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details StopAfterVoteCount VIGRA

#include <vigra/random_forest/rf_earlystopping.hxx>

Inheritance diagram for StopAfterVoteCount:

StopBase

List of all members.

Public Member Functions

template<class WeightIter, class T, class C>
bool after_prediction (WeightIter, int k, MultiArrayView< 2, T, C > const &prob, double)
 StopAfterVoteCount (double proportion)


Detailed Description

Stop predicting after a certain amount of votes exceed certain proportion. case unweighted voting: stop if the leading class exceeds proportion * SB::tree_count_ case weighted votion: stop if the leading class exceeds proportion * msample_ * SB::tree_count_ ; (maximal number of votes possible in both cases)

Constructor & Destructor Documentation

StopAfterVoteCount ( double  proportion  ) 

Constructor

Parameters:
proportion specify proportion to be used.


Member Function Documentation

template<class WeightIter, class T, class C>
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:
WeightIter Iterator to the weights delivered by current tree.
k after kth tree
prob Total probability array
totalCt sum 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 (3 Dec 2010)