{
    "librispeech_asr": {
        "num_train_epochs": 3,
        "eval_batch_size": 8,
        "distribution": {
            "single_card": {
                "learning_rate": 3e-4,
                "train_batch_size": 4,
                "eval_wer": 0.0402,
                "train_runtime": 19493.4582,
                "train_samples_per_second": 4.402,
                "extra_arguments": [
                    "--dataset_config_name clean",
                    "--train_split_name train.100",
                    "--eval_split_name validation",
                    "--preprocessing_num_workers 64",
                    "--warmup_steps 500",
                    "--text_column_name text",
                    "--layerdrop 0.0",
                    "--freeze_feature_encoder",
                    "--chars_to_ignore , ? . ! - ; : \" “ % ‘ ”"
                ]
            },
            "multi_card": {
                "learning_rate": 3e-4,
                "train_batch_size": 4,
                "eval_wer": 0.0389,
                "train_runtime": 3148.04,
                "train_samples_per_second": 27.756,
                "extra_arguments": [
                    "--dataset_config_name clean",
                    "--train_split_name train.100",
                    "--eval_split_name validation",
                    "--preprocessing_num_workers 64",
                    "--warmup_steps 500",
                    "--text_column_name text",
                    "--layerdrop 0.0",
                    "--freeze_feature_encoder",
                    "--chars_to_ignore ',?.!-;:\"“%‘”'"
                ]
            }
        }
    }
}