Exploring groups of opinion spam using sentiment analysis guided by nominated topics.
Jiandun LiPin LvWei XiaoLiu YangPengpeng ZhangPublished in: Expert Syst. Appl. (2021)
Keyphrases
- sentiment analysis
- social media content
- opinion mining
- sentiment classification
- text classification
- sentence level
- public opinion
- product reviews
- text mining
- online reviews
- multi aspect
- natural language processing
- product features
- spam filtering
- information retrieval
- text documents
- topic models
- opinion words
- user generated
- databases
- latent dirichlet allocation
- sentiment words
- data mining