Similar case image search program, similar case image search apparatus, and similar case image search method
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United States of America Patent
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Mar 30, 2021
Grant Date -
Jun 27, 2019
app pub date -
Mar 4, 2019
filing date -
Mar 10, 2017
priority date (Note) -
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Abstract
A similar case image search method performed by a computer, the method includes: extracting a lung field area from a medical image and identifying a contour of the lung field area including a chest wall and a mediastinum; identifying a position at which the chest wall and the mediastinum are internally divided and dividing the lung field area into a central area and a peripheral area based on a shape of the lung field area; counting the number of pixels indicating lesions in each of the divided central area and peripheral area; and identifying a similar case image corresponding to similarity level of the number of pixels indicating lesions by referring to a storage unit that stores the number of pixels indicating lesions in each of the areas.
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