通过 Llamaindex 创建 RAG 应用,这段代码有哪些问题?python
query_engine = index.as_query_engine(
similarity_top_k=3,
streaming=True,
node_postprocessors=[
DepthScopeRank(top_n=8, model="gte-rerank"),
SimilarityPostprocessor(similarity_cutoff=1)]
)
response = query_engine.retrieve("需求分析使用的工具是什么?")
response.print_response_stream()