Unsupervised Learning of Combination Features for Hierarchical Recognition Models.
Heiko WersingEdgar KörnerPublished in: ICANN (2002)
Keyphrases
- unsupervised learning
- feature extraction
- classification models
- recognition rate
- object recognition
- object models
- predictive power
- learned models
- recognition accuracy
- feature set
- classification accuracy
- prior knowledge
- feature vectors
- deep belief networks
- discrimination power
- feature extractor
- predictive features
- supervised learning
- image features
- low level
- pattern recognition
- co occurrence
- semi supervised
- hierarchical model
- abstraction levels
- deep learning
- personal identification
- handwritten characters
- hidden markov models
- hierarchical models
- visual object recognition
- reinforcement learning