2 papers
cs.LG2020
Nested Barycentric Coordinate System as an Explicit Feature Map
Lee-Ad Gottlieb, Eran Kaufman, Aryeh Kontorovich +2
We propose a new embedding method which is particularly well-suited for settings where the sample size greatly exceeds the ambient dimension. Our technique consists of partitioning…
cs.LG2020
Apportioned Margin Approach for Cost Sensitive Large Margin Classifiers
Lee-Ad Gottlieb, Eran Kaufman, Aryeh Kontorovich
We consider the problem of cost sensitive multiclass classification, where we would like to increase the sensitivity of an important class at the expense of a less important one. W…