def remove_brace(value):
    """Remove braces  (which indicete capital leters in latex).

    Args:
        value (str): string which have ``{``, ``}``.

    Returns:
        str (``{``, ``}`` is removed.)

    Examples:

        >>> val = "The {CNN}-based ..."
        >>> remove_brace(val)
        "The CNN-based ..."

    """
    value = str(value).replace("{", "").replace("}", "")
    return value