本文证明了时间域内的平稳相关序列经离散傅里叶变换之后,听得到的是频域内的正交随机序列。
This paper proved that a frequency stochastic sequence obtained from a stationarily correlated time series by using discrete Fourier transform is orthogonal.
可以期望,广义谱概念的建立,将十分有助于对排队系统输出序列、排队仿真序列以及所有离散系统随机仿真序列特征与规律的揭示。
We can believe in that the new concept will be beneficial for the study on the output sequence of queuing system, and queuing simulation sequence as well.
分析了工作原理和数学模型,研究了它的抗干扰特性,给出了离散随机脉位序列调制码的产生方案。
The block diagram of the system is given and its working principle and mathematic model are analyzed. And also, its anti jamming performances are studied.
文中应用响应谱的离散形式将模式谱的计算结果与北半球(1881—1980年)年平均温度距平序列的实际谱进行了统计检验,从而论证了随机模式模拟全球温度变化的适用性。
The correspondence between the computed spectra by the model and the observed ones of annual mean temperature anomalies in the Northern Hemisphere from 1881 to 1980 is statistically examined.
文中应用响应谱的离散形式将模式谱的计算结果与北半球(1881—1980年)年平均温度距平序列的实际谱进行了统计检验,从而论证了随机模式模拟全球温度变化的适用性。
The correspondence between the computed spectra by the model and the observed ones of annual mean temperature anomalies in the Northern Hemisphere from 1881 to 1980 is statistically examined.
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