/modelscope/models/cv/video_single_object_tracking/models/ostrack/utils.py
+++ b/modelscope/models/cv/video_single_object_tracking/models/ostrack/utils.py
@@ -1,5 +1,4 @@
-# The implementation is also open-sourced by the authors as OSTrack, and is available publicly on
-# https://github.com/botaoye/OSTrack/
+# The implementation is based on OSTrack, available at https://github.com/botaoye/OSTrack/
 import torch
 
 
diff --git a/modelscope/models/cv/video_single_object_tracking/models/ostrack/vit_ce.py b/modelscope/models/cv/video_single_object_tracking/models/ostrack/vit_ce.py
index cd393109..9f010332 100644
--- a/modelscope/models/cv/video_single_object_tracking/models/ostrack/vit_ce.py
+++ b/modelscope/models/cv/video_single_object_tracking/models/ostrack/vit_ce.py
@@ -1,5 +1,4 @@
-# The implementation is also open-sourced by the authors as OSTrack, and is available publicly on
-# https://github.com/botaoye/OSTrack/
+# The implementation is based on OSTrack, available at https://github.com/botaoye/OSTrack/
 from functools import partial
 
 import torch
diff --git a/modelscope/models/cv/video_single_object_tracking/tracker/ostrack.py b/modelscope/models/cv/video_single_object_tracking/tracker/ostrack.py
index 3eff252a..02f4c79e 100644
--- a/modelscope/models/cv/video_single_object_tracking/tracker/ostrack.py
+++ b/modelscope/models/cv/video_single_object_tracking/tracker/ostrack.py
@@ -1,5 +1,4 @@
-# The implementation is also open-sourced by the authors as OSTrack, and is available publicly on
-# https://github.com/botaoye/OSTrack/
+# The implementation is based on OSTrack, available at https://github.com/botaoye/OSTrack/
 import torch
 
 from modelscope.models.cv.video_single_object_tracking.config.ostrack import \
diff --git a/modelscope/models/cv/video_single_object_tracking/utils/utils.py b/modelscope/models/cv/video_single_object_tracking/utils/utils.py
index 31dd57ff..51911957 100644
--- a/modelscope/models/cv/video_single_object_tracking/utils/utils.py
+++ b/modelscope/models/cv/video_single_object_tracking/utils/utils.py
@@ -1,5 +1,4 @@
-# The implementation is also open-sourced by the authors as OSTrack, and is available publicly on
-# https://github.com/botaoye/OSTrack/
+# The implementation is based on OSTrack, available at https://github.com/botaoye/OSTrack/
 import math
 from typing import Optional