本文分析总结了国内外图像质量检测的诸多方法，探索了一种利用图像技术实现印刷品缺陷在线检测的方案。
Based on image technology, some basic methods of image quality detection have been analyzed, and a scheme of real-time presswork quality detection equipment is built.
本文主要讨论了对虹膜采集装置的改进、定位、图像质量评定、活体检测和编码以及测试统计。
The researches are mainly focused on the improvement of iris sampling equipment, iris localization, the quality evaluation of iris image, live detection, coding and test statistic.
高精度的图像配准是质量检测的前提。
Precision image registration is a prerequisite for quality inspection.
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