基于硬件采集设备改进的虹膜识别与匹配研究

he present paper embarks from the practical application angle, to tested the hardware gathering equipment which iris gathering and in the recognition treating processes all used to make in the function improvement and the consummation, the goal is wants to enhance the iris the match and the recognition rate, could cause the iris recognition technology by the time to enter the practical stage as soon as possible, in view of the gathering equipment function improvement, the present paper and gathered the iris inside diameter change according to the iris pupil inside diameter change the image data, carried on the characteristic extraction separately in view of the different size iris pupil inside diameter image, and used the same iris inside diameter size the iris image to carry on the biological match and the recognition method, enhanced the iris the recognition rate.