Based on a hybrid opto electrical image processing system with an incoherent correlator, the image matching algorithm using optical Walsh transformation is realized successfully.
基于以非相干光相关器为核心的光电混合图像处理系统，实现了基于光学沃尔什变换特征提取的图像匹配算法。
Compared to traditional opto-electrical method, it can solve the problems of poor quality for bar code, and the system is well-adapted.
相比于传统的光电识读方式，可解决条形码质量不佳的问题，系统的适应性强。
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