# Unanswerable Question Correction in Question Answering over Personal Knowledge Base

> Research article (Proceedings of the AAAI Conference on Artificial Intelligence, 2021) · cited 12× · AI/ML

**Wikidata**: [openalex:W3173242475](https://www.wikidata.org/wiki/openalex:W3173242475)  
**Source**: https://4ort.xyz/entity/unanswerable-question-correction-in-question-answering-over-personal-knowledge-base