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Fig. 1 | Respiratory Research

Fig. 1

From: More accessible functional lung imaging: non-contrast CT-ventilation demonstrates strong association and agreement with PET-ventilation

Fig. 1

Image processing steps: CT LVAS, CTVI_HU and CTVI_Jac are generated from an inhale/exhale breath-hold CT pair. CTVI_HU and CTVI_Jac are resampled to the voxel size and image dimensions of the PET image, masked to match the CT LVAS image, and a median filter of radius 3.5 voxels (7 mm) applied. The Galligas PET image is masked to match the CT LVAS image and smoothed

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Respiratory Research

ISSN: 1465-993X

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