azure Azure AI Services RAG Azure AI Language Document Intelligence gradio databricks llm 실습 API 실습 AI Services AI Foundry Vecotr Search SDK Rag Semantic Ranker Azure AI Search Rag 동작과정 Rag 사용법 Chain of Draft Incremental Query Case Breakdown AzureOpenAI PII Chain of Thought hybrid search aiagent Few-shot Vector Search Vector Store zero-shot Fileter Streamlit NER dataengineering BM25 Fine-tuning Euclidean distance rest api flask 데이터 모델링 chunking cosine similarity api key ChatBot 데이터모델링 COF Clu endpoint embedding Retrieval 프롬프트 nlp django Lab document SDK COD GENERATION Ai