Unsupervised Feature Extraction by Time-Contrastive Learning and Nonlinear ICA.
Aapo HyvärinenHiroshi MoriokaPublished in: CoRR (2016)
Keyphrases
- feature extraction
- supervised learning
- face recognition
- unsupervised learning
- learning algorithm
- weakly supervised
- preprocessing
- reinforcement learning
- independent component analysis
- learning tasks
- learning process
- dimensionality reduction
- learning systems
- discriminant projection
- data sets
- background knowledge
- topic models
- knowledge acquisition
- principal component analysis
- semi supervised
- feature selection