Impala Documentation

int Impala::Core::Matrix::DistributedAccess::GetColumn	(	int	index,
		double *	buffer,
		int	bufferlength
	)			`[inline, virtual]`

Implements Impala::IDistributedAccess.

Definition at line 455 of file DistributedAccess.h.

References Impala::Util::PropertySet::Add(), GetData(), GetPartNr(), GetRow(), GetRowPartCount(), Impala::Core::Matrix::DistributedAccess::IndexConverter::IndexToPart(), mColumns, and Symmetric().

Referenced by Impala::Core::Training::Svm::PredictForActiveLearn().

00456     {
00457         if (Symmetric())
00458             return GetRow(index, buffer, bufferlength);
00459 
00460         Util::PropertySet cmd;
00461         cmd.Add("cmd", "column");
00462         cmd.Add("arg", index);
00463         int columnPart = mColumns->IndexToPart(index);
00464         std::vector<int> parts;
00465         for (int i=0 ; i<GetRowPartCount() ; i++)
00466            parts.push_back(GetPartNr(i, columnPart));
00467         int msglength = GetData(buffer, bufferlength, cmd, parts);
00468         return msglength;
00469     }

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