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v2007.09.13 - Convex Optimization

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5.9. BRIDGE: CONVEX POLYHEDRA TO EDMS 355smallest eigenvalue1 2 3 4d 14-0.2-0.4-0.6Figure 88: Smallest eigenvalue of −VN TDV Nvalue of d 14 : 2.makes PSD matrix for only one1.41.2d 1/αijlog 2 (1+d 1/αij )(a)10.80.60.40.21−e −αd ij40.5 1 1.5 2d ij3(b)21d 1/αijlog 2 (1+d 1/αij )1−e −αd ij0.5 1 1.5 2αFigure 89: Some entrywise EDM compositions: (a) α = 2. Concavenondecreasing in d ij . (b) Trajectory convergence in α for d ij = 2.

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