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  "valid_jsonl": "data/groups_valid.jsonl",
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  "max_sum_len": 64,
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  "max_train_examples": 2000,
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  "tau": 0.07,
  "lambda_varcov": 10.0,
  "var_target_std": 0.05,
  "lambda_mean": 0.1,
  "lambda_mean_diff": 0.1,
  "lambda_pair": 0.2,
  "lambda_lang": 0.5,
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  "grl_alpha": 1.0,
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  "lr_model": 0.0001,
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  "adv_queue_size": 4096,
  "adv_clf_batch": 256,
  "adv_mix_current": 0.5
}