BasicImageStats.java
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	import mpicbg.imglib.cursor.Cursor;
	import mpicbg.imglib.image.Image;
	import mpicbg.imglib.type.numeric.RealType;

	public class BasicImageStats {
	/**
	* Calculates the mean of an image.
	*
	* @param img The image to calculate the mean of
	* @return The mean of the image passed
	*/
	public static <T extends RealType<T>> double getImageMean(Image<T> img) {
	double sum = 0;
	Cursor<T> cursor = img.createCursor();
	while (cursor.hasNext()) {
	cursor.fwd();
	T type = cursor.getType();
	sum += type.getRealDouble();
	}
	cursor.close();
	return sum / img.getNumPixels();
	}

	/**
	* Calculates the min of an image.
	*
	* @param img The image to calculate the min of
	* @return The min of the image passed
	*/
	public static <T extends RealType<T>> double getImageMin(Image<T> img) {
	double min = img.createType().getMaxValue();
	Cursor<T> cursor = img.createCursor();
	while (cursor.hasNext()) {
	cursor.fwd();
	T type = cursor.getType();
	double currValue = type.getRealDouble();
	if (currValue < min)
	min = currValue;
	}
	cursor.close();
	return min;
	}

	/**
	* Calculates the max of an image.
	*
	* @param img The image to calculate the max of
	* @return The max of the image passed
	*/
	public static <T extends RealType<T>> double getImageMax(Image<T> img) {
	double max = img.createType().getMinValue();
	Cursor<T> cursor = img.createCursor();
	while (cursor.hasNext()) {
	cursor.fwd();
	T type = cursor.getType();
	double currValue = type.getRealDouble();
	if (currValue > max)
	max = currValue;
	}
	cursor.close();
	return max;
	}
	}