code: public void initialize( T image , RectangleRotate_F32 initial ) {
  		this.region.set(initial);
  		calcHistogram.computeHistogram(image,initial);
  		System.arraycopy(calcHistogram.getHistogram(),0,keyHistogram,0,keyHistogram.length);
  
  		this.minimumWidth = initial.width*minimumSizeRatio;
  	}
docs: Specifies the initial image to learn the target description
  @param image Image
  @param initial Initial image which contains the target