message: Tests on adjoint operators now display (1 - ratio) instead of ratio
  on the command line. It allows to evaluate the ratio with a high precision
diff: @@ -379,7 +379,7 @@ void CheckScalarProducts(typename TImage1::Pointer im1A,
  // QI
  double ratio = scalarProductT1 / scalarProductT2;
  - std::cout << "ratio = " << ratio << std::endl;
  + std::cout << "1 - ratio = " << 1 - ratio << std::endl;
  // // It is often necessary to write the images and look at them
  // // to understand why a given test fails. This portion of code
  