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Vertical displacement ( ) estimated through (a) image registration of the actual 4DCT image, (b) FE simulation of the reconstructed lung geometry, and (c) image registration of the in-silico dynamic image. Difference in estimated displacement between (d) actual 4DCT image and FE simulation, and (e) actual 4DCT image and in-silico dynamic CT image. The slice location is represented in the inset image.
