| 摘要 |
The respiratory function of the examinee is determined to be abnormal when a first shift is calculated by carrying out first matching processing where the position of each of a plurality of local areas forming the first image is brought into alignment with the corresponding position in the second image, a second shift is calculated for the local areas by carrying out second matching processing where the position of the local areas after the first matching processing is brought into alignment with the corresponding position in the third image, the difference between the first and second shifts is calculated and scatter of the calculated difference is larger than a predetermined threshold value.
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