Update app.py

app.py

@@ -119,8 +119,13 @@ def predict_brain_age(nifti_file, actual_age, sex):
 # 🔹 Gradio Interface Setup
 with gr.Blocks() as demo:
     gr.Markdown("""
-    # 🧠 Brain Age Prediction with MedNeXt
-    Upload an MRI scan (.nii.gz), enter your age and sex, and get a brain age prediction.
+    # 🧠 Brain Age Prediction with BrainAgeNeXt
+    Upload a preprocessed T1w MRI scan (.nii.gz), enter the age and sex, and get a brain age prediction.
+
+    The following preprocessing are required.
+    1. Skull-stripping using [SynthStrip](https://surfer.nmr.mgh.harvard.edu/docs/synthstrip/) with the `--no-csf` flag for optimal results.
+    2. N4 bias field correction using [ANTs] (https://github.com/ANTsX/ANTs/wiki/N4BiasFieldCorrection).
+    3. Affine registration to the MNI 1mm isotropic template space. 
     """)
 
     with gr.Row():