CvEM Class Reference

#include <ml.hpp>

Inheritance diagram for CvEM:
CvStatModel

List of all members.

Public Types

enum  { COV_MAT_SPHERICAL = 0, COV_MAT_DIAGONAL = 1, COV_MAT_GENERIC = 2 }
enum  { START_E_STEP = 1, START_M_STEP = 2, START_AUTO_STEP = 0 }

Public Member Functions

virtual CV_WRAP void clear ()
CV_WRAP CvEM (const cv::Mat &samples, const cv::Mat &sampleIdx=cv::Mat(), CvEMParams params=CvEMParams())
 CvEM (const CvMat *samples, const CvMat *sampleIdx=0, CvEMParams params=CvEMParams(), CvMat *labels=0)
CV_WRAP CvEM ()
const CvMat ** get_covs () const
double get_log_likelihood () const
const CvMatget_means () const
int get_nclusters () const
const CvMatget_probs () const
const CvMatget_weights () const
CV_WRAP void getCovs (CV_OUT std::vector< cv::Mat > &covs) const
CV_WRAP double getLikelihood () const
CV_WRAP cv::Mat getMeans () const
CV_WRAP int getNClusters () const
CV_WRAP cv::Mat getProbs () const
CV_WRAP cv::Mat getWeights () const
virtual CV_WRAP float predict (const cv::Mat &sample, CV_OUT cv::Mat *probs=0) const
virtual float predict (const CvMat *sample, CV_OUT CvMat *probs) const
virtual CV_WRAP bool train (const cv::Mat &samples, const cv::Mat &sampleIdx=cv::Mat(), CvEMParams params=CvEMParams(), CV_OUT cv::Mat *labels=0)
virtual bool train (const CvMat *samples, const CvMat *sampleIdx=0, CvEMParams params=CvEMParams(), CvMat *labels=0)
virtual ~CvEM ()

Protected Member Functions

virtual void init_auto (const CvVectors &samples)
virtual void init_em (const CvVectors &train_data)
virtual void kmeans (const CvVectors &train_data, int nclusters, CvMat *labels, CvTermCriteria criteria, const CvMat *means)
virtual double run_em (const CvVectors &train_data)
virtual void set_params (const CvEMParams &params, const CvVectors &train_data)

Protected Attributes

CvMat ** cov_rotate_mats
CvMat ** covs
CvMatinv_eigen_values
double log_likelihood
CvMatlog_weight_div_det
CvMatmeans
CvEMParams params
CvMatprobs
CvMatweights

Member Enumeration Documentation

anonymous enum
Enumerator:
COV_MAT_SPHERICAL 
COV_MAT_DIAGONAL 
COV_MAT_GENERIC 
anonymous enum
Enumerator:
START_E_STEP 
START_M_STEP 
START_AUTO_STEP 

Constructor & Destructor Documentation

CV_WRAP CvEM::CvEM (  ) 
CvEM::CvEM ( const CvMat samples,
const CvMat sampleIdx = 0,
CvEMParams  params = CvEMParams(),
CvMat labels = 0 
)
virtual CvEM::~CvEM (  )  [virtual]
CV_WRAP CvEM::CvEM ( const cv::Mat samples,
const cv::Mat sampleIdx = cv::Mat(),
CvEMParams  params = CvEMParams() 
)

Member Function Documentation

virtual CV_WRAP void CvEM::clear (  )  [virtual]

Reimplemented from CvStatModel.

const CvMat** CvEM::get_covs (  )  const
double CvEM::get_log_likelihood (  )  const [inline]
const CvMat* CvEM::get_means (  )  const
int CvEM::get_nclusters (  )  const
const CvMat* CvEM::get_probs (  )  const
const CvMat* CvEM::get_weights (  )  const
CV_WRAP void CvEM::getCovs ( CV_OUT std::vector< cv::Mat > &  covs  )  const
CV_WRAP double CvEM::getLikelihood (  )  const [inline]
CV_WRAP cv::Mat CvEM::getMeans (  )  const
CV_WRAP int CvEM::getNClusters (  )  const
CV_WRAP cv::Mat CvEM::getProbs (  )  const
CV_WRAP cv::Mat CvEM::getWeights (  )  const
virtual void CvEM::init_auto ( const CvVectors samples  )  [protected, virtual]
virtual void CvEM::init_em ( const CvVectors train_data  )  [protected, virtual]
virtual void CvEM::kmeans ( const CvVectors train_data,
int  nclusters,
CvMat labels,
CvTermCriteria  criteria,
const CvMat means 
) [protected, virtual]
virtual CV_WRAP float CvEM::predict ( const cv::Mat sample,
CV_OUT cv::Mat probs = 0 
) const [virtual]
virtual float CvEM::predict ( const CvMat sample,
CV_OUT CvMat probs 
) const [virtual]
virtual double CvEM::run_em ( const CvVectors train_data  )  [protected, virtual]
virtual void CvEM::set_params ( const CvEMParams params,
const CvVectors train_data 
) [protected, virtual]
virtual CV_WRAP bool CvEM::train ( const cv::Mat samples,
const cv::Mat sampleIdx = cv::Mat(),
CvEMParams  params = CvEMParams(),
CV_OUT cv::Mat labels = 0 
) [virtual]
virtual bool CvEM::train ( const CvMat samples,
const CvMat sampleIdx = 0,
CvEMParams  params = CvEMParams(),
CvMat labels = 0 
) [virtual]

Member Data Documentation

CvMat** CvEM::covs [protected]
double CvEM::log_likelihood [protected]
CvMat* CvEM::means [protected]
CvEMParams CvEM::params [protected]
CvMat* CvEM::probs [protected]
CvMat* CvEM::weights [protected]

The documentation for this class was generated from the following file:
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Generated on Thu Dec 23 11:40:54 2010 for opencv by  doxygen 1.6.3