}
// Fallback on the general case (others implementations)
final ParameterValue numRowParam = parameters.parameter(numRow.getName().toString());
final ParameterValue numColParam = parameters.parameter(numCol.getName().toString());
final int numRow = numRowParam.intValue();
final int numCol = numColParam.intValue();
final Matrix matrix = MatrixFactory.create(numRow, numCol);
final List<GeneralParameterValue> params = parameters.values();
if (params != null) {
for (final GeneralParameterValue param : params) {
if (param==numRowParam || param==numColParam) {