How Hierarchical Topics Evolve in Large Text Corpora.
Weiwei CuiShixia LiuZhuofeng WuHao WeiPublished in: IEEE Trans. Vis. Comput. Graph. (2014)
Keyphrases
- text corpora
- concept hierarchy
- text mining
- topic models
- topic modeling
- computational linguistics
- text analysis
- text collections
- document collections
- hierarchical structure
- natural language processing
- text documents
- probabilistic topic models
- machine learning
- text classifiers
- text data
- latent dirichlet allocation
- question answering
- text categorization
- information retrieval systems
- data sources
- artificial intelligence