Investigating factor analysis features for deep neural networks in noisy speech recognition.
Sriram GanapathySamuel ThomasDimitrios DimitriadisSteven J. RenniePublished in: INTERSPEECH (2015)
Keyphrases
- speech recognition
- factor analysis
- noisy environments
- neural network
- speech recognition systems
- pattern recognition
- cepstral coefficients
- independent component analysis
- speech recognition technology
- speech recognizer
- automatic speech recognition
- language model
- hidden markov models
- correspondence analysis
- feature set
- speech synthesis
- speech processing
- feature extraction
- matrix factorization
- speech signal
- feature selection
- feature space
- co occurrence
- statistical tests
- discriminant analysis
- cluster analysis
- knn
- latent factors
- spectral features
- data analysis
- sample size
- non stationary