Histogram Equalization (he) as an image contrast enhancement technique is widely used. By improving the visual effect of images considerably, it assists the viewer in discovering hidden messages.
直方图均衡化(HE)是一种最常用的图像对比度增强技术，它能够在很大程度上增强图像的视觉效果，帮助人们识别图像中隐藏的信息。
Moreover, the obtained fluorescence image contrast was preatly enhanced using pseudo-colour image processing technique.
文中还分析了对所采集荧光图像进行衬比度增强处理的方法。
Experimental results obtained with this technique show substantial improvement in image contrast over that obtained via direct imaging.
用这种技术得到的实验结果显示这项技术在象的对比度方面比直接得到的象有很大提高。
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