# Hierarchical Contrast for Unsupervised Skeleton-Based Action Representation Learning

> Research article (Proceedings of the AAAI Conference on Artificial Intelligence, 2023) · cited 58× · AI/ML

**Wikidata**: [openalex:W4382459184](https://www.wikidata.org/wiki/openalex:W4382459184)  
**Source**: https://4ort.xyz/entity/hierarchical-contrast-for-unsupervised-skeleton-based-action-representation-learning