# Why Players use Pings and Annotations in Dota 2

> Research article (Proceedings of the 2017 CHI Conference on Human Factors in Computing Systems, 2017) · cited 28× · AI/ML

**Wikidata**: [openalex:W2610557174](https://www.wikidata.org/wiki/openalex:W2610557174)  
**Source**: https://4ort.xyz/entity/why-players-use-pings-and-annotations-in-dota-2