Neural Networks with Emotion Associations, Topic Modeling and Supervised Term Weighting for Sentiment Analysis.
Petr HájekAliaksandr BarushkaMichal MunkPublished in: Int. J. Neural Syst. (2021)
Keyphrases
- topic modeling
- term weighting
- sentiment analysis
- text classification
- opinion mining
- neural network
- term frequency
- text categorization
- text mining
- language modeling
- information retrieval
- feature selection
- topic models
- tf idf
- text documents
- unsupervised learning
- text retrieval
- sentiment classification
- latent dirichlet allocation
- bag of words
- retrieval systems
- supervised learning
- association rules
- machine learning
- sentence level
- knn
- n gram
- learning algorithm
- labeled data
- k nearest neighbor
- semi supervised
- databases
- unlabeled data
- natural language processing
- feature space
- knowledge base