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...nner loop solves (13).sThe outer loop progressively reduces the value of λ till the solution converges tos2 y Ex . Suchsa cooling technique is guaranteed to converge and has been used previously =-=[22]-=- to solve l1sminimization in geophysical CS problems.s4. EXPERIMENTAL EVALUATIONsThe experiments were carried out on real 8 coil brain data (Fig. 1) and synthesized phantom data (Fig.s2). The data had...