The current prevalence of bottled liquid impurity detection method mainly the seizure of artificial lights, light scattering, high performance liquid chromatography, based on image processing methods.
目前流行的瓶装液异物检测方法主要有人工灯检法、光散射法、高效液相色谱法、基于图像处理的方法等。
We do research in automatic detection technique of liquid impurity on the basis of video frequency. It has significance in theory and has broad application future in industry production field.
论文开展基于视频液体中杂质的自动检测技术研究，具有重要的理论意义，在工业生产中等领域具有广阔的应用前景。
Presently, in the field of impurity detection in liquid, most research is limited to single frame image. That cannot get good result.
目前，对于液体中的杂质检测，大多研究只限于单帧图像，漏检率高，难于获得较好的效果。
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