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lib/AI/XGBoost/CAPI/RAW.pm  view on Meta::CPAN

=item nindptr

number of rows in the matrix + 1

=item nelem

number of nonzero elements in the matrix

=item num_col

number of columns; when it's set to 0, then guess from data

=item out

created dmatrix

=back

=head2 XGDMatrixCreateFromCSCEx

Create a matrix content from CSC format

lib/AI/XGBoost/CAPI/RAW.pm  view on Meta::CPAN

=item nindptr

number of rows in the matrix + 1

=item nelem

number of nonzero elements in the matrix

=item num_row

number of rows; when it's set to 0, then guess from data

=back

=head2 XGDMatrixCreateFromMat

Create matrix content from dense matrix

Parameters:

=over 4