return result as it is

model.py

@@ -101,7 +101,8 @@ def decode_online_recognizer(
         recognizer.decode_stream(s)
 
     text = recognizer.get_result(s).text
-    return text.strip().lower()
+    #  return text.strip().lower()
+    return text.strip()
 
 
 def decode_offline_recognizer_sherpa_onnx(
@@ -113,7 +114,8 @@ def decode_offline_recognizer_sherpa_onnx(
     s.accept_waveform(sample_rate, samples)
     recognizer.decode_stream(s)
 
-    return s.result.text.lower()
+    #  return s.result.text.lower()
+    return s.result.text
 
 
 def decode_online_recognizer_sherpa_onnx(
@@ -131,7 +133,8 @@ def decode_online_recognizer_sherpa_onnx(
     while recognizer.is_ready(s):
         recognizer.decode_stream(s)
 
-    return recognizer.get_result(s).lower()
+    #  return recognizer.get_result(s).lower()
+    return recognizer.get_result(s)
 
 
 def decode(