Empirical evaluation of two Deterministic Sparse Fourier Transforms.
Mark A. IwenPublished in: CISS (2009)
Keyphrases
- empirical evaluation
- fourier transform
- frequency domain
- fourier domain
- signal processing
- signal and image processing
- radon transform
- fourier analysis
- discrete fourier transform
- polar coordinates
- neural network
- frequency spectrum
- fast fourier transform
- log polar
- correlation function
- space variant
- spatial domain
- sparse representation
- pattern recognition
- face recognition
- decision trees