Variable Precision Rough Set and a Fuzzy Measure
Variableprecisionroughset(VPRS)isanextensionofroughsettheory(RST).Bysettingthresholdvalueβ,VPRSloosesthestrictdefinitionofapproximateboundaryinRST.Confidentthresholdvalueforβisdiscussedandthemethodforderivingdecision-makingrulesfromaninformationsystemisgivenbyanexample.Anapproachtofuz
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