Skip to content
View polloncarlos's full-sized avatar

Block or report polloncarlos

Block user

Prevent this user from interacting with your repositories and sending you notifications. Learn more about blocking users.

You must be logged in to block users.

Maximum 250 characters. Please don't include any personal information such as legal names or email addresses. Markdown supported. This note will be visible to only you.
Report abuse

Contact GitHub support about this user’s behavior. Learn more about reporting abuse.

Report abuse
polloncarlos/README.md

👋 Olá, eu sou o Carlos Pollon

🚀 Projetos em Destaque

📦 Rossmann Sales Forecast

Projeto end-to-end de Ciência de Dados para previsão de vendas das lojas Rossmann, utilizando um modelo XGBoost, desde a análise exploratória até o deploy em produção via API.

🔹 Destaques:

  • Regressão em séries temporais
  • Feature engineering
  • Modelo XGBoost
  • API em Flask para inferência em tempo real
  • Integração com bot no Telegram

🔗 Repositório:
https://github.com/polloncarlos/rossmann_sales_predict

🏥 Health Insurance Cross-Sell Ranking

Projeto end-to-end de Machine Learning para ranquear clientes por propensão à compra de seguro veicular, maximizando uplift de negócio com métricas como Gain, Lift e Precision@K.

🔹 Destaques:

  • Classificação binária e ranking
  • Modelos Random Forest e XGBoost
  • Métricas: Gain, Lift, Precision@K, NDCG
  • Estimativa de uplift financeiro
  • API em Flask + integração com Google Sheets

🔗 Repositório:
https://github.com/polloncarlos/health_insurance_ranking

🧠 Tech Stack

Pinned Loading

  1. curry_company curry_company Public

    Interactive dashboard built with Streamlit to analyze sales and product data from a fictional food company. Includes insights by time, product category, and sales channel to support strategic decis…

    Python

  2. ensaio_machine_learning ensaio_machine_learning Public

    Projetos de classificação, regressão e clusterização — fundamentos de Machine Learning.

    Jupyter Notebook

  3. health_insurance_ranking health_insurance_ranking Public

    Machine learning solution for identifying high-propensity customers for vehicle insurance cross-sell. The project covers the full data science lifecycle and translates model performance into busine…

    Jupyter Notebook

  4. rossmann_sales_predict rossmann_sales_predict Public

    End-to-end Rossmann sales forecasting (CRISP-DM). Advanced feature engineering with Boruta + ExtraTrees and Optuna-tuned XGBoost. Model optimized under real production memory constraints (512 MB), …

    Jupyter Notebook

  5. zomato_restaurant zomato_restaurant Public

    An interactive dashboard built with Streamlit to explore Zomato’s global restaurant data. Includes insights by location, country, city, and cuisine type, based on public data from Kaggle.

    Python