%0 Journal Article
%T Note of Covering Rough Set Model Nature<br>关于覆盖粗糙集模型性质的一个注记
%A LIANG Jun-qi
%A YAN Shu-xia
%A <br>梁俊奇
%A 闰淑霞
%J 计算机科学
%D 2011
%I 
%X We promoted part nature of covering rough set model, introduced a pair of new operator and extended the in elusion relation of join and intersection of the upper and lower approximation sets, then got some better results.
%K Covering rough sets
%K Approximation operators
%K Nature
%K Promotion<br>覆盖粗糙集，近似算子，性质，推广
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=5B3AB970F71A803DEACDC0559115BFCF0A068CD97DD29835&cid=8240383F08CE46C8B05036380D75B607&jid=64A12D73428C8B8DBFB978D04DFEB3C1&aid=A72829DDE955E0D240CEDF4FD46270AD&yid=9377ED8094509821&vid=16D8618C6164A3ED&iid=9CF7A0430CBB2DFD&sid=D9AE183D3F5C3C75&eid=FBCA02DBD05BD4EA&journal_id=1002-137X&journal_name=计算机科学&referenced_num=1&reference_num=0