# A Robust User Sentiment Biterm Topic Mixture Model Based on User Aggregation Strategy to Avoid Data Sparsity for Short Text

> Research article (Journal of Medical Systems, 2019) · cited 17× · AI/ML

**Wikidata**: [openalex:W2918298918](https://www.wikidata.org/wiki/openalex:W2918298918)  
**Source**: https://4ort.xyz/entity/a-robust-user-sentiment-biterm-topic-mixture-model-based-on-user-aggregation-strategy-to-avoid-data-sparsity-for-short-t