To overcome the disadvantage of image match based image gray,the paper first gives the definition of "image trace",then by computing the trace difference of images and geting the least value of accumulative errors,it finishes the im.
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在放大后的图像中可以见到船只或小艇V字形的尾迹。
通过正常颅脑CT扫描图像，对枕骨蛛网膜颗粒压迹进行研究。
To study the depression of occipital arachnoid granulation by normal CT scans.
基于模糊集理论目标识别方法，通过CCD图像采集，利用目标与弹迹灰度的不同，对射击成绩进行评价。
Based on fuzzy set theory target recognition method, through CCD image collection, the difference between target and bullet track gradation were used to evaluate the firing grade.
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