[ VIGRA Homepage | Function Index | Class Index | Namespaces | File List | Main Page ]

Public Member Functions
StopIfConverging Class Reference

#include <vigra/random_forest/rf_earlystopping.hxx>

Inheritance diagram for StopIfConverging:
StopBase

List of all members.

Public Member Functions

template<class WeightIter , class T , class C >
bool after_prediction (WeightIter iter, int k, MultiArrayView< 2, T, C > const &prob, double totalCt)
 StopIfConverging (double thresh, int num=10)

Detailed Description

Stop predicting if the 2norm of the probabilities does not change


Constructor & Destructor Documentation

StopIfConverging ( double  thresh,
int  num = 10 
)

Constructor

Parameters:
thresh,:If the two norm of the probabilites changes less then thresh then stop
num: look at atleast num trees before stopping

Member Function Documentation

bool after_prediction ( WeightIter  ,
int  k,
MultiArrayView< 2, T, C > const &  ,
double   
)

called after the prediction of a tree was added to the total prediction

Parameters:
WeightIterIterator to the weights delivered by current tree.
kafter kth tree
probTotal probability array
totalCtsum of probability array.

Reimplemented from StopBase.


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

© Ullrich Köthe (ullrich.koethe@iwr.uni-heidelberg.de)
Heidelberg Collaboratory for Image Processing, University of Heidelberg, Germany

html generated using doxygen and Python
vigra 1.7.1 (Mon Apr 16 2012)