OpenCV  3.4.19-dev
Open Source Computer Vision
Public Member Functions | Protected Attributes | List of all members
cv::face::BasicFaceRecognizer Class Reference

#include <opencv2/face/facerec.hpp>

Inheritance diagram for cv::face::BasicFaceRecognizer:
cv::face::FaceRecognizer cv::Algorithm cv::face::EigenFaceRecognizer cv::face::FisherFaceRecognizer

Public Member Functions

virtual bool empty () const CV_OVERRIDE
 
cv::Mat getEigenValues () const
 
cv::Mat getEigenVectors () const
 
cv::Mat getLabels () const
 
cv::Mat getMean () const
 
int getNumComponents () const
 
std::vector< cv::MatgetProjections () const
 
double getThreshold () const CV_OVERRIDE
 
virtual void read (const FileNode &fn) CV_OVERRIDE
 
void setNumComponents (int val)
 
void setThreshold (double val) CV_OVERRIDE
 
virtual void write (FileStorage &fs) const CV_OVERRIDE
 
- Public Member Functions inherited from cv::face::FaceRecognizer
virtual String getLabelInfo (int label) const
 Gets string information by label. More...
 
virtual std::vector< int > getLabelsByString (const String &str) const
 Gets vector of labels by string. More...
 
int predict (InputArray src) const
 
void predict (InputArray src, int &label, double &confidence) const
 Predicts a label and associated confidence (e.g. distance) for a given input image. More...
 
virtual void predict (InputArray src, Ptr< PredictCollector > collector) const =0
 
  • if implemented - send all result of prediction to collector that can be used for somehow custom result handling
More...
 
virtual void read (const String &filename)
 Loads a FaceRecognizer and its model state. More...
 
virtual void setLabelInfo (int label, const String &strInfo)
 Sets string info for the specified model's label. More...
 
virtual void train (InputArrayOfArrays src, InputArray labels)=0
 Trains a FaceRecognizer with given data and associated labels. More...
 
virtual void update (InputArrayOfArrays src, InputArray labels)
 Updates a FaceRecognizer with given data and associated labels. More...
 
virtual void write (const String &filename) const
 Saves a FaceRecognizer and its model state. More...
 
- Public Member Functions inherited from cv::Algorithm
 Algorithm ()
 
virtual ~Algorithm ()
 
virtual void clear ()
 Clears the algorithm state. More...
 
virtual String getDefaultName () const
 
virtual void save (const String &filename) const
 
void write (FileStorage &fs, const String &name) const
 
void write (const Ptr< FileStorage > &fs, const String &name=String()) const
 

Protected Attributes

Mat _eigenvalues
 
Mat _eigenvectors
 
Mat _labels
 
Mat _mean
 
int _num_components
 
std::vector< Mat_projections
 
double _threshold
 
- Protected Attributes inherited from cv::face::FaceRecognizer
std::map< int, String_labelsInfo
 

Additional Inherited Members

- Static Public Member Functions inherited from cv::Algorithm
template<typename _Tp >
static Ptr< _Tp > load (const String &filename, const String &objname=String())
 Loads algorithm from the file. More...
 
template<typename _Tp >
static Ptr< _Tp > loadFromString (const String &strModel, const String &objname=String())
 Loads algorithm from a String. More...
 
template<typename _Tp >
static Ptr< _Tp > read (const FileNode &fn)
 Reads algorithm from the file node. More...
 
- Protected Member Functions inherited from cv::Algorithm
void writeFormat (FileStorage &fs) const
 

Member Function Documentation

◆ empty()

virtual bool cv::face::BasicFaceRecognizer::empty ( ) const
virtual

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.

Implements cv::face::FaceRecognizer.

◆ getEigenValues()

cv::Mat cv::face::BasicFaceRecognizer::getEigenValues ( ) const
Python:
cv.face.BasicFaceRecognizer.getEigenValues() -> retval

◆ getEigenVectors()

cv::Mat cv::face::BasicFaceRecognizer::getEigenVectors ( ) const
Python:
cv.face.BasicFaceRecognizer.getEigenVectors() -> retval

◆ getLabels()

cv::Mat cv::face::BasicFaceRecognizer::getLabels ( ) const
Python:
cv.face.BasicFaceRecognizer.getLabels() -> retval

◆ getMean()

cv::Mat cv::face::BasicFaceRecognizer::getMean ( ) const
Python:
cv.face.BasicFaceRecognizer.getMean() -> retval

◆ getNumComponents()

int cv::face::BasicFaceRecognizer::getNumComponents ( ) const
Python:
cv.face.BasicFaceRecognizer.getNumComponents() -> retval

◆ getProjections()

std::vector<cv::Mat> cv::face::BasicFaceRecognizer::getProjections ( ) const
Python:
cv.face.BasicFaceRecognizer.getProjections() -> retval

◆ getThreshold()

double cv::face::BasicFaceRecognizer::getThreshold ( ) const
virtual
Python:
cv.face.BasicFaceRecognizer.getThreshold() -> retval

◆ read()

virtual void cv::face::BasicFaceRecognizer::read ( const FileNode fn)
virtual

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.

Implements cv::face::FaceRecognizer.

◆ setNumComponents()

void cv::face::BasicFaceRecognizer::setNumComponents ( int  val)
Python:
cv.face.BasicFaceRecognizer.setNumComponents(val) -> None

◆ setThreshold()

void cv::face::BasicFaceRecognizer::setThreshold ( double  val)
virtual
Python:
cv.face.BasicFaceRecognizer.setThreshold(val) -> None

◆ write()

virtual void cv::face::BasicFaceRecognizer::write ( FileStorage fs) const
virtual

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. Saves this model to a given FileStorage.

Parameters
fsThe FileStorage to store this FaceRecognizer to.

Implements cv::face::FaceRecognizer.

Member Data Documentation

◆ _eigenvalues

Mat cv::face::BasicFaceRecognizer::_eigenvalues
protected

◆ _eigenvectors

Mat cv::face::BasicFaceRecognizer::_eigenvectors
protected

◆ _labels

Mat cv::face::BasicFaceRecognizer::_labels
protected

◆ _mean

Mat cv::face::BasicFaceRecognizer::_mean
protected

◆ _num_components

int cv::face::BasicFaceRecognizer::_num_components
protected

◆ _projections

std::vector<Mat> cv::face::BasicFaceRecognizer::_projections
protected

◆ _threshold

double cv::face::BasicFaceRecognizer::_threshold
protected

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