classias::precall Class Reference

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Detailed Description

Counter for precision, recall, and F1 scores.

Public Member Functions
	precall (int N)
	Constructs an object.
virtual	~precall ()
	Destructs an object.
void	resize (int N)
	Resize the number of labels.
void	set (int p, int r)
	Sets a pair of predicted and reference labels.
template<class positive_iterator_type>
void	output_micro (std::ostream &os, positive_iterator_type pb, positive_iterator_type pe) const
	Outputs micro-average precision, recall, F1 scores.
template<class positive_iterator_type>
void	output_macro (std::ostream &os, positive_iterator_type pb, positive_iterator_type pe) const
	Outputs macro-average precision, recall, F1 scores.
Protected Attributes
std::vector< label_stat >	m_stat
	The label-wise stats.
Data Structures
struct	label_stat
	A counter for each label. More...

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Constructor & Destructor Documentation

classias::precall::precall

(

int

N

)

[inline]

Constructs an object.

Parameters:

N

The number of labels.

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Member Function Documentation

void classias::precall::resize

(

int

N

)

[inline]

Resize the number of labels.

Parameters:

N

The number of labels.

void classias::precall::set	(	int	p,
		int	r
	)			[inline]

Sets a pair of predicted and reference labels.

Parameters:

	p	The predicted label.
	r	The reference label.

template<class positive_iterator_type>

void classias::precall::output_micro	(	std::ostream &	os,
		positive_iterator_type	pb,
		positive_iterator_type	pe
	)			const [inline]

Outputs micro-average precision, recall, F1 scores.

Parameters:

	os	The output stream.
	pb	The iterator for the first element of the positive labels.
	pe	The iterator just beyond the last element of the positive labels.

template<class positive_iterator_type>

void classias::precall::output_macro	(	std::ostream &	os,
		positive_iterator_type	pb,
		positive_iterator_type	pe
	)			const [inline]

Outputs macro-average precision, recall, F1 scores.

Parameters:

	os	The output stream.
	pb	The iterator for the first element of the positive labels.
	pe	The iterator just beyond the last element of the positive labels.

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Copyright (c) 2002-2009 by Naoaki Okazaki
Mon Dec 28 23:41:05 2009