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. Author manuscript; available in PMC: 2011 May 11.
Published in final edited form as: Ann Appl Stat. 2010 Dec 1;4(4):1749–1773. doi: 10.1214/10-AOAS357

Fig. 3.

Fig. 3

Comparison of convergence rates for the two algorithms MMB and MMTDM for the fused lasso. (a) MMTDM converges much faster than MMB. Blue line: MMB; Red line: MMTDM; Black dashed line: minimum value of objective function; (b) After 105 iterations, MMB converges with an accuracy of 0.01.