Update About Domain-Specific Knowledge Bases.md

Author: heathersherry

topics/About Domain-Specific Knowledge Bases.md

@@ -57,6 +57,7 @@ __Papers__
 16. AliMe KG : Alibaba domain knowledge graph in E-commerce (CIKM 2020)
 17. Embedding-based Product Retrieval in Taobao Search (KDD 2021) [[Paper](https://arxiv.org/pdf/2106.09297.pdf)] 🌟
 18. Product Knowledge Graph Embedding for E-commerce (WSDM 2020) [[Paper](https://dl.acm.org/doi/pdf/10.1145/3336191.3371778)]
+19. Weakly-Supervised Opinion Summarization by Leveraging External Information (AAAI 2020)
 
 __Datasets__
 1.  Web Data Commons - Gold Standard for Product Matching and Product Feature Extraction [[Link](http://webdatacommons.org/productcorpus/)]