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采用灰色系统理论的关联分析法,对城市噪声污染状况进行综合比较评价。
Relationship analysis method of gray system theory was adopted to compare and estimate municipal noise pollution situation in this paper.
热运动分析法所需要的参数少,但是受到系统噪声影响较大;
The thermal motion analysis method needs the least parameters, but the results are greatly affected by the system noise.
以大量的水下目标辐射噪声资料为依托,借助高阶累积量分析法,研究了目标信号的非高斯特性。
For the radiation noises from underwater targets apparently contain non-Gaussian ingredients, their non-Gaussion features were studied through high-order cumulants.
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