blitz::Statistics< T > Class Template Reference

Estimates sample mean and variance without overflows. More...

#include <blitz.hh>

Public Member Functions
int	count () const noexcept
const T &	mean () const noexcept
T	variance (T addon) const noexcept
T	population_variance () const noexcept
T	unbiased_variance () const noexcept
T	variance () const noexcept
void	update (T x)
void	clear ()

Friends
std::ostream &	operator<< (std::ostream &out, const Statistics &rhs)

Detailed Description

template<class T>
class blitz::Statistics< T >

Estimates sample mean and variance without overflows.

Date

2019-03-18

Author

Ivan Gankevich

• Uses Welford algorithm [welford1962].

Definition at line 372 of file blitz.hh.