沿着一条直线的图象象素被转换成视频信号，然后由一个电子滤波器进行低通滤波。
The picture elements across a line are converted to the video signal and low-pass filtered with an electrical filter .
提出在二值图象中一种新的细化方法。此方法在删除图象象素时所遵循的规则较少，简单、快速，细化结果比其他细化算法的结果好。
This paper introduces a new thinning method for digital images. This method is simple and rapid without following too many rules. The thinning result is quite well after using this method.
从普通透射电子显微镜图象和电视图象的一些例子表明，图象压缩到每象素0.45比特时仍能获得较好的视觉质量。
Using examples drawn from conventional transmission microscope and TV picture it is shown that an compressed picture with 0.45 bit per pixel can give a reasonable visual quality.
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