网络控制系统的QOS研究 - docin.com豆丁网 了平均丢包率, 得到的结果是比较保守的。OiangLing研究TNCS中丢包问题对系统性能的影响, 推导了离散时间反馈控制系统输出的能量谱密度(PSD,PowerSpectral Density),其中反馈测量值丢包概率用一个已知的概率占来描述。文中计算PSD 是丢包概率的函数,而丢包概率被看作
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物理含义:能量信号的自相关函数与能量谱密度函数构成傅立叶变换对。
Physical meaning: the self-correlation function and the energy spectrum density function compose a Fourier transform pair.
从运动磁单极子产生的流密度方程出发,研究了在中心力场中沿双曲线运动磁单极子辐射能量谱,并对其进行数值计算。
Base on the current density caused by the moving monopole, the hyperbola radiation spectrums of monopole in the central force-field are studied in detail and numerical value calculated in this paper.
得到了它的电子结构,包括分子丛轨道能量本征值谱、态密度、电荷转移等等结果。
It's electronic structure, including spectrum of the ground state valence levels, density of states, and the charge transfer between adsorbate and substrate, is obtained.
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