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. Author manuscript; available in PMC: 2014 Jun 1.
Published in final edited form as: J R Stat Soc Series B Stat Methodol. 2012 Dec 4;75(3):427–450. doi: 10.1111/j.1467-9868.2012.01049.x

Figure 1.

Figure 1

Comparison of eigenvalue shrinkage of the linear shrinkage estimator (left) and the condition number-constrained estimator (right).