Assessing topic discovery evaluation measures on Facebook publications of political activists in Brazil.
Arian PasqualiMarcela CanavarroRicardo CamposAlípio M. JorgePublished in: C3S2E (2016)
Keyphrases
- evaluation measures
- topic discovery
- social media
- text analysis
- precision and recall
- topic models
- latent dirichlet allocation
- text classification
- learning to rank
- digital libraries
- ranked list
- retrieval systems
- benchmark datasets
- lda model
- text mining
- databases
- loss function
- direct optimization
- ranking functions
- supervised learning
- information extraction
- relational databases
- training data
- multimedia