Density evolution is a new method for analyzing the asymptotic performance of near capacity limit error-correcting codes.
密度进化方法是分析现代高效纠错编译码渐近性能的新方法。
Probability density evolution method for the analysis of linear stochastic structural static response under random loading is proposed.
提出了随机荷载作用下随机结构线性静力反应的概率密度演化方法。
The probability density function of the stochastic structural response can be obtained by the probability density evolution method.
随机结构反应的概率密度演化方法能够给出随机荷载作用下随机结构反应的概率密度函数。
By analyzing the discretized density evolution theory and the differential evolution algorithm, a method is proposed to search optimal irregular LDPC code for joint optimization of the system.
在分析和阐述了离散概率密度演化理论和多维线性空间极值问题的基础上，给出了适合于该方案的非正则ldpc码的搜索算法和搜索结果。
A method for discreted description of damage mechanism is given, and the evolution equation of discreted orientation density of cracks is obtained.
文中给出了损伤机构离散化的方法，并对方位密度给出了演化方程。
Through the probability density evolution method, the instantaneous probability density function of response of double random vibration systems is numerically obtained.
将股市上扬的天数转化为随机游程的长度，利用密度演化方法求得了股市上扬天数的分布以及均值和方差。
Through the probability density evolution method, the instantaneous probability density function of response of double random vibration systems is numerically obtained.
将股市上扬的天数转化为随机游程的长度，利用密度演化方法求得了股市上扬天数的分布以及均值和方差。
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