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"Positive approximation and converse approximation in interval-valued fuzzy ..."
Yi Cheng, Duoqian Miao, Qinrong Feng (2011)
- Yi Cheng, Duoqian Miao, Qinrong Feng:
Positive approximation and converse approximation in interval-valued fuzzy rough sets. Inf. Sci. 181(11): 2086-2110 (2011)
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