docs: public static <I extends ImageGray<I>, D extends ImageGray<D>>
  	GeneralFeatureIntensity<I,D>  harris(int windowRadius, float kappa,
  										 boolean weighted, Class<D> derivType)
  	{
  		GradientCornerIntensity<D> alg =  FactoryIntensityPointAlg.harris(windowRadius, kappa, weighted, derivType);
  		return new WrapperGradientCornerIntensity<>(alg);
  	}