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sidnei-almeida/README.md

👋 Hello, I'm Sidnei Almeida!

Python TensorFlow PyTorch Streamlit OpenCV

🎓 Student of Business Management & Data Science
🔍 Passionate about public data, Machine Learning, and applied analysis
💻 Currently studying predictive modeling, NLP, and Streamlit development

GitHub LinkedIn Portfolio Email


📊 GitHub Statistics

GitHub Stats Most Used Languages


🧠 Tech Stack & Skills

Machine Learning & Deep Learning

Scikit-learn XGBoost TensorFlow Keras PyTorch

Computer Vision & Object Detection

YOLO OpenCV VGG16

Data Analysis & Visualization

Pandas NumPy Matplotlib Seaborn Plotly

Natural Language Processing (NLP)

NLTK spaCy

Web Development

Streamlit FastAPI HTML5 CSS3

Tools & Others

Git Jupyter LaTeX


🚀 Featured Projects

🔍 Computer Vision & Object Detection

🐕 DogBreed Vision - YOLO Canine Breed Recognition
  • 🎯 120 breeds detected with YOLOv8n architecture
  • 📊 84.3% mAP50-95, 80.6% Precision, 76.3% Recall
  • 🖥️ Premium dark interface with Streamlit
  • 📈 Interactive training metrics and visualizations

🔗 View Repository

🚗 Brazilian License Plate Recognition System
  • 🇧🇷 ALPR system for Brazilian and Mercosul plates
  • 🎯 99.69% Precision, 99.19% Recall, 99.5% mAP@50
  • 📸 Back camera input for real-time detection
  • 📊 Advanced visualizations with performance analysis

🔗 View Repository

🚦 Road Sign Detection with YOLO
  • ⚠️ Traffic sign detection (Traffic Light, Stop, Speed Limit, Crosswalk)
  • 📷 Multiple input methods: camera, upload, examples
  • 📊 Training metrics visualization
  • 🎨 Premium dark theme with cyan/purple palette

🔗 View Repository

🤖 Facial Emotion Classifier - VGG16 Transfer Learning
  • 😄 72.0% accuracy recognizing 7 emotions (Anger, Disgust, Fear, Happiness, Neutral, Sadness, Surprise)
  • 🧠 VGG16 fine-tuning with ImageNet pre-training
  • 👤 Real-time face detection with Haar Cascade
  • 🎨 Interactive dashboard with Streamlit

🔗 View Repository | Live Demo


🤖 Machine Learning & Predictive Models

📈 Business Growth Potential Analysis
  • 🧠 Random Forest classifier for business growth prediction
  • 🌍 Multi-country financial and macroeconomic data analysis
  • 📊 Interactive visualizations (Geographic Analysis, Financial Trends, Correlations)
  • 🔮 Individual, form-based, and batch predictions

🔗 View Repository

⚙️ SECOM Failure Prediction - Autoencoder Anomaly Detection
  • 🧠 Neural Network Autoencoder architecture (558→32→558 bottleneck)
  • 🎯 35.6% Recall, 44.6% Precision for anomaly detection
  • 📊 Semiconductor manufacturing failure prediction
  • 🎨 Premium dark design with industrial/fire palette

🔗 View Repository


🌐 Data Processing & NLP

📊 Universal Data Translator
  • 🔄 Multi-format data translation (CSV, Excel, SQLite)
  • 🖥️ Professional desktop application with CustomTkinter
  • 💻 Clean minimal interface with dark theme
  • ⚡ Batch processing with memory optimization

🔗 View Repository

📌 Legislative Monitoring Project (In Progress)
  • 🇧🇷 Brazilian parliament proposal analysis and classification
  • 📥 Data collection from Brazilian Chamber of Deputies API
  • 🔤 NLP-based theme and political bias classification
  • 📊 Interactive dashboard for data exploration

🚧 Project in active development


📚 Currently Learning

  • 📈 Advanced Machine Learning techniques and hyperparameter tuning
  • 🧪 Cross-validation and model evaluation (ROC-AUC, F1-score)
  • 📄 Scientific project structuring with LaTeX
  • 🌍 Economic analysis of companies using macroeconomic data
  • 🧠 Deep Learning architectures and optimization strategies

📊 GitHub Activity

Snake animation


📫 Connect With Me

GitHub LinkedIn Portfolio Email


💡 Random Dev Quote

"Code is like humor. When you have to explain it, it's bad."
— Cory House


If you find my projects interesting, feel free to star them!

Let's connect and collaborate on exciting data science and AI projects! 🚀

From Caxias do Sul, Brazil 🇧🇷 with ❤️ and lots of ☕

Popular repositories Loading

  1. sidnei-almeida.github.io sidnei-almeida.github.io Public

    Portfólio Profissional – Sidnei Almeida

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  2. potencial_empresarial potencial_empresarial Public

    Este repositório contém um projeto de Ciência de Dados que aplica técnicas de aprendizado de máquina para prever o potencial de crescimento de empresas no continente americano. A análise combina da…

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  3. monitoramento_sulamericano monitoramento_sulamericano Public

    Coleta automatizada de dados macroeconômicos (PIB, inflação, desemprego etc.) de países sul-americanos utilizando a API do World Bank, com foco em análise temporal e consolidação de indicadores eco…

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  4. api_noticias api_noticias Public

    🌐 API FastAPI para Classificação de Notícias usando Machine Learning. Permite envio de texto ou URL, processamento via modelo treinado e resposta com rótulo predito.

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  5. sidnei-almeida sidnei-almeida Public

    Config files for my GitHub profile.

  6. cs2-valuation-api cs2-valuation-api Public

    Esta API foi desenvolvida para oferecer previsões de potencial de crescimento (PC) de empresas com base em dados financeiros e macroeconômicos, integrando técnicas modernas de machine learning e an…

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