Most effectively combing the weak classifiers is important work for increasing the speed of detecting task.

快速的人脸检测还有一个重要任务就是将这些弱分类器有效地组合起来，提高人脸检测的速度。

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Until now, we haven't known what "best" meant, and by combing factors like availability, price, and quality as well as speed, there would have been plenty of wriggle room to allow ministers to declare victory.

BBC: The fight for faster broadband