# Explainable Sentiment Analysis: A Hierarchical Transformer-Based Extractive Summarization Approach

> Research article (Electronics, 2021) · cited 28× · AI/ML

**Wikidata**: [openalex:W3197482624](https://www.wikidata.org/wiki/openalex:W3197482624)  
**Source**: https://4ort.xyz/entity/explainable-sentiment-analysis-a-hierarchical-transformer-based-extractive-summarization-approach