# Input/Output Variables Selection in Data Envelopment Analysis: A Shannon Entropy Approach

> Research article (Machine Learning and Knowledge Extraction, 2022) · cited 36× · AI/ML

**Wikidata**: [openalex:W4285595287](https://www.wikidata.org/wiki/openalex:W4285595287)  
**Source**: https://4ort.xyz/entity/input-output-variables-selection-in-data-envelopment-analysis-a-shannon-entropy-approach