# A BERT-based Hierarchical Model for Vietnamese Aspect Based Sentiment Analysis

> Research article (2020 12th International Conference on Knowledge and Systems Engineering (KSE), 2020) · cited 14× · AI/ML

**Wikidata**: [openalex:W3116973773](https://www.wikidata.org/wiki/openalex:W3116973773)  
**Source**: https://4ort.xyz/entity/a-bert-based-hierarchical-model-for-vietnamese-aspect-based-sentiment-analysis