Image recognition to support shelf auditing for consumer research

摘要

Image recognition methods, apparatus and articles or manufacture to support shelf auditing for consumer research are disclosed herein. Example methods disclosed herein include comparing a first image signature associated with an input image with a plurality of reference signatures associated with a plurality of reference images to identify a first reference image matching the input image. Such disclosed example methods also include identifying a first group of items depicted in the input image as corresponding to a first group of reference items registered with the first reference image. Such disclosed example methods further include determining a first region of the input image that differs from a corresponding first region of the first reference image, and processing the first region of the input image based on a template to identify a second item depicted in the input image.