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Hi there, I'm Rafael - Master's Student (USP), Production Engineer (UFF) and passionate about modeling and programming!!

  • 📝 Interests: Operational Research, Data Science
  • 🌱 I’m currently learning NoSQL
  • 🔍 2023 Goals: Learning more about vehicle routing problem (VRP), heuristics and metaheuristics
  • ⚡ Fun fact: I love to listen music and play guitar

Connect with me:

codeSTACKr.com rafaelgard | LinkedIn rafaelgard | Instagram

Languages and Tools:

  • Python (Numpy, Numba, Pandas, Scikit-learn, Keras, Seaborn, Plotly, Matplotlib, NLTK, Spacy)
  • SQL (Mysql, SQL Server, PostgreSQL, DBeaver)
  • Power BI (Dax)
  • Gurobi, Pyomo and Highs.
  • Azure
  • GCP
  • C++
  • VBA

Experience with:

  • Sql consults, ML regression, clustering and classification models, NLP, Gurobi and operations research mathematical models especialy involving VRP.

💻 Latest Projects

➡️ more blog posts...


💡 Some Other Cool Projects I Have Made


You can reach me out on any channels below!

  • I have a blog at Medium
  • You can also send me an email

Rafael Gardel's Projects

gurobi_helper icon gurobi_helper

This project is a set of multiple usefull functions to utilize with Gurobipy library

junta_csv icon junta_csv

Este programa permite que você una arquivos .CSV com facilidade

minicurso-python-para-engenharia icon minicurso-python-para-engenharia

Conteúdo utilizado no "Mini-curso: Python para Engenharia" lecionado na agenda academica da Universidade Federal Fluminense (UFF) no dia 05 de outubro de 2021.

pandas_to_nlp icon pandas_to_nlp

O objetivo deste código é permitir que você realize uma análise de NLP com facilidade a partir de um Dataframe Pandas.

projetos_de_otimizacao_com_gurobi_highs_e_pyomo icon projetos_de_otimizacao_com_gurobi_highs_e_pyomo

Este repositório contém implementações de exercícios e um artigo, todos desenvolvidos utilizando as bibliotecas Gurobipy, Pyomo, Highspy e GLPK. As soluções oferecem abordagens otimizadas para desafios relacionados à roteirização de embarcações, alocação de combustíveis em navios e roteirização de drones para vigilância de áreas de interesse.

separador-de-variaveis-do-gams icon separador-de-variaveis-do-gams

O objetivo deste código é facilitar a construção da lista de variáveis que sejam utilizadas no modelo do Software GAMS. O código importa o código de um arquivo .txt, identifica as variáveis que começam com o caracter inicial da restrição e as separa numa lista já com virgula e espaçamento pronta para ser copiada e colada na secção "Equations" no seu código do GAMS.

simulated-annealing icon simulated-annealing

Este projeto teve como objetivo criar uma aplicação simples e visual da meta-heurística Simulated Annealing no contexto de processamento de imagens.

starbucks_reviews_eda_nlp_ml icon starbucks_reviews_eda_nlp_ml

This project aimed to carry out exploratory data analysis, NLP and the creation of a machine learning model to predict review scores based on comments. From a comment it is possible to indicate the prediction of the rating given by the customer. This score varies between 1 and 5.

text_based_nps_predictor icon text_based_nps_predictor

O objetivo desde projeto é analisar e criar um classificador para avaliar comentários e fazer a previsão da classificação do NPS baseado no texto presente no comentário.

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