The gunports were made with boolean substraction operation.
炮眼的制作应用了布尔运算。
Objective To investigate a digital substraction technique with computer image processing for diagnosis on dental X ray films.
目的研究计算机图像数字减影技术对常规牙齿X线片的诊断作用。
In complex substraction, for both right handed groups, activation of functional areas of frontal and parietal lobe had the left laterality.
病例组和对照组右利手者的额、顶叶在复杂减法计算时均体现左侧偏侧化现象。
Results The conventional dental films processed with the system could clearly show the location, size and prognosis of the lesions. Conclusion A digital substraction…
结果本系统对普通牙齿、牙周病及根尖周病等X线片进行各种图像处理，有助于了解病变的范围、大小及预后。
The processing methods that enhance the image of defective areas in the radiographs , such as charge region fixation , image substraction , image filtration , image trinization , are presented .
提出用装药区定位、减影，滤波去噪、三值化等图象预处理方法增强图象中的疵病信息；
The processing methods that enhance the image of defective areas in the radiographs , such as charge region fixation , image substraction , image filtration , image trinization , are presented .
提出用装药区定位、减影，滤波去噪、三值化等图象预处理方法增强图象中的疵病信息；
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