beseem

It ill beseems you to refuse.

你该拒绝。

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

他应置朋友于顾而离去。

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压缩具有很鲁棒性，同对滤波和加噪等处理具有很碎性，适合于图像内容认证。