C++
数字 | Numerics

std::fisher_f_distribution

STD:Fisher[医]f[医]分布

Defined in header
template< class RealType = double > class fisher_f_distribution;(since C++11)

根据F-分布:P%28 x;m,n%29=

Γ%28%28m+n%29/2%29

*。

Γ%28m/2%29Γ%28N/2%29

2800万/n%2900万/2

X%28m/2%29-1

%281+

MX

*。

n

%29-%2800万+n%29/2

M和n是自由度%28http://en.wikipara.com/wiki/dies自由%28统计数字%29%29...

std::fisher_f_distribution满足…的所有要求RandomNumberDistribution...

模板参数

RealType-The result type generated by the generator. The effect is undefined if this is not one of float, double, or long double.

成员类型

Member typeDefinition
result_typeRealType
param_typethe type of the parameter set, see RandomNumberDistribution.

成员函数

(constructor)constructs new distribution (public member function)
resetresets the internal state of the distribution (public member function)

世代

运算符%28%29在分布%28公共成员函数%29中生成下一个随机数。

特征

mn返回分布参数%28公共成员函数%29

Param获取或设置分布参数对象%28公共成员函数%29

min返回最小潜在生成值%28公共成员函数%29

MAX返回最大潜在生成值%28公共成员函数%29

非会员职能

operator==operator!=compares two distribution objects (function)
operator<<operator>>performs stream input and output on pseudo-random number distribution (function template)

外部链接

韦斯施泰因,埃里克W.“F-分配”来自MathWorld的一个Wolfram Web资源。

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