RANDOM FOREST, GRADIENT BOOSTING, KNN

1. RANDOM FOREST

https://www.datasciencecentral.com/profiles/blogs/random-forests-explained-intuitively

 

2. GRADIENT BOOSTING

http://arogozhnikov.github.io/2016/06/24/gradient_boosting_explained.html

 

3. KNN

https://www.analyticsvidhya.com/blog/2018/03/introduction-k-neighbours-algorithm-clustering/