Speech enhancement with microphone array and fourier / wavelet spectral subtraction in real noisy environments.
Yuki DendaTakanobu NishiuraHideki KawaharaPublished in: INTERSPEECH (2003)
Keyphrases
- speech enhancement
- noisy environments
- spectral subtraction
- speech signal
- noise reduction
- noisy speech
- single channel
- signal to noise ratio
- speech recognition
- linear prediction
- speaker verification
- multi channel
- smoothing algorithm
- wavelet decomposition
- automatic speech recognition
- wavelet transform
- vocal tract
- multiresolution
- edge preserving
- speaker identification
- wiener filter
- background noise
- wavelet coefficients
- multiscale
- neural network
- frequency domain
- additive noise
- image acquisition
- denoising
- hidden markov models
- image processing
- information retrieval