code: def segmentation_image_nile():
      template_segmentation_image(
          IMAGE_MAP_SAMPLES.IMAGE_NILE, 5, 11, None, None, 30
      )
  
imports: from math import floor
  from PIL import Image
  from pyclustering.utils import draw_image_mask_segments, draw_image_color_segments, read_image
  from pyclustering.samples.definitions import IMAGE_SIMPLE_SAMPLES, IMAGE_MAP_SAMPLES, IMAGE_REAL_SAMPLES
  from pyclustering.cluster.dbscan import dbscan
label_desc: Use image node_id 18 for calling a global function with example usage: segmentation_image_nile() without return types