A hybrid unsupervised method for aspect term and opinion target extraction.
Chuhan WuFangzhao WuSixing WuZhigang YuanYongfeng HuangPublished in: Knowl. Based Syst. (2018)
Keyphrases
- computationally efficient
- classification method
- high accuracy
- significant improvement
- unsupervised learning
- fully automatic
- probabilistic model
- pairwise
- mutual information
- information retrieval
- preprocessing
- theoretical analysis
- detection method
- synthetic data
- support vector machine
- support vector machine svm
- clustering method
- segmentation method
- objective function
- similarity measure