This LNAI 1103 constitutes the proceedings of the International Joint Conference on Rough Sets
IJCRS 2018 held in Quy Nhon Vietnam in August 2018. The 40 full papers presented together
with 5 short papers were carefully reviewed and selected from 61 submissions. The IJCRS
conferences aim at bringing together experts from universities and research centers as well as
the industry representing fields of research in which theoretical and applicational aspects of
rough set theory already find or may potentially find usage.