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Achievements

Achievement: Pair ExtraordinaireAchievement: Pull Sharkx2Achievement: YOLO

Achievements

Achievement: Pair ExtraordinaireAchievement: Pull Sharkx2Achievement: YOLO

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PuxHocDL/README.md

Nguyễn Xuân Phúc

AI Researcher & Engineer · University of Information Technology (UIT) · Thu Duc City, Ho Chi Minh City, Vietnam

Research Interests

  • Large Language Models
  • Retrieval-Augmented Generation
  • Multi-Agent Systems
  • NeuroEvolution
  • Entity Extraction
  • Information Retrieval
  • Natural Language Processing

Selected Projects

UIT-TiFo — Academic Advising RAG Chatbot

LlamaIndex · FastAPI · ChromaDB

Built a Retrieval-Augmented Generation chatbot for academic advising with contextual retrieval and domain-aware filtering to reduce hallucinations on institutional documents.

E-Commerce Recommendation System

CatBoost · EASE · YetiRank

Designed a two-stage recommendation system for baby products, achieving Precision@10 = 10.10% through hybrid exploration and repurchase modeling.

Honors

  • 1st Place — QIAS 2025 Shared Task: Islamic Knowledge Assessment
  • 2nd Place — QIAS 2025 Shared Task: Islamic Inheritance Reasoning
  • 3rd Place — CRAC 2025 Shared Task (EMNLP)
  • Silver Medal — National Student Olympiad 2024 (Algebra)
  • Honorable Mention — National Student Olympiad 2025 (Algebra & Calculus)

Tech Stack

Languages

Python C++ SQL

Machine Learning

PyTorch Transformers Scikit-Learn CatBoost

LLM & RAG

LangChain LlamaIndex ChromaDB FAISS

Backend & Deployment

FastAPI Docker PostgreSQL Google Cloud

Contact

"Research is turning curiosity into reproducible knowledge."

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