train.cpp

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 #include "peddetect.h"

int main (int argc, char **argv)
{

/* STEP 2. Opening the file */
//1. Declare a structure to keep the data
  CvMLData cvml;
//2. Read the file
  cvml.read_csv ("/home/pedrobatista/workingcopy/lar3/perception/pedestrians/PedestrianDetect/train_15000_boot3.csv");
//3. Indicate which column is the response
  
  cvml.set_response_idx (0);
//   CvTrainTestSplit cvtts (8000, true);
//   cvml.set_train_test_split (&cvtts);
  
  const CvMat* Resp = cvml.get_responses();
  const CvMat* Values = cvml.get_values();
  
  Mat RespM(Resp, false);
  Mat ValM(Values,false);
  
//   RespM.assignTo(RespM, CV_32F );
//   ValM.assignTo(ValM, CV_32F );

  
  
  Mat trainData = ValM.colRange(1, 15001);
  cout<<trainData.size()<<endl;
//   cout<<trainData.at<float>(0,0)<<endl;
  
//   Mat varIdx(1,NRFEATURE,CV_32F);
//   
//   for (int n=0; n<varIdx.cols;n++)
//     varIdx.at<float>(1,n)=n;
//   
//   Mat sampleIdx(1,trainData.rows,CV_32F);
//   
//   for (int i=0; i<sampleIdx.cols;i++)
//     sampleIdx.at<float>(1,i)=i;
//   
//   Mat varType(1,trainData.rows,CV_32F);
//     
// 
//   for (int y=0; y<sampleIdx.cols;y++)
//       varType.at<float>(1,y)=CV_VAR_CATEGORICAL;
    
    
  
  
   CvBoost boost;
  
    boost.train(        trainData, 
                          CV_ROW_SAMPLE, 
                          RespM, 
                          Mat(), 
                          Mat(), 
                          Mat(), 
                          Mat(), 
                          CvBoostParams(CvBoost::REAL,2000, 0.95, 2, false, 0), 
                          false);
    
    
//     float elements[10];
//     CvSeq * weak = boost.get_weak_predictors();
//     
//     CvtSeqToArray(weak,elements,CV_WHOLE_SEQ);
    
    
    
    //     cout<<weak->total<<endl;
    
//      CvPoint pt0;
        
//     for(int i = 0; i < weak->total; i++)
//     {
//     pt0 = *CV_GET_SEQ_ELEM( CvPoint, weak, i );
//     cout<<pt0.x<<endl;
//     }
    
    
    
    boost.save ("./trained_boost_10Kf_2000w_13Ks_m8_M64_boot1.xml", "boost");
  
  
  return 0;
  
}