code: public static <T extends ImageBase<T>> BlurStorageFilter<T> gaussian(ImageType<T> type , double sigma , int radius ) {
  		return new BlurStorageFilter<>("gaussian", type, sigma, radius);
  	}
docs: Creates a Gaussian filter for the specified image type.
  
  @param type Image type.
  @param radius Size of the filter.
  @return mean image filter.