Update app.py

app.py

@@ -860,7 +860,7 @@ class EnhancedDipperHumanizer:
         
         return text.strip()
     
-    def paraphrase_with_dipper(self, text, lex_diversity=70, order_diversity=20):
+    def paraphrase_with_dipper(self, text, lex_diversity=80, order_diversity=20):
         """Paraphrase text using Dipper model with sentence-level processing"""
         if not text or len(text.strip()) < 3:
             return text