ipa_PeopleDetector::FaceRecognizer2D Class Reference

#include <face_recognizer_algorithms.h>

Inheritance diagram for ipa_PeopleDetector::FaceRecognizer2D:

List of all members.

Public Member Functions
virtual void	calc_threshold (cv::Mat &data, double &thresh)
	Calculation of unknown threshold.
virtual void	calc_threshold (std::vector< cv::Mat > &data, double &thresh)
	Calculation of unknown threshold.
virtual void	calcDIFS (cv::Mat &probe_mat, int &minDIFSindex, double &minDIFS, cv::Mat &probabilities)
	Abstract method for DIFS calculation.
virtual void	classifyImage (cv::Mat &probe_mat, int &max_prob_index, cv::Mat &classification_probabilities)
	Abstract method for classification.
virtual void	classifyImage (cv::Mat &probe_mat, int &max_prob_index)
	Abstract method for classification.
virtual void	extractFeatures (std::vector< cv::Mat > &src_vec, cv::Mat &proj_mat, std::vector< cv::Mat > &coeff_vec)
	Abstract method feature extraction.
virtual void	extractFeatures (cv::Mat &src_vec, cv::Mat &proj_mat, cv::Mat &coeff_vec)
	Abstract method feature extraction.
virtual bool	loadModel (boost::filesystem::path &model_file)
	Abstract method to load recognition model.
virtual bool	saveModel (boost::filesystem::path &model_file)
	Abstract method to save recognition model.
Protected Attributes
cv::Mat	average_mat_
std::vector< cv::Mat >	model_features_

---

Detailed Description

Definition at line 182 of file face_recognizer_algorithms.h.

---

Member Function Documentation

virtual void ipa_PeopleDetector::FaceRecognizer2D::calc_threshold	(	cv::Mat &	data,
		double &	thresh
	)		[inline, virtual]

Calculation of unknown threshold.

Abstract method for the calculation of the "unknown" threshold

Parameters:

[in]	data	Matrix containing model features as matrix-rows.
[out]	thresh	Value for "unknown" threshold.

Implements ipa_PeopleDetector::FaceRecognizerBaseClass.

Definition at line 191 of file face_recognizer_algorithms.h.

void ipa_PeopleDetector::FaceRecognizer2D::calc_threshold	(	std::vector< cv::Mat > &	data,
		double &	thresh
	)		[virtual]

Calculation of unknown threshold.

Abstract method for the calculation of the "unknown" threshold

Parameters:

[in]	data	Vector containing model features as matrices.
[out]	thresh	Value for "unknown" threshold.

Implements ipa_PeopleDetector::FaceRecognizerBaseClass.

Definition at line 231 of file face_recognizer_algorithms.cpp.

void ipa_PeopleDetector::FaceRecognizer2D::calcDIFS	(	cv::Mat &	probe_mat,
		int &	minDIFSindex,
		double &	minDIFS,
		cv::Mat &	probabilities
	)		[virtual]

Abstract method for DIFS calculation.

Abstract method to calculate the minimal distance in face space (DIFS) for a given probe image.

Parameters:

[in]	probe_mat	Image which is compared to the model features
[out]	minDIFSindex	Index of the minimal distance
[out]	minDIFS	Minimal distance
[out]	probabilities	Classification probabilities for all classes in dataset

Implements ipa_PeopleDetector::FaceRecognizerBaseClass.

Definition at line 197 of file face_recognizer_algorithms.cpp.

void ipa_PeopleDetector::FaceRecognizer2D::classifyImage	(	cv::Mat &	probe_mat,
		int &	max_prob_index,
		cv::Mat &	classification_probabilities
	)		[virtual]

Abstract method for classification.

Abstract method to classifiy image and recieve classification probabilities for all possible classes.

Parameters:

[in]	probe_mat	Image that is classified
[out]	max_prob_index	Index of most probable label
[out]		Classification probabilities for all classes in dataset

Implements ipa_PeopleDetector::FaceRecognizerBaseClass.

Definition at line 151 of file face_recognizer_algorithms.cpp.

void ipa_PeopleDetector::FaceRecognizer2D::classifyImage	(	cv::Mat &	probe_mat,
		int &	max_prob_index
	)		[virtual]

Abstract method for classification.

Abstract method to classifiy image.

Parameters:

[in]	src_vec	Vector of image matrices
[in]	probe_mat	Image that is classified
[out]	max_prob_index	Index of most probable label

Implements ipa_PeopleDetector::FaceRecognizerBaseClass.

Definition at line 146 of file face_recognizer_algorithms.cpp.

void ipa_PeopleDetector::FaceRecognizer2D::extractFeatures	(	std::vector< cv::Mat > &	src_vec,
		cv::Mat &	proj_mat,
		std::vector< cv::Mat > &	coeff_vec
	)		[virtual]

Abstract method feature extraction.

Abstract method to extract features from image matrix using a linear projection matrix.

Parameters:

[in]	src_vec	Vector of image matrices
[in]	proj_mat	Linear projection matrix
[out]	coeff_vec	Vector with feature matrices

Implements ipa_PeopleDetector::FaceRecognizerBaseClass.

Definition at line 178 of file face_recognizer_algorithms.cpp.

void ipa_PeopleDetector::FaceRecognizer2D::extractFeatures	(	cv::Mat &	src_mat,
		cv::Mat &	proj_mat,
		cv::Mat &	coeff_mat
	)		[virtual]

Abstract method feature extraction.

Abstract method to extract features from image matrix using a linear projection matrix.

Parameters:

[in]	src_vec	Vector of image matrices
[in]	src_mat	Image matrix
[in]	proj_mat	Linear projection matrix
[out]	coeff_vec	Feature matrix

Implements ipa_PeopleDetector::FaceRecognizerBaseClass.

Definition at line 190 of file face_recognizer_algorithms.cpp.

bool ipa_PeopleDetector::FaceRecognizer2D::loadModel

(

boost::filesystem::path &

model_file

)

[virtual]

Abstract method to load recognition model.

Implements ipa_PeopleDetector::FaceRecognizerBaseClass.

Definition at line 329 of file face_recognizer_algorithms.cpp.

bool ipa_PeopleDetector::FaceRecognizer2D::saveModel

(

boost::filesystem::path &

model_file

)

[virtual]

Abstract method to save recognition model.

Implements ipa_PeopleDetector::FaceRecognizerBaseClass.

Definition at line 368 of file face_recognizer_algorithms.cpp.

---

Member Data Documentation

cv::Mat ipa_PeopleDetector::FaceRecognizer2D::average_mat_ [protected]

Definition at line 201 of file face_recognizer_algorithms.h.

std::vector<cv::Mat> ipa_PeopleDetector::FaceRecognizer2D::model_features_ [protected]

Definition at line 202 of file face_recognizer_algorithms.h.

---

The documentation for this class was generated from the following files:

• face_recognizer_algorithms.h
• face_recognizer_algorithms.cpp