A Noise Type Classifier for Speech Enhancement in DCT Domain.
Feng PeiYongqi LiuShifeng OuHaining WangPublished in: ISCIT (2022)
Keyphrases
- speech enhancement
- dct domain
- noisy environments
- noise reduction
- signal to noise ratio
- spatial domain
- additive noise
- single channel
- low frequency
- post processing
- speech signal
- digital video
- dct coefficients
- human visual system
- background noise
- linear prediction
- discrete cosine transform
- wiener filter
- transform domain
- compressed domain
- vocal tract
- feature space
- feature selection
- high frequency
- training set
- subband
- frequency domain
- wavelet domain
- compression ratio
- image quality
- edge detection
- speech recognition