# A Challenge Dataset and Effective Models for Aspect-Based Sentiment Analysis

> Research article (Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing and the 9th International Joint Conference on Natural Language Processing (EMNLP-IJCNLP), 2019) · cited 303× · AI/ML

**Wikidata**: [openalex:W2971014768](https://www.wikidata.org/wiki/openalex:W2971014768)  
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