而且增强了图像数据的动态范围。
灰度线性变换法能够加大图像动态范围，增强高通滤波法能够增强图像的精细结构。
We can expand dynamic range using grey linear transformation, and make fine structures improved using enhanced high -pass filtering method.
LED背光技术不仅显著增强了LCD显示的动态范围，同时使现有图像达到了更逼真的显示效果。
LED backlight technique dramatically enhances the dynamic range of an LCD display and hence extends its ability to present images with high reality.
目的在图像工程中，图像增强方法有多种，如增强对比度和动态范围压缩等等。
Objective There are many image enhance methods in image engineering, for example contrast enhancement and dynamic range compression and so on.
目的在图像工程中，图像增强方法有多种，如增强对比度和动态范围压缩等等。
Objective There are many image enhance methods in image engineering, for example contrast enhancement and dynamic range compression and so on.
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