语音清浊音判决的实质是一个非线性分类问题，可以用神经网络的方法来实现。

The voicing decision for a speech segment is a very important subject in speech processing.

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辅音清浊对立逐渐消失，有浊音清化的趋势。

And a trend of devocalization in sonant can also be found.

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对英语擦音和赛擦音的研究表明它们的浊音音质其实深受其后辅音清浊的影响。

Studies of English fricatives and affricates have shown that their voicing is severely influenced by the voicing of the following sound.

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