ogrisel / pygbm

Experimental Gradient Boosting Machines in Python with numba.
MIT License
183 stars 32 forks source link

Grower fixes #5

Closed ogrisel closed 6 years ago

ogrisel commented 6 years ago

Rely on min_hessian_to_split=1e-3 to avoid useless splits. This fixes the pathological imbalance observed in the bench_grower.py script.