grey scale mean value 灰度平均值
PCNA positive surface area and grey scale value which were measured by quantitative image analysis.
图像定量分析法测量pcna阳性产物面积及灰度值。
For regions with high grey-scale level or with tensely variable grey level, the image enhancement coefficients shall be adaptively controlled based on local mean value and variance.
针对图像中的高灰度区和灰度剧变区，应用图像局部均值和方差自适应调节增强系数。
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