The criteria remain very vague and seem be to applicable mainly to the evaluated data set (e.g. what defines a steep decrease?).	['arg', 'arg', 'arg', 'arg', 'arg', 'arg', 'arg', 'arg', 'arg', 'arg', 'arg', 'arg', 'arg', 'arg', 'arg', 'arg', 'non', 'non', 'non', 'non', 'non', 'non', 'non', 'non', 'non', 'non']	paper quality