# Multiclass Confusion Matrix Reduction Method and Its Application on Net Promoter Score Classification Problem

> Research article (Technologies, 2021) · cited 194× · AI/ML

**Wikidata**: [openalex:W4225665623](https://www.wikidata.org/wiki/openalex:W4225665623)  
**Source**: https://4ort.xyz/entity/multiclass-confusion-matrix-reduction-method-and-its-application-on-net-promoter-score-classification-problem