PS-ZCPA Based Feature Extraction with Auditory Masking, Modulation Enhancement and Noise Reduction for Robust ASR.
Muhammad GhulamTakashi FukudaKouichi KatsuradaJunsei HorikawaTsuneo NittaPublished in: IEICE Trans. Inf. Syst. (2006)
Keyphrases
- noise reduction
- noisy environments
- feature extraction
- signal to noise ratio
- edge detection
- edge preserving
- noise level
- noise removal
- image processing
- speech enhancement
- unsharp masking
- face recognition
- edge enhancement
- wiener filter
- noise free
- noise filtering
- noise cancellation
- median filter
- image enhancement
- speech recognition
- feature selection
- impulsive noise
- frequency domain
- signal processing
- feature vectors
- hearing aids
- noisy images
- impulse noise
- nonlinear diffusion
- noise detection
- principal component analysis
- multiplicative noise
- preprocessing
- pattern recognition