code: def copy_image_info(reference, target):
      
      target.set_origin(reference.origin)
      target.set_direction(reference.direction)
      target.set_spacing(reference.spacing)
      return target
docs: Copy origin, direction, and spacing from one antsImage to another
      
      ANTsR function: `antsCopyImageInfo`
  
      Arguments
      ---------   
      reference : ANTsImage
          Image to get values from.
      target  : ANTsImAGE
          Image to copy values to
  
      Returns
      -------
      ANTsImage
          Target image with reference header information