diff --git a/README.md b/README.md
index c9d3332..afcf541 100644
--- a/README.md
+++ b/README.md
@@ -44,6 +44,15 @@ pip install madgrad
 python app.py --device cuda:0 --sam_model_type vit_h --port 12212
 ```
 
+## Citation
+If you find this work useful for your research or applications, please cite using this BibTeX:
+```bibtex
+@misc{gao2023track,
+    title = {}
+
+}
+```
+
 ## Acknowledgements
 
 The project is based on [Segment Anything](https://github.com/facebookresearch/segment-anything), [XMem](https://github.com/hkchengrex/XMem), and [E2FGVI](https://github.com/MCG-NKU/E2FGVI). Thanks for the authors for their efforts.
diff --git a/app.py b/app.py
index acf7df2..7330c7a 100644
--- a/app.py
+++ b/app.py
@@ -97,6 +97,8 @@ def get_frames_from_video(video_input, video_state):
                         gr.update(visible=True), gr.update(visible=True), \
                         gr.update(visible=True)
 
+def run_example(example):
+    return video_input
 # get the select frame from gradio slider
 def select_template(image_selection_slider, video_state, interactive_state):
 
@@ -109,11 +111,14 @@ def select_template(image_selection_slider, video_state, interactive_state):
     model.samcontroler.sam_controler.reset_image()
     model.samcontroler.sam_controler.set_image(video_state["origin_images"][image_selection_slider])
 
-    # # clear multi mask
-    # interactive_state["multi_mask"] = {"masks":[], "mask_names":[]}
+    # update the masks when select a new template frame
+    # if video_state["masks"][image_selection_slider] is not None:
+        # video_state["painted_images"][image_selection_slider] = mask_painter(video_state["origin_images"][image_selection_slider], video_state["masks"][image_selection_slider])
+
 
     return video_state["painted_images"][image_selection_slider], video_state, interactive_state
 
+# set the tracking end frame
 def get_end_number(track_pause_number_slider, interactive_state):
     interactive_state["track_end_number"] = track_pause_number_slider
     return interactive_state
@@ -446,7 +451,18 @@ with gr.Blocks() as iface:
         fn = clear_click,
         inputs = [video_state, click_state,],
         outputs = [template_frame,click_state],
-
+    )
+    # set example
+    gr.Markdown("##  Examples")
+    gr.Examples(
+        examples=[os.path.join(os.path.dirname(__file__), "./test_sample/", test_sample) for test_sample in ["test-sample8.mp4","test-sample4.mp4", \
+                                                                                                             "test-sample2.mp4","test-sample13.mp4"]],
+        fn=run_example,
+        inputs=[
+            video_input
+        ],
+        outputs=[video_input],
+        # cache_examples=True,
     ) 
 iface.queue(concurrency_count=1)
 iface.launch(debug=True, enable_queue=True, server_port=args.port, server_name="0.0.0.0")
diff --git a/test_sample/test-sample13.mp4 b/test_sample/test-sample13.mp4
new file mode 100644
index 0000000..04aa0df
Binary files /dev/null and b/test_sample/test-sample13.mp4 differ
diff --git a/test_sample/test-sample2.mp4 b/test_sample/test-sample2.mp4
new file mode 100644
index 0000000..cf6c1b1
Binary files /dev/null and b/test_sample/test-sample2.mp4 differ
diff --git a/test_sample/test-sample4.mp4 b/test_sample/test-sample4.mp4
new file mode 100644
index 0000000..848988d
Binary files /dev/null and b/test_sample/test-sample4.mp4 differ
diff --git a/test_sample/test-sample8.mp4 b/test_sample/test-sample8.mp4
new file mode 100644
index 0000000..15f05e1
Binary files /dev/null and b/test_sample/test-sample8.mp4 differ
diff --git a/track_anything.py b/track_anything.py
index ab6c1f5..77d3436 100644
--- a/track_anything.py
+++ b/track_anything.py
@@ -12,9 +12,7 @@ class TrackingAnything():
     def __init__(self, sam_checkpoint, xmem_checkpoint, args):
         self.args = args
         self.samcontroler = SamControler(sam_checkpoint, args.sam_model_type, args.device)
-        self.xmem = BaseTracker(xmem_checkpoint, device=args.device)
-    
-   
+        self.xmem = BaseTracker(xmem_checkpoint, device=args.device) 
     # def inference_step(self, first_flag: bool, interact_flag: bool, image: np.ndarray, 
     #                    same_image_flag: bool, points:np.ndarray, labels: np.ndarray, logits: np.ndarray=None, multimask=True):
     #     if first_flag:
@@ -63,7 +61,7 @@ def parse_augment():
     parser.add_argument('--sam_model_type', type=str, default="vit_h")
     parser.add_argument('--port', type=int, default=6080, help="only useful when running gradio applications")  
     parser.add_argument('--debug', action="store_true")
-    parser.add_argument('--mask_save', default=True)
+    parser.add_argument('--mask_save', default=False)
     args = parser.parse_args()
 
     if args.debug: