# A cloud endpoint coordinating CAPTCHA based on multi-view stacking ensemble

> Research article (Computers & Security, 2021) · cited 21× · AI/ML

**Wikidata**: [openalex:W3119440323](https://www.wikidata.org/wiki/openalex:W3119440323)  
**Source**: https://4ort.xyz/entity/a-cloud-endpoint-coordinating-captcha-based-on-multi-view-stacking-ensemble