## September 16, 2019

# Building a hurdle regression estimator in scikit-learn

What are hurdle models? Google explains best,
The hurdle model is a two-part model that specifies one process for zero counts and another process for positive counts. The idea is that positive counts occur once a threshold is crossed, or put another way, a hurdle is cleared.
— Getting started with hurdle models [University of Virginia Library]
What are hurdle models useful for? Many statistical learning models—particularly linear models—assume some level of normality in the response variable being predicted.
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