@article{litesemraglightweightllmfreesemanticawar,
  title = {LiteSemRAG: Lightweight LLM-Free Semantic-Aware Graph Retrieval for Robust RAG},
  author = {Xiao Yue and Guangzhi Qu and Lige Gan},
  year = {2026},
  eprint = {2604.16350},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2604.16350},
}