Learning Implicit Sentiment in Aspect-based Sentiment Analysis with Supervised Contrastive Pre-Training.
Zhengyan LiYicheng ZouChong ZhangQi ZhangZhongyu WeiPublished in: EMNLP (1) (2021)
Keyphrases
- sentiment analysis
- opinion mining
- supervised learning
- sentiment classification
- learning algorithm
- sentiment lexicon
- text classification
- sentence level
- multi aspect
- product reviews
- unsupervised learning
- text mining
- natural language processing
- semi supervised
- online reviews
- sentiment words
- positive and negative
- weakly supervised
- natural language
- reinforcement learning
- supervised classifiers
- social networks
- artificial intelligence