Self-Weighted Unsupervised LDA.
Xuelong LiYunxing ZhangRui ZhangPublished in: IEEE Trans. Neural Networks Learn. Syst. (2023)
Keyphrases
- topic modeling
- linear discriminant analysis
- latent dirichlet allocation
- topic models
- face recognition
- discriminant analysis
- topic discovery
- unsupervised learning
- generative model
- semi supervised
- supervised learning
- discriminant projection
- principal component analysis
- data driven
- dimensionality reduction
- weighted sum
- text classification
- support vector
- feature extraction
- lda model
- unsupervised feature selection
- latent semantic analysis
- neural network
- information retrieval
- learning algorithm
- supervised classification
- image processing
- nearest neighbor
- support vector machine svm