Intelligibility Assessment and Speech Recognizer Word Accuracy Rate Prediction for Dysarthric Speakers in a Factor Analysis Subspace.
David Martínez GonzálezEduardo LleidaPhil D. GreenHeidi ChristensenAlfonso OrtegaAntonio MiguelPublished in: ACM Trans. Access. Comput. (2015)
Keyphrases
- speech recognizer
- speech recognition
- factor analysis
- accuracy rate
- speech recognition systems
- speech recognizers
- hidden markov models
- independent component analysis
- discriminant analysis
- cluster analysis
- language model
- speech signal
- principal component analysis
- automatic speech recognition
- matrix factorization
- statistical tests
- pattern recognition
- speaker adaptation
- spoken language
- low dimensional
- feature extraction
- speaker dependent
- data analysis
- feature space
- n gram
- unsupervised learning
- data mining techniques
- broadcast news
- bayesian networks
- similarity measure
- collaborative filtering
- high dimensional
- pairwise