Text Modeling using Unsupervised Topic Models and Concept Hierarchies
Chaitanya ChemuduguntaPadhraic SmythMark SteyversPublished in: CoRR (2008)
Keyphrases
- text corpora
- topic models
- probabilistic topic models
- topic modeling
- concept hierarchy
- text documents
- text mining
- latent dirichlet allocation
- information retrieval
- text analysis
- co occurrence
- computational linguistics
- latent topics
- keywords
- text collections
- machine learning
- document collections
- artificial intelligence
- text classifiers
- text classification
- formal concept analysis
- word sense
- high dimensional
- probabilistic model
- natural language processing
- domain ontology
- classification algorithm
- attribute values
- background knowledge
- wordnet