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关注：1
2013-05-23 12:21
求翻译：过零率就是样本改变符号的次数是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
过零率就是样本改变符号的次数
问题补充： |
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2013-05-23 12:21:38
Change the sample rate is zero the number of symbols
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2013-05-23 12:23:18
It is a zero rate of sample frequency change symbols
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2013-05-23 12:24:58
The zero crossing rate is the sample reversal number of times
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2013-05-23 12:26:38
Zero-crossing rate is sample change symbol number
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2013-05-23 12:28:18
Zero-crossing rate is sample change symbol number
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