Discriminative Topic Modeling Based on Manifold Learning.
Seungil HuhStephen E. FienbergPublished in: ACM Trans. Knowl. Discov. Data (2012)
Keyphrases
- action recognition
- manifold learning
- topic modeling
- semi supervised
- topic models
- feature extraction
- locality preserving
- latent space
- latent dirichlet allocation
- low dimensional
- dimensionality reduction
- text mining
- high dimensional
- bag of words
- nonlinear dimensionality reduction
- dimension reduction
- computer vision
- high dimensional data
- collaborative filtering
- unsupervised learning
- text classification
- pairwise
- semi supervised learning
- pattern recognition
- text documents
- generative model
- sparse representation
- latent semantic analysis
- principal component analysis
- latent variables
- feature space
- image processing
- feature selection
- machine learning