Identifying hidden patterns of fake COVID-19 news: An in-depth sentiment analysis and topic modeling approach.
Tanvir AhammadPublished in: Nat. Lang. Process. J. (2024)
Keyphrases
- topic modeling
- sentiment analysis
- opinion mining
- text classification
- text mining
- topic models
- sentiment classification
- sentence level
- text documents
- latent dirichlet allocation
- sentiment lexicon
- product features
- product reviews
- collaborative filtering
- social media
- keywords
- bag of words
- news articles
- natural language processing
- public opinion
- text categorization
- online reviews
- information retrieval
- feature selection
- text corpora
- real world
- knowledge base
- training data
- cross lingual
- expert systems
- probabilistic model
- data mining
- information extraction
- maximum likelihood