Image attenuation correction method and device
An attenuation correction and image technology, applied in the field of image attenuation correction methods and devices, can solve problems such as affecting the matching between PET images and CT images, increasing the rate of misdiagnosis by doctors, and causing attenuation artifacts in PET images.
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[0025] In order to make the object, technical solution and advantages of the present invention clearer, the implementation manner of the present invention will be further described in detail below in conjunction with the accompanying drawings.
[0026] Figure 1A is a flowchart of an image attenuation correction method provided in an embodiment of the present invention, such as Figure 1A As shown, the image attenuation correction method includes the following steps.
[0027] Step 101, adopting a first imaging modality to acquire a first image data set, reconstructing a first modality image according to the first image data set, and converting the first modality image into an attenuation-corrected image.
[0028] It should be noted that the first imaging modality is one of computerized tomography (Computed Tomography, CT) or magnetic resonance imaging (Magnetic Resonance Imaging, MRI).
[0029] Step 102, adopting the second imaging modality to acquire a second image data set c...
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