# Privacy-Preserving K-Nearest Neighbors Training over Blockchain-Based Encrypted Health Data

> Research article (Electronics, 2020) · cited 35× · AI/ML

**Wikidata**: [openalex:W3113271382](https://www.wikidata.org/wiki/openalex:W3113271382)  
**Source**: https://4ort.xyz/entity/privacy-preserving-k-nearest-neighbors-training-over-blockchain-based-encrypted-health-data