Approximate Fast Fourier Transforms on graphs via multi-layer sparse approximations.
Luc Le MagoarouRémi GribonvalNicolas TremblayPublished in: CoRR (2016)
Keyphrases
- multi layer
- fourier transform
- sparse approximations
- frequency domain
- sparse representation
- gaussian process
- neural network
- signal processing
- fourier domain
- neural nets
- probabilistic model
- correlation function
- image classification
- nearest neighbor
- active learning
- face recognition
- bayesian framework
- hyperparameters
- feature selection
- computer vision