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. Author manuscript; available in PMC: 2009 Sep 24.
Published in final edited form as: IEEE Trans Image Process. 2007 Oct;16(10):2411–2422. doi: 10.1109/tip.2007.904387

Figure 2.

Figure 2

Illustration of Example 4.2. The MM sequence {xi} converges to a non-stationary point. This is possible since the conditions of Theorem 4.1 are not satisfied.