Computing Robust Walsh-Fourier Transform by Error Product Minimization.
C. K. YuenPublished in: IEEE Trans. Computers (1975)
Keyphrases
- fourier transform
- frequency domain
- signal processing
- fourier domain
- radon transform
- feature extraction
- fourier descriptors
- log polar
- discrete fourier transform
- fast fourier transform
- polar coordinates
- rotation invariance
- prediction error
- least squares
- feature vectors
- face recognition
- phase difference
- correlation function