Impala Documentation

void Impala::Core::Trec::PrintConceptVector	(	std::string	fileName,
		int	frameNr,
		Matrix::VecScalarInt32 *	histo,
		int	numPix
	)

Definition at line 126 of file Concept.h.

References Impala::Core::Matrix::VecE(), and Impala::Core::Matrix::VecNrElem().

00128 {
00129         FILE *file;
00130         if (! (file = fopen(fileName.c_str(), "a"))) {
00131                 std::cout << "PrintConceptVector: error append to file " << fileName
00132                   << std::endl;
00133                 return;
00134         }
00135         
00136         // print sparse SVM format
00137         int n = Matrix::VecNrElem(histo);
00138         int* hPtr = Matrix::VecE(histo, 0);
00139         double eps = 0.0001;
00140         fprintf(file, "%d", frameNr);
00141         for (int i=0 ; i<n ; i++)
00142     {
00143                 double sz = (double) hPtr[i] / numPix;
00144                 if (sz > eps)
00145                         fprintf(file, " %d:%f", i+1, sz);
00146         }
00147         fprintf(file, "\n");
00148 
00149         fclose(file);
00150 }

Here is the call graph for this function: