bool TestMinOfAllIndices() { typedef itk::CovariantVector<int, 3> VectorType; std::vector<VectorType> vectorOfVectors; for(unsigned int i = 4; i < 10; ++i) { VectorType v; v[0] = i; v[1] = i; v[2] = i; vectorOfVectors.push_back(v); } VectorType minComponents; Helpers::MinOfAllIndices(vectorOfVectors, minComponents); std::cout << "minComponents: "; for(size_t i = 0; i < minComponents.GetNumberOfComponents(); ++i) { std::cout << minComponents[i] << std::endl; } return true; }