A new iris recognition method searching for the appropriate wavelet scale is proposed using the bandpass characteristic of wavelets and wavelet transform principles for detecting singularities.

• 摘要 利用小波的带通特性和小波变换检测奇异点的原理提取虹膜特征，并在此基础上提出了一种新的搜索合适小波尺度的虹膜识别算法。