def remove_positive_mask(X, y, model_generator, method_name, num_fcounts=11):
    """ Remove Positive (mask)
    xlabel = "Max fraction of features removed"
    ylabel = "Negative mean model output"
    transform = "negate"
    sort_order = 7
    """
    return __run_measure(measures.remove_mask, X, y, model_generator, method_name, 1, num_fcounts, __mean_pred)