Jupyter Notebook Praktikum Projects. This is repository with data analyst educational projects from Yandex.Praktikum.

Time series forecasting using ML models (ARIMA, SARIMA, SARIMAX and Prophet)

DataCamp Jupyter Notebooks for Machine Learning

A coursework-based repository under the guidance of Prof. Ratnakar Dash, focusing on implementing machine learning algorithms, data preprocessing, model evaluation, and hyperparameter tuning. Includes Jupyter notebooks with hands-on experiments.

Projeto de criação de um relatório no Power BI usando dados da empresa fictícia Northwind. Após pré-processamento e análise dos dados em Jupyter Notebook, foi desenvolvido um painel com 7 páginas para integrar áreas da empresa, resolver problemas de gestão e melhorar a tomada de decisões.

Basic text preprocessing operations shown in jupyter notebook. You can play with them and look what are they doing. For stemming and lemmatization there are different options, I showed only what I prefer to use. Repository contains the data to play with taken from kaggle (can also be found here on github), but for convenience I attach it here.