# Just Train Twice: Improving Group Robustness without Training Group Information

> Research article (arXiv (Cornell University), 2021) · cited 70× · AI/ML

**Wikidata**: [openalex:W3166510965](https://www.wikidata.org/wiki/openalex:W3166510965)  
**Source**: https://4ort.xyz/entity/just-train-twice-improving-group-robustness-without-training-group-information