PSLDA: a novel supervised pseudo document-based topic model for short texts.
Mingtao SunXiaowei ZhaoJingjing LinJian JingDeqing WangGuozhu JiaPublished in: Frontiers Comput. Sci. (2022)
Keyphrases
- latent topics
- short text
- topic models
- short texts
- text documents
- latent dirichlet allocation
- topic modeling
- text mining
- latent variables
- generative model
- probabilistic model
- relevance model
- statistical topic models
- bag of words
- lda model
- co occurrence
- feature selection
- supervised learning
- semi supervised
- query words
- news articles
- text corpora
- semantic concepts
- tf idf
- n gram
- document collections
- em algorithm
- generative process
- high dimensional