Cosparsity: sparsity revisited

Just do sparse representations without a dictionary...

Learning Analysis Operators

Learning in the cosparse paradigm...

Learning Structures

From block sparsity, tree-structured sparsity to learned structured sparsity...

Dictionary Learning Theory

Can we learn a dictionary from training samples with performance guarantees?

Compressible Priors

Surprising views on the connections between Bayesian estimation and sparse regression...

Audio Inpainting

Inpaint audio signals the same way you inpaint images...

Spread Spectrum Technology

A universal and efficient compressed sensing strategy using a spread spectrum technique...

Wavelets on Graphs

Have you ever dreamt of a wavelet transform on the vertices of an arbitrary graph ?

SMALL Box

Test your algorithm, share your code, create new problems...