Arboretum

A just for fun implementation of CART, random forests, and gradient boosting in pure Python.

Is it fast? No!

Is it easy to read and understand? Yes!

Citations

1. Breiman, L., Friedman, J., Olshen, R. A., & Stone, C. J. (2017). Classification and regression trees. Chapman and Hall/CRC.
2. Breiman, L. (2001). Random forests. Machine learning, 45(1), 5-32.
3. Friedman, J. H. (2001). Greedy function approximation: a gradient boosting machine. Annals of statistics, 1189-1232.