"Moreover, the proposed approach is extremely simple and it is well explained in Section 2 with equations (1) and (2)." "['non', 'non', 'pro', 'pro', 'pro', 'pro', 'pro', 'pro', 'non', 'pro', 'pro', 'pro', 'pro', 'non', 'non', 'non', 'non', 'non', 'non', 'non', 'non', 'non', 'non', 'non', 'non', 'non']" "paper quality"