The most important secret messages are hidden in intermediate frequency, which can resist normal JPEG compressing attack.

最重要秘密信息隐藏在中频，能够抵抗正常的JPEG压缩攻击。

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The paper analyzed the JPEG compressing method with losing information and several classical methods of edge distilling in brief.

简要分析了有损JPEG压缩算法和几种经典的边缘提取算法；

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This makes JPEG very poor for compressing text that needs to remain readable.

这使得JPEG非常不适于压缩需要保持字迹清晰的文本。

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Although the Jpeg format later caught on because it is better at compressing photographs, Gif's technique remains superior at tackling images containing large areas of uniform colour when no more than 256 different colours are used in the whole picture.

BBC: Webby Awards