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Under incomplete information system, the reduction of attribution based on rough set theory is an important but difficult task, and researches have already proved that finding minimal relative reduction is the NP complete question. Regarding to the complete decision-making table, there have been many methods to find the minimal relative reduction, but for incomplete decision-making tables, researches...
Under incomplete information system, the reduction of attribution based on rough set theory is an important but difficult task, and researches have already proved that finding minimal relative reduction is the NP complete question. Regarding to the complete decision-making table, there have been many methods to find the minimal relative reduction, but for incomplete decision-making tables, researches...
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