# Improved cosine and cotangent function-based similarity measures for q-rung orthopair fuzzy sets and TOPSIS method

> Research article (Complex & Intelligent Systems, 2021) · cited 35× · AI/ML

**Wikidata**: [openalex:W3182441879](https://www.wikidata.org/wiki/openalex:W3182441879)  
**Source**: https://4ort.xyz/entity/improved-cosine-and-cotangent-function-based-similarity-measures-for-q-rung-orthopair-fuzzy-sets-and-topsis-method