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瑞利分布

瑞利分布
概率密度函數

累積分布函數

参数
值域
概率密度函数
累積分布函數
期望值
中位數
眾數
方差
偏度
峰度
矩生成函数
特徵函数

瑞利分布(Rayleigh distribution),又译为莱利分布,当一个随机二维向量的两个分量呈独立的、有着相同的方差、均值为0的正态分布时,这个向量的模呈瑞利分布。例如,当随机复数的实部和虚部独立同分布于0均值,同方差的正态分布时,该复数的绝对值服从瑞利分布。该分布是以瑞利命名的。

瑞利分布的概率密度函数[1]

参见

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參考文獻

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  1. ^ Athanasios Papoulis, S Pillai, "Probability, Random Variables and Stochastic Processes", 2001, ISBN 0073660116 / 9780073660110
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瑞利分布
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