有序回归方法的一致性

Aug, 2014

On the Consistency of Ordinal Regression Methods

Fabian Pedregosa, Francis Bach, Alexandre Gramfort

TL;DR通过特征函数的导数在0处的刻画，给一类替代性损失函数提供Fisher Consistency特性的证明。

Abstract

ordinal regression is a common supervised learning problem sharing properties with both regression and classification. Many of the ordinal regression algorithms that have been proposed can be viewed as methods th