private void setDimensions(String dataType)
	{
		if (dataType.equals("xor"))
        {
			Point.nrDimensions = 2;
            Point.setClasses(new int[]{-1,1});
        }
		else if (dataType.equals("diabetes"))
        {
			Point.nrDimensions = 8;
            Point.setClasses(new int[]{0,1});
        }
		else if (dataType.equals("mnist"))
        {
            int[] classes = new int[10];
            for (int i = 0; i < 10; i++)
            {
                classes[i]=i;
            }
			Point.nrDimensions = 196;
            Point.setClasses(classes);
        }
        else if (dataType.equals("nieuws"))
        {
			Point.nrDimensions = 20;
            Point.setClasses(new int[]{1,2,3});
        }
        else if (dataType.equals("karakter"))
        {
            int[] classes = new int[400];
            for (int i = 1; i <= 400; i++)
            {
                classes[i-1]=i;
            }
			Point.nrDimensions = 400;
            Point.setClasses(classes);
        }
	}