Compared with Glu group, the gray level of HO - 1 was significantly increased in HO group ( P ＜0.05 ).

与Glu组比较, HO组的HO-1灰度值明显增加 ( P<0.05 ).

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This method has advantages of being easy to realize and high color sensitivity for gray level.

该方法和已有方法相比,具有容易实现、颜色对灰度等级分割的灵敏度高、实时效果好的特点.

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Objective To study a method to display high gray level CT image without window.

目的研究一种可以不采用加窗显示高灰度级CT图像的方法.

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The method of linear gray level transformations is used to enhance the contrast of the picture.

利用线性灰度拉深的方法提高了图象的对比度.

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This image matching algorithm using critical feature points in space - scale, which represent image gray - level feature.

该方法采用尺度空间下的临界特征点来描述图像的灰度特征,对光照和噪声具有一定的鲁棒性.

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