Outline Background decentralized jointly sparse optimization with applications Roadmap nonconvex versus convex,difficulty in decentralized computing Algorithm development successive linearization,inexact average consensus Simulation and conclusion 88 Outline ❑ Background ❑ decentralized jointly sparse optimization with applications ❑ Roadmap ❑ nonconvex versus convex, difficulty in decentralized computing ❑ Algorithm development ❑ successive linearization, inexact average consensus ❑ Simulation and conclusion