For example, in my report I rate the speech recognition prediction as partially correct.

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Google also used the technology to cut the error rate on speech recognition in its latest Android mobile software.

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Even then, the error rate for facial-recognition software has proved to be as high as 10% in tests.

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Better targeting through audio and image recognition could also improve the click-through rate of videos, or how often an ad is clicked for every time it appears.

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For now, the researchers have created an eight-electrode proof-of-concept bracelet, but its accuracy leaves something to be desired -- it correctly identifies its wearer only 80 to 90 percent of the time, whereas fingerprint recognition has a failure rate of less than 1 in 1, 000.

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That might not seem a big percentage, but the hit rate will get better as face-recognition software improves and more snaps are uploaded.

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Cameras using number plate recognition technology would be used to catch motorway users who had not paid the higher rate.

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So, having elected to go the company, corporate, route Livingstone faced the choice of, having delayed that income recognition for his own personal tax purposes (it would have been taxed at the lower rate of corporation tax though) he has a choice as to how to extract that income from the company.

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