A detection method for weak signal with coherence average is presented, and the principle of cross-correlation detection is introduced.
提出了采用相干平均法提高信号的信噪比并检测微弱信号的方法，介绍了相关检测的原理。
This paper introduces cross-correlation detection theory and maximum likelihood theory and based on the two theories, puts forward a new method for weak signal detection.
简单介绍互相关检测的原理及最大似然理论，并在此基础上，提出了将互相关检测与最大似然理论相结合检测弱信号的新方法。
The method which combines cross correlation detection with chaos theory to detect the weak signals relative to central frequency in overvoltage monitoring is proposed in the paper.
提出将互相关检测和混沌理论相结合应用于过电压监测中的频率跟踪，检测相对于中心频率极小的微弱信号。
A new method for image sequence object detection based on the normalized cross correlation coefficient is proposed.
提出一种基于归一化互相关系数的图像序列运动目标检测方法。
Earthquake location and detection by waveform cross correlation, focal mechanism. Crustal fault zone structure imaging. Numerical modeling on earthquake ruptures and faulting.
地震定位与波形方法检测，地震震源机制，断层活动数值模拟，地壳断层结构与地球内部结构。
With the problem of noise disturbance in leak detection and location of pipeline, a signal process method based on empirical mode decomposition (EMD) and cross-correlation was presented.
针对长输管道泄漏检测与定位中噪声干扰问题，提出了一种基于EMD分解和相关分析的管道泄漏检测与定位方法。
On the basis of conventional cross correlation, the detector can complete packet detection and fine symbol timing at the same time by accumulating multi-path energy.
在改进传统互相关算法的基础上，通过累积多径能量，该分组检测器可以同时实现分组检测和符号精定时。
On the base of conventional cross correlation, the detector can complete packet detection and fine symbol timing at the same time by accumulating multi-path energy.
在改进传统互相关算法的基础上，通过累积多径能量，使得该分组检测器可以同时实现分组检测和符号精定时。
On the base of conventional cross correlation, the detector can complete packet detection and fine symbol timing at the same time by accumulating multi-path energy.
在改进传统互相关算法的基础上，通过累积多径能量，使得该分组检测器可以同时实现分组检测和符号精定时。
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