Method for outputting freshness information, freshness information output apparatus, and non-transitory computer-readable recording medium

摘要

In a method for outputting freshness information used by a freshness information output apparatus, ultraviolet light is radiated onto an eye of a fish, an ultraviolet image of the eye of the fish is captured using an ultraviolet camera, a computer analyzes the ultraviolet image to determine freshness of a fish on the basis of luminance of an iris portion of the eye of the fish, and freshness information indicating the freshness of the fish is output to a display.

主权项

1. A method for outputting freshness information, the method comprising the steps of:
obtaining, using a hardware processor, information indicating luminance of an iris portion of an eye of a fish onto which ultraviolet light is radiated; and outputting, using the hardware processor, the freshness information indicating freshness of the fish on the basis of the foregoing information.