def default_config() ->dict:
    """Returns default NN architecture/learning parameters"""
    return {'epochs': 3000, 'learning_rate': 0.01, 'beta_1': 0.9, 'beta_2':
        0.999, 'epsilon': 1e-08, 'decay': 0.0, 'hidden_layers': [[32,
        'relu'], [32, 'relu']], 'output_activation': 'linear', 'batch_size':
        32, 'patience': 128}
