#AllforJan: How Twitter Users in Europe Reacted to the Murder of Ján Kuciak - Revealing Spatiotemporal Patterns through Sentiment Analysis and Topic Modeling.
Tamás KovácsAnna Kovacs-GyöriBernd ReschPublished in: ISPRS Int. J. Geo Inf. (2021)
Keyphrases
- topic modeling
- spatiotemporal patterns
- sentiment analysis
- twitter users
- text classification
- opinion mining
- text mining
- topic models
- social media
- sentiment classification
- latent dirichlet allocation
- micro blogging
- social networks
- social behavior
- collaborative filtering
- user profiles
- bag of words
- feature selection
- information retrieval
- natural language processing
- text documents
- n gram
- news articles
- co occurrence
- machine learning
- data mining
- social networking
- databases
- labeled data
- k nearest neighbor
- product reviews