Graph RAG Evolved: PathRAG (Relational Reasoning Paths)

The latest tech dev of RAG. Overcoming the limitations of vector RAG, GraphRAG showed significant improvements and LightRAG implemented an Index Graph (Knowledge Graph) to further improve the overall performance.

The latest stage of RAG dev is now PathRAG, dev by Beijing University. A detailed explanation of the Graph RAG models with detailed explanation of the inner workings of PathRAG - with their code implementation (GitHub).

All rights w/ authors:

"PathRAG: Pruning Graph-based Retrieval Augmented Generation with

Relational Paths"

Boyu Chen1, Zirui Guo1,2, Zidan Yang1,3, Yuluo Chen1, Junze Chen1,

Zhenghao Liu3, Chuan Shi1, Cheng Yang1

1 Beijing University of Posts and Telecommunications

2 University of Hong Kong, 3 Northeastern University

#reasoning

#airesearch

#graph

#knowledgegraphs

#aiagents