Discrete Cosin TransFormer: Image Modeling From Frequency Domain.
Xinyu LiYanyi ZhangJianbo YuanHanlin LuYibo ZhuPublished in: WACV (2023)
Keyphrases
- frequency domain
- discrete fourier transform
- cross correlation
- transformed image
- power spectrum
- low frequency
- spectral domain
- fourier domain
- fourier transform
- spatial domain
- bandpass
- input image
- phase correlation
- directional filtering
- frequency domain analysis
- template matching
- denoising
- image analysis
- subband
- log polar
- power spectra
- spectral signatures
- fourier analysis
- low pass
- multiscale
- power spectral
- filter bank
- fast fourier transform
- image matching
- image data
- feature extraction
- frequency response
- image pyramid
- feature points
- affine invariance
- edge detection
- similarity measure
- image segmentation