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LangGraph 프레임워크를 활용한 GraphRAG 파이프라인 구성 Sample

🧩 소개 : LangGraph를 활용하여 RAG 파이프라인을 실행 그래프 형태로 구성하고 추론을 수행함. (Knowledge Graph 기반 GraphRAG은 아님)

🧩 RAG Pipeline Configuration

  • Serving: Ollama
  • Model: Mistral (via Ollama runtime)
  • Embedding Model: all-MiniLM-L6-v2 (SentenceTransformers)
  • Vector Store: FAISS
  • Framework: LangGraph + LangChain
  • Pipeline Type: Execution Graph-based RAG

🧩 Install

  1. conda create -n graphrag python=3.10
  2. conda activate langgraph_graphrag
  3. pip install -r requirements.txt
  4. ollama pull mistral
  5. ollama serve > /dev/null 2>&1 &
  6. ps aux | grep ollama # 서비스 확인
  7. nohup ollama run mistral > /dev/null 2>&1 &
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LangGraph 기반의 GraphRAG demo

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