Then the influence on the average power spectrum and bispectrum of specklegrams caused by the photon noise, additive noise and more complex noises of other kinds in the detecting system .
介绍了所用的二维光子计数斑点像探测系统的性能，分析了探测系统的光子噪声、附加噪声和其它更复杂的噪声对斑点图的平均功率谱和重谱的影响。
The power spectrum of the noise and signal are estimated by the average smooth periodogram method.
用平均平滑周期图法分别估算出信号与噪声的功率谱密度函数。
The average power reflection coefficient, directivity, power spectrum are obtained for different edge plasma densities and for different phasings between main waveguides.
计算了其平均功率反射系数、方向性系数和功率谱与等离子体边缘密度和主波导相位差等参数的关系。
This algorithm firstly calculates the average power serial, and then finishes the detection of PN code rate through the analysis of frequency spectrum and smooth processing.
该算法首先计算序列的平均功率，然后对其进行谱分析并作平滑处理而完成伪码速率的判定。
That is, there exists an optimal threshold, which lies in the average gray of the joint transform power spectrum by computer simulation.
并通过计算机模拟，确定出该最佳阈值位于联合变换功率谱的平均灰度值附近。
After combined with correlation accumulation technique and power spectrum collection-average technique, the estimation performance can be improved.
将它与相关积累技术和功率谱集平均技术相结合，能提高该方法的估计性能。
Proton energy spectrum distribution was simulated. And the average collision stopping power of proton in alanine dosimeter was calculated subsequently.
模拟计算了丙氨酸剂量计中的质子能谱分布，随后计算了丙氨酸剂量计的平均碰撞阻止本领。
Proton energy spectrum distribution was simulated. And the average collision stopping power of proton in alanine dosimeter was calculated subsequently.
模拟计算了丙氨酸剂量计中的质子能谱分布，随后计算了丙氨酸剂量计的平均碰撞阻止本领。
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