# ULTRA: An Unbiased Learning To Rank Algorithm Toolbox

> Research article (Proceedings of the 30th ACM International Conference on Information & Knowledge Management, 2021) · cited 10× · AI/ML

**Wikidata**: [openalex:W3210297745](https://www.wikidata.org/wiki/openalex:W3210297745)  
**Source**: https://4ort.xyz/entity/ultra-an-unbiased-learning-to-rank-algorithm-toolbox