Update README.md

Revise get started example.

README.md

@@ -144,7 +144,7 @@ MODEL_PATH = "bosonai/higgs-audio-v2-generation-3B-base"
 AUDIO_TOKENIZER_PATH = "bosonai/higgs-audio-v2-tokenizer"
 
 system_prompt = (
-    "Generate audio following instruction.\n\n<|scene_desc_start|>\nSPEAKER0: british accent\n<|scene_desc_end|>"
+    "Generate audio following instruction.\n\n<|scene_desc_start|>\nAudio is recorded from a quiet room.\n<|scene_desc_end|>"
 )
 
 messages = [
@@ -164,7 +164,9 @@ serve_engine = HiggsAudioServeEngine(MODEL_PATH, AUDIO_TOKENIZER_PATH, device=de
 output: HiggsAudioResponse = serve_engine.generate(
     chat_ml_sample=ChatMLSample(messages=messages),
     max_new_tokens=1024,
-    temperature=1.0,
+    temperature=0.3,
+    ras_win_len=7,
+    ras_win_max_num_repeat=2,
     top_p=0.95,
     top_k=50,
     stop_strings=["<|end_of_text|>", "<|eot_id|>"],