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  • [会议论文] 贾修一 商琳 陈家骏 ,2009 - 中国人工智能学会第十三届学术年会
    本文从决策语义角度出发,研究了决策和属性约简之间的关系.基于三值决策,定义了两种不同的属性约简:保持前后决策不变的属性约简和前后决策发生变化的属性约简.针对这两种不同的约简,分别给出了相应的语义解释,使得约简...
    rough setthree-way decisiondecision theoretic rough setattribute reduction
  • [会议论文] ,2012 - 2012 International Conference on Computer Science and Information Processing(2012计算机科学与信息处理国际会议 CSIP 2012)
    This paper aims to construct and analyze an original logical difference based on the quantitative approximation operators. According to the variable precision lower approximation operator and graded...
    artificial intelligencerough set theoryvariable precision rough setgraded rough setapproximation operator
  • [会议论文] ,2011 - 2011 3rd International Conference on Computer Design and Applications(ICCDA 2011) (2011年第三届计算机设计与应用国际会议)
    Rough set theory is a new mathematical tools to process uncertain knowledge. The concept of random precision rough set model based on set-valued function of X is proposed with the two parameters α, ...
    rough setrandom rough setrandom precision rough set
  • [会议论文] ,2010 - 2010 IEEE International Conference Conferenhce on Wireless Communications,Networking and Information Security(2010 IEEE 无线通信、网络技术与信息安全国际会议 WCNIS)
    This paper is to construct new operation of approximation operators, and explore its calculation. First it proposes logical OR operation of variable precision upper approximation operator and grade low...
    artificial intelligencerough set theorylogical operationapproximation operatorvariable precision rough setgraded rough setstructural algorithm
  • [会议论文] ,2010 - 2010 International Conference on Intelligent Computation Technology and Automation(2010 智能计算技术与自动化国际会议 ICICTA 2010)
    Mutually-inversistic fuzzy rough set is the integration of mutually-inversistic rough set constructed by the author and fuzzy rough set. The main functionality of rough set is to mine decision ru...
    mutually-inversistic fuzzy rough setmutually-inversistic rough setfuzzy rough setmutually inverse being contained connectionmutually inverse intersection connection
  • [会议论文] ,2010 - 2010 International Conference on Measuring Technology and Mechatronics Automation(ICMTMA 2010)(2010年检测技术与机电自动化国际会议)
    Precision and grade are two important quantitative indexes. The purpose of this paper is to combine precision and grade, and explore new extended rough set model. Based on logical difference operatio...
    artificiai intelligencerough set theorylogical operationprecisionvariable precision rough setgradegraded rough setapproximation operatorstructural algorithm
  • [会议论文] ,2010 - Third International Conference on Information and Computing(第三届信息与计算科学国际会议 ICIC 2010)
    This paper is to construct new operation of approximation operators, and explore its calculation. First it proposes logical difference operation of grade upper approximation operator and variable p...
    artificial intelligencerough set theorylogical operationapproximation operatorvariable precision rough setgraded rough setstructural algorithm
  • [会议论文] ,2010 - 2010 2nd IEEE International Conference on Information Management and Engineering(2010年IEEE第二届信息管理与工程国际会议 IEEE ICIME 2010)
    The aim of this contribution is to combine precision and grade, and explore new extended rough set model. Based on logical AND requirement of precision and grade, this paper proposes logical AND model ...
    artificial intelligencerough set modellogical operationapproximation operatorvariable precision rough setgraded rough setprecisiongrade
  • [会议论文] ,2010 - 2010 2nd International Conference on Computer Engineering and Technology(2010年第二届计算机工程与技术国际会议 ICCET 2010)
    This paper is to construct new operation of approximation operators,and explore its calculation. First it proposes logical difference operation of grade lower approximation operator and variable precis...
    artificial intelligencerough set theorylogical operationapproximation operatorvariable precision rough setgraded rough setstructural algorithm
  • [会议论文] ,2010 - The 2nd IEEE International Conference on Advanced Computer Control(第二届先进计算机控制国际会议 ICACC 2010)
    Precision and grade are two important quantitative indexes. This paper is to combine precision and grade, and explore new extended rough set model. Based on logical OR requirement of precision and grad...
    artificial intelligencerough set theorylogical operationapproximation operatorvariable precision rough setgraded rough setprecisiongradestructural algorithm
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