[VLSP 2025] ViDRILL is a Vietnamese document retrieval system for VLSP 2025. It combines dense and sparse retrieval, reranking, and optional LLM-based query rewriting and reasoning to support high-accuracy information retrieval and future LLM-enhanced pipelines.

Implementation query expansion in semantic meta-search engine. The resulting expansion system is called Wiki-MetaSemantik.

It shows an advanced RAG with Reflection where LangGraph is used for workflow management.

唐诗三百首RAG检索增强生成

An open-source PoC of a 3-stage pipeline for medical semantic search, evaluated on the TREC-CDS 2016 dataset.

ISWC'21 Post & Demo, A DBpedia-based Benchmark for Ontology-mediated Query Answering

Combining Query Rewriting (PerfectRef) and Knowledge Graph Embeddings with Complex Query Answering