“Mathematics is the language in which God has written the universe.” — Galileo Galilei

Decision Tree Pruning Tutorial

Learn cost complexity pruning, how to choose the right CP value, and best practices for reproducibility.

Titanic Survival Prediction Tutorial

Feature engineering, model selection, training, and evaluation with the classic Titanic dataset.

Bike Sharing Exam Tutorial (Hourly Rentals)

UCI bike sharing data: factors, interactions, trees, boosting, GLMs, and model comparison for hourly demand.

Covers factor encoding, workday tradeoffs, EDA, interactions, k-means, tree pruning, boosting, GLM Poisson vs Gamma, and GBM performance. #BikeSharing #DataScience #MachineLearning #PredictiveModeling #RTutorial #Kaggle #UCIDataset

DataFest datasets on Hugging Face: patient_length_of_stay, health_costs

from datasets import load_dataset

# Login using e.g. `huggingface-cli login` to access this dataset
ds = load_dataset("supersam7/health_costs")

Learn how to build an interactive R Shiny app using H2O.ai for automated machine learning. Explore Hugging Face datasets, train models, and visualize results — all live.