Threshold exploration via particle swarm optimizer at profitable wavelet decomposition for noise reduction.
Tsung-Ying SunChan-Cheng LiuTsung-Ying TsaiJyun-Hong JhengSheng-Ta HsiehPublished in: SMC (2008)
Keyphrases
- noise reduction
- wavelet decomposition
- particle swarm optimizer
- multiresolution
- multiscale
- wavelet transform
- subband
- particle swarm optimization
- edge detection
- signal to noise ratio
- edge preserving
- wavelet domain
- noise removal
- wavelet coefficients
- high frequency
- feature vectors
- soft thresholding
- noisy environments
- low pass
- wavelet packet
- spatial resolution
- median filter
- image compression
- sar images
- impulse noise
- filter bank
- single channel
- optical flow
- scale space
- discrete wavelet transform
- frequency domain
- evolutionary algorithm
- impulsive noise
- texture analysis
- face recognition