韦茨的做法是注射已知序列的DNA短链到水滴中，这些链是用光学条码标签的。
In Weitz's approach, droplets are injected with short strands of DNA of a known sequence, and these strands are labeled with an optical bar code.
光学成像条码定位是一种基于条码识别技术和机器视觉测量的光电自动化测量方法，具有广泛的应用领域。
Based on barcode recognition and machine vision technology, optical barcode image positioning (OBIP) has been widely applied in photoelectric automatic measurement fields.
对于被光学系统点扩展函数严重模糊的高密度条码图像，这种方法的性能急剧下降。
But the performance of this method deteriorates in the case of high density bar code image, which is severely blurred by a point spread function of optical system.
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