Keyphrases
- low pass
- high pass
- low cost
- bandpass
- gaussian filter
- high frequency
- frequency domain
- subband
- filter bank
- discrete wavelet transform
- nonlinear filters
- finite impulse response
- contrast enhancement
- wavelet decomposition
- low frequency
- wavelet transform
- filter design
- low pass filtering
- histogram equalization
- image fusion
- multiresolution
- multiscale
- spatial domain
- image denoising