发明名称 Apparatus and method for fingerprint recognition system
摘要 A fingerprint recognition method includes iterative gamma correction that compensates moisture effect, feature extraction operations, directional morphological filtering that effectively links broken ridges and breaks smeared ridges, adaptive image alignment by local minutia matching, global matching by relaxed rigid transform, and statistical matching with Gaussian weighting functions.
申请公布号 US6763127(B1) 申请公布日期 2004.07.13
申请号 US20000680999 申请日期 2000.10.06
申请人 IC MEDIA CORPORATION 发明人 LIN SHANG-HUNG;JEN HUNG-MIN
分类号 G06K9/00;(IPC1-7):G06K9/00 主分类号 G06K9/00
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