Topic Modeling in Semantic Space with Keywords.
Xiaojia PuRong JinGangshan WuDingyi HanGui-Rong XuePublished in: CIKM (2015)
Keyphrases
- topic modeling
- semantic space
- latent semantic analysis
- keywords
- topic models
- text documents
- visual features
- latent dirichlet allocation
- co occurrence
- semantic concepts
- text mining
- search engine
- text classification
- collaborative filtering
- probabilistic latent semantic analysis
- semantic information
- text corpora
- wordnet
- semantic features
- unsupervised manner
- relevance model
- probabilistic model
- image classification
- visual information
- information extraction
- low level
- web documents
- data analysis