Noise reduction for periodic signals using high-resolution frequency analysis.
Toshio YoshizawaShigeki HirobayashiTadanobu MisawaPublished in: EURASIP J. Audio Speech Music. Process. (2011)
Keyphrases
- noise reduction
- frequency analysis
- high resolution
- noisy environments
- frequency domain
- low resolution
- edge preserving
- signal to noise ratio
- edge detection
- super resolution
- power spectrum
- signal processing
- wiener filter
- palmprint
- median filter
- noise level
- high frequency
- speech enhancement
- image processing
- single channel
- spatial domain
- fourier analysis
- pairwise
- multiscale
- high quality
- edge enhancement
- face images
- face recognition
- feature selection