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. 2011 Aug 28;2011:467563. doi: 10.1155/2011/467563

Figure 7.

Figure 7

Least-squares solution vector k ls of (38) using the example data from Figure 6. (k ls)j denotes the jth entry of the vector k ls. The plot shown in (a) illustrates the strong oscillations of k ls. The plot given in (b) shows the amplitude |k ls| of this function on a logarithmic scale.