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Table 3 Coded information system

From: Reduction based on similarity and decision-making

Objects

p

q

r

s

Decision

a

2

2

3

1

8.5

b

1

1

4

2

8.2

c

1

1

4

2

8.2

d

2

4

2

2

8.5

e

2

1

4

3

8.5