Journal of Big Data

Table 1 The linguistic variable scales and related fuzzy numbers

From: An integrated model for evaluation of big data challenges and analytical methods in recommender systems

Linguistic variables	Related fuzzy number
Very Strong (VS)	(7, 9, 10)
Fairly Strong (FS)	(5, 7, 9)
Strong (S)	(1, 3, 5)
Equal (E)	(1, 1, 1)
Weak (W)	(1, 1/3, 1/5)
Fairly Weak (FW)	(1/5, 1/7, 1/9)
Very Weak (VW)	(1/7, 1/9, 1/10)

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