Rakuten Group, Inc.

Menandro Roxas

Mitsuru Nakazawa

An information processing deviceincludes a motion acquisition unitfor acquiring a motion magnitude for each of a plurality of image elements included in a plurality of captured images, a threshold determination unitfor determining a threshold used to exclude image elements not to be included in a histogram showing a distribution of the motion magnitudes of the image elements, a histogram creation unitfor creating the histogram with respect to image elements, among the plurality of image elements, excluding image elements having motion magnitudes that exceed the threshold, a range estimation unitfor referring to the histogram in order to estimate a motion magnitude range corresponding to image elements capturing a predetermined part of the imaging subject, the predetermined part being within a predetermined distance range of an imaging position, and an image element specification unitfor specifying the image elements capturing the predetermined part by specifying the image elements belonging to the estimated range.

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Tokyo, Japan

Menandro Roxas