英语词汇crossing zero怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

短语

1
Traditionally, the method of bar code recognition is based on zero crossing of the second derivative.
传统的条码识别方法是通过二阶导数零交叉来定位条码边界。
2
Wavelet zero crossing representation is investigated. A new and simple method of reconstructing signal from its wavelet zero crossing representation is given.
分析了信号零交叉表示方法，给出了新的由零交叉表示进行原始信号重构的算法。
3
A new edge tracking algorithm based on zero-crossing edge detection technique is applied in the process of threshold computing.
在阈值计算过程中，还用到一种基于过零点边缘检测技术的边缘追踪算法。

单词	crossing zero
释义	crossing zero 简明释义相交零点网络释义短语 1 zero crossing 零点交叉 ; 考虑到零的交叉 ; 零交叉点 2 zero crossing detector 电子过零检测器 ; 零交叉检测仪 ; 电子零交叉检测器 3 crossing zero triggering 过零触发双语例句 1 Traditionally, the method of bar code recognition is based on zero crossing of the second derivative. 传统的条码识别方法是通过二阶导数零交叉来定位条码边界。 2 Wavelet zero crossing representation is investigated. A new and simple method of reconstructing signal from its wavelet zero crossing representation is given. 分析了信号零交叉表示方法，给出了新的由零交叉表示进行原始信号重构的算法。 3 A new edge tracking algorithm based on zero-crossing edge detection technique is applied in the process of threshold computing. 在阈值计算过程中，还用到一种基于过零点边缘检测技术的边缘追踪算法。
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