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METHOD FOR GENERATING IMAGES BY MEANS OF A COMPUTED TOMOGRAPHY DEVICE, AND COMPUTED TOMOGRAPHY DEVICE
METHOD FOR GENERATING IMAGES BY MEANS OF A COMPUTED TOMOGRAPHY DEVICE, AND COMPUTED TOMOGRAPHY DEVICE
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机译:通过计算机断层摄影装置的手段生成图像的方法及计算机断层摄影装置
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摘要
To generate images, in which a first row area of a multiple-row detector is illuminated with a first X-ray spectrum and a second row area of the multiple-row detector, trailing in the direction of travel, is illuminated with a second X-ray spectrum, image data is recorded at a pitch chosen such that one slice image can be reconstructed in each case for a sectional position for the first and the second row area. Correspondingly, for the sectional position, the respective slice image for the first and the second row area is reconstructed. For a third row area, illuminated with the first and the second X-ray spectrum, a reference sectional image is reconstructed as a slice image. To generate motion-reduced first and second spectral images assigned to the first and second row area respectively, the slice images of the first and second row areas are registered to the reference sectional image.
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