beseem

It did not beseem him to leave his friend without help.

他朋友顾。

It ill beseems you to refuse.

你该拒绝。

It does not beseem you.

这适合你。

The result of experiment show that this algorithm has good robust against JPEG，and frangibility against the familiar attacks，and beseem to selective authentication for image.

实验结果表明，该方法对JPEG压缩具有很好的鲁棒性，同时对滤波和加噪等处理具有很好的易碎性，适合图像的内容认证。