The technique is critical for identifying abnormalities such as tumors, spotting the warning signs of some brain diseases, and revealing the extent of trauma from strokes.

该技术对于识别大脑异常极为重要，它可以用于诊断脑肿瘤，识别一些大脑疾病的报警征兆，反映出中风造成的创伤程度。

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They could take more responsibility for identifying infected computers and spotting attacks as they happen.

他们应担负更多的识别受感染电脑和实时发现攻击行为的责任。

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Mapping nearby features, spotting road edges and lane markings, reading signs and traffic lights and identifying pedestrians is done using a combination of cameras, radar and lidar (which works like radar, but with pulses of light rather than radio waves).

ECONOMIST: Inside story