Research Article

Improving Intensity-Based Lung CT Registration Accuracy Utilizing Vascular Information

Figure 9

The color-coded Jacobian maps of a sagittal slice resulted from eight registration methods. Blue and purple regions have larger lung deformation, while red and orange regions are deforming less. Arrows denote regions which show different deformation patterns using intensity-only registration methods.
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(a) SSD
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(b) SSD + SSVMD
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(c) MI
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(d) MI + SSVMD
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(e) NCC
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(f) NCC + SSVMD
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(g) SSTVD
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(h) SSTVD + SSVMD