http://xgboost.readthedocs.io/en/latest/model.html http://xgboost.readthedocs.io/en/latest/model.html http://homes.cs.washington.edu/~tqchen/pdf/BoostedTree.pd

http://xgboost.readthedocs.io/en/latest/model.html http://xgboost.readthedocs.io/en/latest/model.html http://homes.cs.washington.edu/~tqchen/pdf/BoostedTree.pdf http://homes.cs.washington.edu/~tqchen/pdf/BoostedTree.pdf https://www.youtube.com/watch?v=wPqtzj5VZus https://www.youtube.com/watch?v=wPqtzj5VZus Trevor Hastie - Gradient Boosting Machine Learning https://www.youtube.com/watch?v=sRktKszFmSk https://www.youtube.com/watch?v=sRktKszFmSk Ensembles (3): Gradient Boosting, Ihler