Update app.py

app.py

@@ -30,7 +30,10 @@ def search(image=None, query=None):
         image_embed = np.array(pipe.encode(image))
 
     if query is not None and image is not None:
-        embed = text_embed*(image_embed**0.2)
+        text_embed_normalized = text_embed / np.linalg.norm(text_embed)
+        image_embed_normalized = image_embed / np.linalg.norm(image_embed)
+        embed = text_embed_normalized + image_embed_normalized
+        embed = embed / np.linalg.norm(embed) # we renormalize
     elif image is not None:
         embed = image_embed
     else: