Computer Science ›› 2010, Vol. 37 ›› Issue (1): 236-238.
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FENG Lin,LI Tian-rui
Online:
Published:
Abstract: Calculating approaches for attributes core, attributes reductions and values core were developed in relation databases by combing rough set theory and SQL Experimental results illustrate these methods have the better performance in run-time efficiency comparing with the related approaches of the classical rough set theory in processing decilion tables.
Key words: Rough set, SQL, Attributes core, Attributes reductions
FENG Lin,LI Tian-rui. High Efficiency Approaches for Computing Attributes Core and Reductions Based on SQL[J].Computer Science, 2010, 37(1): 236-238.
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