Importance

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Abstract

A point-of-sale terminal includes an interface connectable to an imaging device, a memory that stores feature data representing a feature of an image of each item sold in a store, the feature data being associated with an item code of each item, and a processor configured to: control the imaging device to capture an image, perform a process on the image to read an item code of an item in the image, perform feature extraction on the image to acquire first feature data representing a feature of the item, search the memory for second feature data associated with the item code, based on the first and second feature data, determine whether a package of the item was changed, upon determining that the package of the item was not changed, register the item for purchase, and upon determining that the package of the item was changed, issue a notification.

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First Claim