An Efficient High-Dimensional Sparse Fourier Transform.
Shaogang WangVishal M. PatelAthina P. PetropuluPublished in: CoRR (2016)
Keyphrases
- fourier transform
- high dimensional
- sparse data
- frequency domain
- dimensionality reduction
- signal processing
- fourier domain
- discrete fourier transform
- radon transform
- sparse coding
- additive models
- log polar
- feature space
- high dimension
- fast fourier transform
- fourier analysis
- power spectral density
- fourier coefficients
- high dimensional data
- polar coordinates
- frequency spectrum
- fourier descriptors
- correlation function
- feature extraction
- machine learning