code: def next_frame_xent_cutoff_range(rhp):
      """Cross-entropy tuning grid."""
      rhp.set_float("video_modality_loss_cutoff", 0.005, 0.05)
  
imports: from __future__ import division
  from __future__ import print_function
  from tensor2tensor.layers import modalities
  from tensor2tensor.models.video import base
  from tensor2tensor.utils import registry
label_desc: Use image node_id 15 for calling a global function with example usage: next_frame_xent_cutoff_range(rhp) without return types