code: def _to_ssim(self):
      grayscale = self.grayscale_frame
      return skimage.transform.resize(
          grayscale, (100, 100), mode="reflect", order=0
      )
  
imports: import skimage.color
  import skimage.measure
  import skimage.transform
  import skimage.filters
  import skimage.morphology
  import numpy
  import io
  from PIL import Image
label_desc: Use image node_id 19 for calling the GameFrame obj's underlying member method code with example usage: obj._to_ssim() and returns: skimage