Mining Dynamics of Research Topics Based on the Combined LDA and WordNet.
Chao LiSen FengQingtian ZengWeijian NiHua ZhaoHua DuanPublished in: IEEE Access (2019)
Keyphrases
- wordnet
- latent dirichlet allocation
- topic models
- co occurrence
- text mining
- text documents
- topic modeling
- natural language processing
- word sense disambiguation
- keywords
- semantic information
- semantic relations
- semantic relatedness
- semantic similarity
- automatically created
- semantic distance
- face recognition
- semantic features
- generative model
- lexical knowledge
- lexical database
- data mining
- knowledge discovery
- knowledge base
- semantic relationships
- feature space
- feature extraction
- feature selection
- latent semantic analysis
- lexical resources
- semantic similarity measure
- unsupervised word sense disambiguation
- word sense
- principal component analysis
- natural language
- artificial intelligence
- information retrieval