The goal of a machine learning regression problem is to predict a single numeric value. Quantile regression is a variation where you are concerned with under-prediction or over-prediction. I'll phrase ...

https://doi.org/10.15609/annaeconstat2009.134.0177 • https://www.jstor.org/stable/10.15609/annaeconstat2009.134.0177 Copy URL This paper investigates the estimation ...