Patent ID: 8915562

Claim:
A method to improve visual attractiveness of a region of human skin, the method comprising: generating, using at least one camera of a handheld device, one or more images of the region of human skin, the region of human skin allocated into a plurality of frexels; processing, using a computing environment, the one or more images to measure reflective properties of a pattern within the plurality of frexels; determining, using the computing environment, a total amount of a substance to apply to specific frexels of the plurality of frexels based on the reflective properties, the total amount being applicable to the specific frexels to achieve a desired reflectance, the substance comprising at least one of an ink, a dye, a pigment and a bleaching agent; determining, using the computing environment, an amount of the substance to apply to the specific frexels, the amount being a portion of the total amount and being applicable to the specific frexels to achieve a reflectance different from the desired reflectance; and applying, using an application head of the handheld device, the substance to the specific frexels based on the amount to modify the pattern.