采集完成图像之后，在purebkpage页面自动提取模板图像中的印刷品轮廓的最小外接矩形，同时提供印刷品的水平偏移角度在模板管理页面，如果指定ROI区域，则提取ROI区域内的所有多边形轮廓，如果未指定ROI区域，则提取整幅图像的所有多边形轮廓在选取定位核时，提供给用户指定数量的定位核候选矩形区域，供用户做最终选择-After the acquisition is completed image in purebkpage page template to automatically extract the minimum bounding rectangle of printed image contours while providing horizontal offset angle in print templates management page, if you specify the ROI, then extract all polygons outline ROI within the region, if ROI is not specified region, extract the whole image when you select all polygons outline nuclear localization, available to a user-specified number of candidate nuclear localization rectangular area for the user to make the final choice