# HAS-QA: Hierarchical Answer Spans Model for Open-Domain Question Answering

> Research article (Proceedings of the AAAI Conference on Artificial Intelligence, 2019) · cited 43× · AI/ML

**Wikidata**: [openalex:W2964348592](https://www.wikidata.org/wiki/openalex:W2964348592)  
**Source**: https://4ort.xyz/entity/has-qa-hierarchical-answer-spans-model-for-open-domain-question-answering