{
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  "num_bins": 80,
  "preemph_coeff": 0.97,
  "remove_dc_offset": true,
  "round_to_power_of_two": true,
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  "snip_edges": false,
  "use_energy": false,
  "use_log_fbank": true,
  "use_power": true,
  "window_type": "povey"
}