This makes it hard, for instance, to compare real-time video images (from a camera in the nose-cone of a missile, for example) with a set of several thousand targets (pictures of enemy aircraft, say), because all the targets have to be tested within a thirtieth of a second, the duration of a single frame of video.

ECONOMIST: Optical recognition

Simultaneously, Los Angeles broke a coldest July day record set in 1926, Australia since 1966, and the southern cone of South America saw the coldest July in a half century.

FORBES: Magazine Article