A red dot flashing on a map signals that a crime may happen on that block soon.

在一张地图上，闪光的红点提供信号显示可能不久就会出现犯罪情况的那条街区。

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It's a Wiki Map for crime in Brazil.

这是一张巴西的维基犯罪地图。

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RECONSTRUCTING the sequence of events leading up to a murder could become easier and more precise thanks to a new system for producing a high-resolution 3D map of a crime scene.

重现犯罪事件会变得更加容易，更加精确，这多亏了一种叫做高端3D犯罪现场再现的新系统。

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Pattern analysis -- the heart of data mining -- is conventional crime-solving, whether the suspicious patterns are spotted on a crime pin map, on a city street, or in an electronic database.

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Ushahidi has been used to track violence in the Eastern Congo, monitor elections in India and Mexico, and even map crime in Atlanta.

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But by placing crime data onto a map showing your town, your neighbourhood and even your street, the statistics suddenly start to hit home.

BBC: Will crime maps work?