Scaled On-line Unsupervised Learning Algorithm for a SOM-HMM Hybrid.
Christos FerlesGeorgios SiolasAndreas StafylopatisPublished in: ISCIS (2011)
Keyphrases
- learning algorithm
- hidden markov models
- unsupervised learning
- competitive learning
- supervised learning
- self organizing maps
- growing cell structures
- machine learning
- semi supervised
- case based reasoning
- training data
- generalization ability
- learning problems
- back propagation
- neural network
- handwritten word recognition
- machine learning algorithms
- feature extraction
- sequential data
- learning rate
- k means
- training samples
- semi supervised learning
- labeled data
- data driven
- learning process
- active learning
- speech recognition
- input space
- learning models
- generalization error
- reinforcement learning
- learning scheme
- artificial neural networks
- feature selection
- topology preserving
- kohonen self organizing map