It is hard to detect a small target in a complex background using a conventional algorithm, especially when IR target has few pixels, many fake targets will be detected.

在复杂红外背景中如果红外点目标所占的像素少，通常的检测方法就很难将目标检测出来，且往往会含有较多假目标。

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The traditional detect method of adopting acl for DOS can not identify the attack aiming at the fake address and application layer, and easily made the server cannot apply the normal service for user.

对分布式拒绝服务攻击的防护，传统的方法是采用路由访问控制列表过滤的防护方法，无法识别虚假地址和针对应用层的攻击，而且容易造成服务器无法向外部提供正常的服务。

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The service helps detect a fake medicine by printing a unique 12-digit code under a scratch-off sticker on each package or on medicine cartons.

只需要在药盒或药箱上打印一排可刮开的代码，这项服务就可以帮助人们监测假药。

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Unless you know what to look for, the differences in weight, workmanship and appearance are difficult to detect between original and fake.

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The purpose was, in part, to help train their machine algorithms to detect real names versus fake names and real account versus spam and fake accounts.

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Dealers sometimes try to make fake profiles harder to detect by randomly following some famous and some average people, or posting tweets grabbed from the Twitter stream.

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