Estimation of speech embedded in a reverberant and noisy environment by independent component analysis and wavelets.
Allan Kardec BarrosTomasz M. RutkowskiFumitada ItakuraNoboru OhnishiPublished in: IEEE Trans. Neural Networks (2002)
Keyphrases
- independent component analysis
- noisy environments
- speech signal
- blind source separation
- signal processing
- speech recognition
- automatic speech recognition
- speech enhancement
- vocal tract
- independent components
- background noise
- speaker verification
- principal component analysis
- noise reduction
- factor analysis
- non stationary
- source separation
- independent subspace analysis
- voice activity detection
- multiresolution
- hidden markov models
- principle component analysis
- pattern recognition
- image processing
- feature extraction
- blind separation
- noisy speech
- natural gradient
- neural network
- wavelet decomposition
- image compression
- source signals
- eeg data
- wavelet transform
- language model
- computer vision
- noisy images