Speech Enhancement Using a Square Microphone Array in the Presence of Directional and Diffuse Noise.
Tetsuji OgawaShintaro TakadaKenzo AkagiriTetsunori KobayashiPublished in: IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2010)
Keyphrases
- speech enhancement
- noisy environments
- noise reduction
- signal to noise ratio
- single channel
- speech signal
- background noise
- wiener filter
- noisy speech
- linear prediction
- vocal tract
- additive noise
- smoothing algorithm
- multi channel
- edge preserving
- speech recognition
- automatic speech recognition
- information retrieval
- maximum likelihood
- edge detection
- image processing
- frequency domain
- multiscale