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基于多分区特征组合的虹膜识别算法
Alogrithm of Iris Recognition Based on Combination of Signatures of Multiple Regions
【摘要】 本文提出了一种基于多分区特征组合的虹膜识别算法,既考虑了虹膜纹理的全局特征又考虑了局部特征.实验结果表明,该算法与传统的Daugman算法相比,具有良好的鲁棒性,明显降低了错误识别率,可以有效地应用于非合作用户场合下的虹膜身份识别系统.
【Abstract】 The paper suggests an alogrithm of iris recognition based on combination of signatures of multiple regions,which takes into account the global and local texture features of iris.The results of experiment show that it favors robustness,and false recognition rates decrease substantially,compared with traditional Daugman′s alogrithm,which can be efficiently used to the iris recognition system under the noncooperative situation.
【关键词】 虹膜识别;
特征组合;
Hamming距;
【Key words】 iris recongniton; combination of signatures; Hamming distance;
【Key words】 iris recongniton; combination of signatures; Hamming distance;
【基金】 河南省自然科学基金项目(0611052000)
- 【文献出处】 河南大学学报(自然科学版) ,Journal of Henan University(Natural Science) , 编辑部邮箱 ,2008年01期
- 【分类号】TP391.41
- 【下载频次】135