When the system determines visitors to acquaintances (in safety case), do not produce alarm, otherwise select and create alert.

当系统判定访客为熟人(即安全情况)时，不产生报警，反之则产生报警。

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Predictions can also be used in alert conditions, enabling users to create notifications that will be sent when predictions indicate problems or opportunities.

还可以在警报条件中使用预测，使用户能够创建在预测指示问题或机会时发送的通知。

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The third gadget is the alert notifier, shown in Figure 8. When you create an instance of this gadget, the list of alerts shown is periodically updated so that you get notified with new alerts.

第三个 Gadget 是警报通知器，如图 8 所示，当您创建此 Gadget 的实例时，所显示的警报列表将定期更新，以便您通过新的警报获得通知。

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For instance, the company is currently assembling a list of certified businesses to create an alert system that distinguishes between phishing sites and legitimate sites.

FORBES: Spear The Phishers--Not The Fish

Agency officials said, however, that they were alarmed enough that they immediately ordered the companies that manufacture the meters to create a system to alert riders when the higher rates are being charged.

FORBES: 53rd Street to Chelsea, by way of Secaucus

Since this elaborate electronic hoax is an embarrassment to the university at a level, will athletic departments create red flag words and phrases that alert the school of illicit conversations and then monitor player electronic communications like cell phone and computer data?

FORBES: Who's Been Duped? The Manti Te'o Hoax.