typedef fpa::Image::Functors::SimpleDijkstraCost< TInputImage, TScalar > TCostFunction;
typedef fpa::Base::Functors::Inverse< TScalar, TScalar > TCostConversionFunction;
typedef fpa::Image::Functors::SimpleDijkstraCost< TInputImage, TScalar > TCostFunction;
typedef fpa::Base::Functors::Inverse< TScalar, TScalar > TCostConversionFunction;