Tutorials

Contents:

• Dirac Cosine Dictionaries
  • Cosine basis construction
  • Dirac-Cosine dictionary construction
  • A mixture signal of impulses and sinusoids
  • Mixture signal representation in Cosine basis
  • Building a sparse representation in the Dirac Cosine basis
  • Sparse representation error
• Alternating direction algorithms for l1 problems in compressive sensing
  • Standard sparse recovery problems for compressive sensing
    • Basis pursuit
    • Basis pursuit denoising
    • Basis pursuit with inequality constraints
  • Non-negative counterparts
    • Non-negative basis pursuit
    • Non-negative basis pursuit denoising
    • Non-negative basis pursuit with inequality constraints