Ensemble-Based Neighborhood Attribute Reduction: A Multigranularity View

Algorithm 2

Multi-Granularity View For Computing Reduct (MG-VCR).

	Inputs: decision system , , a set of radii .
	Outputs: a multigranularity reduct: A.
	(1)  ;
	(2)  Compute ;
	(3)  Do
	(1) For to q
	, compute ;
	, ;
	;
	End
	(2) Record the frequencies of each attribute and select the one with the highest frequency: b;
	(3) ;
	(4) Compute ;
	Until A meets the -constraint;
	(4)  Return A.