Author

Dat Tien Nguyen

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#natural language process... Preprint Sep 2026

ViLegalExpert: A Large-Scale Benchmark for Vietnamese Legal Retrieval and Question Answering from Real-World Consultations

Trustworthy Legal AI requires systems that can answer legal questions while grounding their responses in authoritative sources. However, existing Vietnamese legal benchmarks provide limited coverage of real-world legal consultations. We introduce \textbf{ViLegalExpert}, a large-scale benchmark constructed from authenti...

Dat Tien Nguyen, Nghia Hieu Nguyen, A. Nguyen et al. · 0 citations

Conference Aug 2026

From CSV to Fraud Graphs: An Automated LLM-Guided Pipeline for Graph-Based Fraud Detection and Querying

Graph-based fraud detection can capture relational dependencies among suspicious transactions, but constructing graph representations from raw CSV files and querying the resulting graph database still require substantial schema engineering. We propose an end-to-end framework that uses a small language model (SLM) to in...

Dat Tien Nguyen, Linh Nguyen Duy Vu, N. M. Nguyen et al. · International Conference on... · 0 citations