class_docstr: Coordinate transformation between points using a simple translation
  
  Parameters
  ----------
  movement_vector : np.ndarray
      The vector representing the translation.
code: def abs_to_rel(self, points: np.ndarray):
      return points + self.movement_vector
  
imports: from abc import ABC, abstractmethod
  from typing import Optional, Tuple
  import numpy
label_desc: Use image node_id 2 for calling the TranslationTransformation obj's underlying member method code with example usage: obj.abs_to_rel(points) and returns: unknown