3 ms·
Quantile regression is also about averages.
by richrichie 2y ago
Quantile regression is also about averages.
- tomrod 2y agoAverages are formulated as measures of centrality in the L2 norm ("straight line" distance), sum(values) / count(values). Quantile regression uses modifications the L1 norm ("city block" distance); if median (50%) then it is a measure of centrality. Not everything is an average. If you're interested, this is a good (but math heavy) treatment: https://en.wikipedia.org/wiki/Quantile_regression#Computation_of_estimates_for_regression_parameters https://en.wikipedia.org/wiki/Quantile_regression#Computatio...