Spread and Sparse: Learning Interpretable Transforms for Bandlimited Signals on Directed Graphs.
Rasoul ShafipourGonzalo MateosPublished in: ACSSC (2018)
Keyphrases
- directed graph
- band limited
- sparse learning
- multi task
- elastic net
- image reconstruction
- random walk
- sparse representation
- sampling rate
- impulse response
- directed acyclic graph
- frequency band
- zero crossing
- fourier domain
- continuous domains
- undirected graph
- machine learning
- super resolution
- genetic programming
- medical images
- probability distribution