Commodity reading apparatus, sales data processing apparatus having the same and method for recognizing commodity

摘要

In accordance with one embodiment, a commodity reading apparatus comprises an image capturing section, an extraction module, a measurement module, a determination module and an identification module. The image capturing section photographs a commodity to capture an image of the commodity. The extraction module extracts an appearance feature amount of the commodity from the image of the commodity captured by the image capturing section. The measurement module measures a distance from the image capturing section to the commodity photographed. The determination module determines the size of the commodity based on the distance measured by the measurement module and the size of the commodity in the image. The identification module recognizes the commodity based on the appearance feature amount extracted by the extraction module and the size determined by the determination module.