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lf-bf/README.md

Hi, I'm Luiz

I'm a Computer Science student at PUCPR and MLops Engineer, focused on building end-to-end AI solutions — from research and modeling to production deployment.

Currently working on medical imaging, LLM agents, and predictive maintenance systems.


Tech Stack

stack = {
    "ml_frameworks": ["TensorFlow", "PyTorch", "Scikit-learn"],
    "computer_vision": ["ViT", "Autoencoders", "CNN", "GNN"],
    "llm_genai":       ["RAG", "Fine-Tuning", "LangChain", "Agents", "LSTM"],
    "time_series":     ["Signal Processing", "Harmonic Analysis"],
    "web":             ["Node.js", "React", "Next.js", "TypeScript"],
    "infra":           ["PostgreSQL", "Docker", "GCP", "Git"],
    "language":        "Python (main)",
}

Research & Projects

Federated Learning for Kidney Stone Detection · IEEE SMC 2025 — Vienna Cross-domain medical imaging with privacy-preserving training (HIPAA). Published and presented internationally.

Unsupervised Autoencoders — Cross-Domain Generalization · PIBIC 2024–2025 STL model optimization for kidney stone detection. Accuracy improved from 40% → 73% on unseen datasets.

Vision Transformers in Digital Pathology · PIBIC 2025–Present Evaluating foundational ViT models for tumor classification and leprosy categorization in histopathology.

End-to-End Marketing Automation AI · Renault Transformation Day 2025 — 1st place Technical lead. Full automation pipeline: creative generation, publishing, and predictive KPI analysis.


Awards

  • 1st place — Renault Transformation Day 2025
  • Innovation Prize — Government of Paraná (OAB legal aid automation project)
  • International publication — IEEE SMC 2025, Vienna

Education

B.Sc. Computer Science · PUCPR · Expected Dec 2027


Contact

LinkedIn · Lattes · lf.fonseca.0808@gmail.com

Pinned Loading

  1. Face-Detection-Project Face-Detection-Project Public

    This project involves a Face Detection that I did using Pytorch and Deep Neural Network Architectures such as CNN

    Jupyter Notebook

  2. Apple-Tree-Game Apple-Tree-Game Public

    A word guessing game developed using Swift, designed for iPad.

    Swift

  3. Face-Detection-2 Face-Detection-2 Public

    After creating a base model like in the previous repo, this one continues the first Face Detection Project

    Jupyter Notebook