A frequency domain approach to synthesizing near optimum edge detection filters.
William H. HaasClaude S. LindquistPublished in: ICASSP (1980)
Keyphrases
- frequency domain
- edge detection
- directional filtering
- bandpass
- spatial domain
- fourier transform
- multiscale
- frequency response
- power spectrum
- edge detector
- impulse response
- noisy images
- cross correlation
- optimal filter
- low frequency
- subband
- image enhancement
- image processing
- denoising
- fourier domain
- fourier analysis
- noise reduction
- image filtering
- feature extraction
- signal to noise ratio
- low pass
- phase correlation
- discrete fourier transform
- gaussian filter
- filter bank
- frequency analysis
- power spectra
- frequency domain analysis
- fast fourier transform
- signal processing
- adaptive filtering
- image coding