The program can, where necessary, filter out objects such as flags being waved to focus specifically on other objects, for instance a person on the edge of the pitch.

如果哪里需要，程序可以过滤掉像挥动的旗子这样的物体而去特别地关注另一些物体，比如球场边上的一个人。

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A method of calculating wavelet transformation filter coefficients for multiscale edge detection is given in this paper, and the efficiency of the method is clarified.

提出了一种用于多尺度边缘检测的小波变换滤波器系数的计算方法，并且以具体例子进行了检验，表明了该方法的有效性。

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Elgato Systems, the maker of EyeTV, has released a demo video of the filter in action — it's not perfect, but it definitely seems to take the edge out of the annoying buzzing sound.

Elgato系统，这家发明e yeTV的公司，已经公布了一段消音器工作的演示视频——它并非完美，但确实似乎能将烦人的嗡嗡声降到可接受的程度。

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And just as Gatorade and gel-cushioned trainers moved from the racetrack into the mainstream, so yesterday's cutting-edge technology, like graphics cards or online gaming, will filter down to the mainstream market.

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