docs: public static <T extends ImageGray<T>>
  	InputToBinary<T> localMean(ConfigLength width, double scale, boolean down, Class<T> inputType) {
  		if( BOverrideFactoryThresholdBinary.localMean != null )
  			return BOverrideFactoryThresholdBinary.localMean.handle(width, scale, down, inputType);
  		return new LocalMeanBinaryFilter<>(width, scale, down, ImageType.single(inputType));
  	}