N-gram Graphs for Topic Extraction in Educational Forums.
Glenn M. DavisCindy WangChristina YuanPublished in: EDM (2019)
Keyphrases
- n gram
- topic extraction
- text analysis
- document classification
- document clustering
- language model
- text classification
- topic modeling
- latent dirichlet allocation
- bag of words
- blog entries
- variable length
- content analysis
- language modeling
- web documents
- text mining
- topic models
- neural network
- text categorization
- generative model
- information extraction
- knowledge discovery
- probabilistic model
- multimedia
- feature selection