Update app.py

app.py

@@ -304,7 +304,7 @@ with gr.Blocks(title = "Hello",
     with gr.Row():
         with gr.Column(scale=2):
             gr.HTML("""<div style="font-family:'Times New Roman', 'Serif'; font-size:20pt; font-weight:bold; text-align:center; color:white;">Cellpose-SAM for cellular 
-            segmentation <a style="color:#cfe7fe; font-size:14pt;" href="https://github.com/MouseLand/cellpose" target="_blank">[paper]</a> 
+            segmentation <a style="color:#cfe7fe; font-size:14pt;" href="https://www.biorxiv.org/content/10.1101/2025.04.28.651001v1" target="_blank">[paper]</a> 
             <a style="color:white; font-size:14pt;" href="https://github.com/MouseLand/cellpose" target="_blank">[github]</a>
             </div>""")
             gr.HTML("""<h4 style="color:white;">You may need to login/refresh for 5 minutes of free GPU compute per day (enough to process hundreds of images). </h4>""")