Product Feature Extraction via Topic Model and Synonym Recognition Approach.
Jun FengWen YangCheng GongXiaodong LiRongrong BoPublished in: Big Data (CCF) (2019)
Keyphrases
- topic models
- feature extraction
- topic modeling
- co occurrence
- latent dirichlet allocation
- generative model
- probabilistic model
- latent topics
- text documents
- image classification
- text mining
- pattern classification
- latent variables
- pattern recognition
- feature vectors
- gibbs sampling
- bag of words
- latent topic model
- feature space
- wordnet
- object recognition
- visual recognition
- probabilistic topic models
- baseline models
- face recognition
- microblog posts
- query expansion
- graphical models
- principal component analysis
- feature selection
- action recognition
- document retrieval
- keywords
- lda model