Keyphrases
- low pass
- high pass
- bandpass
- low pass filtering
- filter responses
- convolutional network
- high frequency
- frequency domain
- gaussian filter
- filter bank
- subband
- convolutional neural networks
- infinite impulse response
- wavelet decomposition
- low frequency
- discrete wavelet transform
- edge information
- low pass filter
- image fusion
- image compression
- wavelet transform
- contrast enhancement
- coarse to fine
- frequency band
- pattern recognition
- natural images
- image retrieval