Rough Sets Handling Missing Values Probabilistically Interpreted
Rough Sets Handling Missing Values Probabilistically Interpreted
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DOI:
10.1007/11548669_34
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发表时间:
2005-08
期刊:
影响因子:
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通讯作者:
M. Nakata;H. Sakai
中科院分区:
文献类型:
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作者:
M. Nakata;H. Sakai
We examine methods of valued tolerance relations where the conventional methods based on rough sets are extended in order to handle incomplete information. The methods can deal with missing values probabilistically interpreted. We propose a correctness criterion to the extension of the conventional methods. And then we check whether or not the correctness criterion is satisfied in a method of valued tolerance relations. As a result, we conclude that the method does not satisfy the correctness criterion. Therefore, we show how to revise the method of valued tolerance relations so that the correctness criterion can be satisfied.