contrib/mul/clsfy/clsfy_classifier_base.h File Reference

Describe an abstract classifier. More...

#include <vcl_string.h>
#include <vcl_vector.h>
#include <vnl/vnl_vector.h>
#include <mbl/mbl_data_wrapper.h>
#include <vsl/vsl_binary_io.h>
#include <vcl_iostream.h>

Go to the source code of this file.

Classes
class	clsfy_classifier_base
	A common interface for 1-out-of-N classifiers. More...
Functions
void	vsl_add_to_binary_loader (const clsfy_classifier_base &b)
	Allows derived class to be loaded by base-class pointer.
void	vsl_b_write (vsl_b_ostream &bfs, const clsfy_classifier_base &b)
	Binary file stream output operator for class reference.
void	vsl_b_read (vsl_b_istream &bfs, clsfy_classifier_base &b)
	Binary file stream input operator for class reference.
vcl_ostream &	operator<< (vcl_ostream &os, const clsfy_classifier_base &b)
	Stream output operator for class reference.
vcl_ostream &	operator<< (vcl_ostream &os, const clsfy_classifier_base *b)
	Stream output operator for class pointer.
void	vsl_print_summary (vcl_ostream &os, const clsfy_classifier_base &b)
	Stream output operator for class reference.
void	vsl_print_summary (vcl_ostream &os, const clsfy_classifier_base *b)
	Stream output operator for class pointer.
double	clsfy_test_error (const clsfy_classifier_base &classifier, mbl_data_wrapper< vnl_vector< double > > &test_inputs, const vcl_vector< unsigned > &test_outputs)
	Calculate the fraction of test samples which are classified incorrectly.
double	clsfy_test_error (const clsfy_classifier_base &classifier, mbl_data_wrapper< vnl_vector< double > > &test_inputs, const vcl_vector< unsigned > &test_outputs, unsigned test_class)
	Calculate the fraction of test samples of a particular class which are classified incorrectly.

---

Detailed Description

Describe an abstract classifier.

Author:

Ian Scott

Date:

2000-05-10

    Modifications
     2 May 2001 IMS Converted to VXL
   

Definition in file clsfy_classifier_base.h.

---

Function Documentation

double clsfy_test_error	(	const clsfy_classifier_base &	classifier,
		mbl_data_wrapper< vnl_vector< double > > &	test_inputs,
		const vcl_vector< unsigned > &	test_outputs
	)

Calculate the fraction of test samples which are classified incorrectly.

Definition at line 126 of file clsfy_classifier_base.cxx.

double clsfy_test_error	(	const clsfy_classifier_base &	classifier,
		mbl_data_wrapper< vnl_vector< double > > &	test_inputs,
		const vcl_vector< unsigned > &	test_outputs,
		unsigned	test_class
	)

Calculate the fraction of test samples of a particular class which are classified incorrectly.

Returns:

-1 if there are no samples of test_class.

Definition at line 145 of file clsfy_classifier_base.cxx.

vcl_ostream& operator<<	(	vcl_ostream &	os,
		const clsfy_classifier_base &	b
	)

Stream output operator for class reference.

Definition at line 84 of file clsfy_classifier_base.cxx.

vcl_ostream& operator<<	(	vcl_ostream &	os,
		const clsfy_classifier_base *	b
	)

Stream output operator for class pointer.

Definition at line 95 of file clsfy_classifier_base.cxx.

void vsl_add_to_binary_loader

(

const clsfy_classifier_base &

b

)

Allows derived class to be loaded by base-class pointer.

Definition at line 105 of file clsfy_classifier_base.cxx.

void vsl_b_read	(	vsl_b_istream &	bfs,
		clsfy_classifier_base &	b
	)

Binary file stream input operator for class reference.

Definition at line 119 of file clsfy_classifier_base.cxx.

void vsl_b_write	(	vsl_b_ostream &	bfs,
		const clsfy_classifier_base &	b
	)

Binary file stream output operator for class reference.

Definition at line 112 of file clsfy_classifier_base.cxx.

void vsl_print_summary	(	vcl_ostream &	os,
		const clsfy_classifier_base &	b
	)		[inline]

Stream output operator for class reference.

Definition at line 96 of file clsfy_classifier_base.h.

void vsl_print_summary	(	vcl_ostream &	os,
		const clsfy_classifier_base *	b
	)		[inline]

Stream output operator for class pointer.

Definition at line 100 of file clsfy_classifier_base.h.