Incomplete Information System and Rough Set Theory: Models ...
Xibei Yang
PES X. (P) = U i=l SIM 6.2.2 Properties of Multigranulation Rough Sets Based on Similarity Relations Proposition 6.3. Let I be an incomplete decision system in which A1, A2, . . . , Am C AT, then VX C U, the optimistic multigranulation rough set ...