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hei1sme/README.md

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Portfolio Scholar LinkedIn


@@ Third-year AI Student @ FPT University | GPA: 8.62/10.0 @@
+ Published Researcher in Springer LNAI (Q2)
+ Founder of SpeedyLabX Research Group
! Seeking Research Internships & Collaboration Opportunities

πŸ‘‹ About Me

focus: "Building transparent, interpretable AI systems"
specialization:
  - Explainable AI (SHAP, Attention Mechanisms)
  - Multimodal Learning (Audio-Text-Vision)
  - Time-Series Forecasting (Transformers)
  - Speech Processing (Low-Resource ASR)

I'm an AI researcher passionate about making machine learning models more interpretable and trustworthy. As founder of SpeedyLabX, I lead a team of 10 undergraduate researchers exploring cutting-edge problems in explainability, multimodal fusion, and speech systems.


πŸ”¬ Featured Research

SmokeNet

Air Quality Forecasting

metrics = {
  "MAE": 0.7470,
  "RΒ²": 0.9545,
  "improvement": "35.9% vs XGBoost"
}

Transformer-based system with SHAP explainability for public health warnings

PyTorch Transformer SHAP XAI

Paper Q2

AJCAI 2025 β€’ First Author

MERR-GAT

Emotion Recognition

architecture = {
  "audio": "Wav2Vec2",
  "text": "RoBERTa",
  "fusion": "GATv2"
}

Graph-based multimodal fusion with intrinsic attention explainability

Wav2Vec2 RoBERTa GATv2 XAI

Status Code

IEMOCAP β€’ RAVDESS β€’ MELD

Vietnamese ASR

Speech Recognition

model = {
  "params": "5.4M",
  "data": "745 hours",
  "WER": "33.09%",
  "CER": "15.28%"
}

Parameter-efficient CNN-BiLSTM with CTC for Vietnamese speech

CNN BiLSTM CTC ASR

WER CER

Competitive vs Foundation Models


πŸ“ Publications

@inproceedings{le2025smokenet,
  title     = {Proactive Air Quality Forecasting and Health Alert System for Melbourne},
  author    = {Gia-Hung Nguyen Le and others},
  booktitle = {AI 2025: Advances in Artificial Intelligence},
  series    = {Lecture Notes in Artificial Intelligence (LNAI)},
  publisher = {Springer Nature Singapore},
  year      = {2025},
  note      = {Q2 (SJR 2024)}
}

πŸ“„ Full Paper β€’ First Author & Corresponding Author


🎯 Research & Skills

research_focus:
  time_series:
    - Transformer architectures
    - Environmental prediction
    - Chronological cross-validation
    
  multimodal_learning:
    - Audio-text fusion
    - Graph Neural Networks
    - Conversational AI
    
  explainable_ai:
    - SHAP interpretability
    - Attention mechanisms
    - Integrated Gradients
    
  speech_processing:
    - End-to-end ASR
    - Low-resource languages
    - CTC optimization
technical_stack:
  languages:
    - Python
    - SQL (PostgreSQL)
  
  frameworks:
    deep_learning: [PyTorch, TensorFlow, Keras]
    ml_tools: [Scikit-learn, Hugging Face, OpenCV]
    
  mlops:
    - Docker
    - Weights & Biases
    - Git
    - Linux
    - Streamlit
    
  data_science:
    - Pandas
    - NumPy
    - Matplotlib

πŸ› οΈ Tech Arsenal

Languages

Python SQL

Deep Learning

PyTorch TensorFlow

ML Ecosystem

HuggingFace scikit-learn

MLOps & Tools

Docker Weights & Biases


πŸ“Š GitHub Activity

GitHub Streak GitHub Stats



Activity Graph

πŸ† Achievements & Leadership

🎯 Achievement πŸ“… Year πŸ”— Details
Published in Springer LNAI 2025 First-author paper at AJCAI (Q2)
Founded SpeedyLabX 2024 Research group of 10+ undergraduates
Certificate of Merit 2024-25 Honorable Student (Semesters 3, 4, 5)
Vietnamese ASR Breakthrough 2025 33.09% WER on 745-hour corpus
IBM Data Science Certifications 2024 Professional Certificate track

πŸ‘₯ SpeedyLabX Leadership

const speedyLabX = {
  role: "Founder & Student Lead",
  established: 2025,
  team_size: "10+ undergraduate researchers",
  
  activities: [
    "Weekly technical workshops and paper reading groups",
    "End-to-end publication workflow management",
    "Mentoring on deep learning & research methodology",
    "Successfully guided first AJCAI-accepted paper"
  ],
  
  focus_areas: [
    "Explainable AI",
    "Multimodal Learning", 
    "Speech & NLP",
    "Time-Series Forecasting"
  ]
}


πŸ’Ό Open to Opportunities

! Actively seeking Research Internships & Collaborations in:
+ Explainable AI & Interpretable Machine Learning
+ Multimodal Learning (Audio-Visual-Text)
+ Speech & Natural Language Processing
+ Time-Series Forecasting & Graph Neural Networks

πŸ“« Let's Connect!

Email SpeedyLabX Portfolio


Academic Profiles

ORCID Google Scholar Scopus Web of Science


Profile Views


FPT University β€’ Ho Chi Minh City, Vietnam πŸ‡»πŸ‡³

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  1. SpeedyLabX/melbourne-air-quality-forecast SpeedyLabX/melbourne-air-quality-forecast Public

    A Proactive Air Quality Forecasting and Health Alert System for Melbourne. This project fuses multimodal data (satellite, social media, sensors) and leverages advanced ML/AI models (Transformer, XA…

    Jupyter Notebook

  2. SpeedyLabX/ser-conformer-gat-xai SpeedyLabX/ser-conformer-gat-xai Public

    Multimodal SER with Compact Conformer (audio) + BERT/RoBERTa (text) + GAT fusion, with XAI visualizations (attention/shap). Target datasets: IEMOCAP (train/eval), RAVDESS/MELD (generalization).

    Python

  3. aura-app aura-app Public

    Your Intelligent Wellness Companion.

    Python

  4. hei-portfolio hei-portfolio Public

    ✨ Personal portfolio website built with Next.js, TypeScript, and Tailwind CSS to showcase Le Nguyen Gia Hung’s profile, skills, projects, and contact info with smooth animations and responsive design.

    TypeScript

  5. git-github-book git-github-book Public

    Comprehensive guide on using Git & GitHub for professional software development and teamwork.

  6. linkedin-auto-connect linkedin-auto-connect Public

    Browser extension that automates LinkedIn connection requests directly from search results and recommendations. Built for Chromium-based browsers with a lightweight setup and intuitive interface.

    JavaScript