
150 Introduction to Soft Computing
system shown in Table 5.4 Catherine and Dipika are P-indiscernible as both are fair complexioned
lady journalists. Similarly, Amit and Lee are also P-indiscernible. Hence, IND
I
(P) = {{Catherine,
Dipika}, {Amit, Lee}}. On the other hand, the set of P-indiscernible objects with respect to P =
{Gender, Complexion} happens to be IND
I
(P) = {{Amit, Lee}, {Bao}, {Catherine, Dipika}}.
Example 5.10
(Indiscernibility)
Tab
le 5.5 presents an information system regarding various features of three types of cars, viz., Car A,
B and C. Unlike the other tables, the attributes are arranged here in rows while the objects ar ...