The Scientific World Journal

Research Article

Automatic PET-CT Image Registration Method Based on Mutual Information and Genetic Algorithms

Figure 3

SI values for different DF values. The first row shows the SI values corresponding to the translational 𝑡 𝑥 , 𝑡 𝑦 , and 𝑡 𝑧 MI patterns. The second row shows the SI values corresponding to the rotational 𝑟 𝑥 , 𝑟 𝑦 , and 𝑟 𝑧 MI patterns.
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