DERMAL IMAGE INFORMATION PROCESSING DEVICE, DERMAL IMAGE INFORMATION PROCESSING METHOD, AND PROGRAM

A dermal image information processing device includes a memory; and a hardware component that reads data from the memory and performs: acquiring dermal image information indicating ridge lines in a papillary layer; detecting that the papillary layer includes an abnormal pattern by performing at least one of following determinations: determination of whether there are two or more circular cores; determination of whether there are four or more semicircular cores; determination of whether two or more semicircular cores are present and one or more circular cores are also present; and determination of whether there are four or more deltas; and outputting information of the abnormal pattern.