Patent ID: 8548201

Claim:
An apparatus for recognizing an identifier of a vehicle comprising: a processor; and a non-transitory computer-readable storage medium having an ROI detecting unit detecting ROIs from an input image on the basis of a prior learning result by images for training, an identifier region selecting unit selecting the identifier region including the identifier of the vehicle from ROIs detected according to a predetermined criterion, an identifier recognizing unit analyzing the identifier region selected according to a type of the selected identifier region to recognize the vehicle identifier, and a training image analyzing unit generating a common data region including common data among training images as the prior learning result by analyzing the training images which are different in at least one component of the content, location, and size of the identifier, wherein the training image analyzing unit includes a common data region defining portion comparing and analyzing the training images which are different in the components and defining the common data region including characters or figures, a common data region extracting portion extracting the common data region defined for each of the training images, a feature component extracting portion extracting a feature component from the extracted common data region, and a prior learning result generating portion generating the prior learning result including successive character strings or successive figure strings on the basis of the extracted feature component.