code: def xmoe_tr_dense_32k():
      """Bigger d_ff.
  
      623M params, einsum=3.42e13
  
      Returns:
        a hparams
      """
      hparams = xmoe_tr_dense_2k()
      hparams.d_ff = 32768
      return hparams
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from tensor2tensor.models import mtf_transformer
  from tensor2tensor.models import mtf_transformer2
  from tensor2tensor.models.research import moe
  from tensor2tensor.utils import registry
label_desc: Use image node_id 2 for calling a global function with example usage: xmoe_tr_dense_32k() and returns: hparams