Update app.py

app.py

@@ -140,7 +140,7 @@ with gr.Blocks(title="BPE Visualization Demo") as demo:
     with gr.Row():
         with gr.Column(scale=0.5):
             model_type = gr.Dropdown(
-                choices=["TokenFD_4096_English_seg", "TokenFD_2048_Bilingual_seg", "R50", "R50_siglip"],
+                choices=["TokenFD_4096_English_seg", "TokenFD_2048_Bilingual_seg"],
                 label="Select model type",
                 value="TokenFD_4096_English_seg"  # 设置默认值为第一个选项
             )