code: def mean_green_relative_intensity(
      batch: List[np.ndarray],
  ) -> List[float]:
      """Return the mean of the green channel relative intensity."""
      return [x[1] for x in _rgb_relative_intensity_mean(batch)]
  
imports: from typing import Dict, List, Tuple
  import numpy
  from cv2 import CV_64F, Laplacian
  from skimage.color import rgb2gray
label_desc: Use image node_id 6 for calling a global function with example usage: mean_green_relative_intensity(batch) and returns: unknown