Unsupervised keyword spotting using bounded generalized Gaussian mixture model with ICA.
Muhammad AzamNizar BouguilaPublished in: GlobalSIP (2015)
Keyphrases
- gaussian mixture model
- keyword spotting
- speech processing
- speaker identification
- independent component analysis
- mixture model
- speech recognition
- feature vectors
- hidden markov models
- unsupervised learning
- maximum likelihood
- expectation maximization
- em algorithm
- background subtraction
- signal processing
- feature space
- face recognition
- supervised learning
- feature extraction
- semi supervised
- printed documents
- automatic speech recognition
- bayesian networks
- face images
- probabilistic model
- pattern recognition
- handwritten documents
- feature selection
- partially supervised