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  • [期刊论文] 《南昌工程学院学报》 - 2006年2期
    Rough set theory is a technique of granular computing. In this paper, we study a type of generalized rough sets based on covering. There are several literatures[ 1,40-43 ] exploring covering-based roug...
    rough setcoveringgranular computingduality
  • [会议论文] ,2008 - 2008 3rd International Conference on Intelligent System and Knowledge Engineering(第三届智能系统与知识工程国际会议)(ISKE 2008)
    Besides scoring function methods,correlation analysisis another index to indicate homology of the sequences.In this paper,the statistical properties of correlationbetween two comparing sequences were a...
  • [会议论文] ,2008 - 2008 3rd International Conference on Intelligent System and Knowledge Engineering(第三届智能系统与知识工程国际会议)(ISKE 2008)
    Maintaining an accurate assessment of military situation assessment is essential to prevention, containment and effective response to military conflicts of all kinds.This research developed an intellig...
  • [OA论文] Shiping Wang Qingxin Zhu William Zhu Fan Min , 2013
  • [会议论文] ,2008 - 2008高等智能国际会议(2008 International Conference on Advanced Intelligence)
    Two issues on rough sets are discussed in this paper. Firstly, a mistake on rough Nelson algebra is pointed out, and generalized rough Nelson algebra is introduced. Secondly, the following result is pr...
    Rough setsRough Nelson algebraRoughfuzzy setDe Morgan algebra
  • [外文期刊] Dirk L. van Oudheusden William Zhu 《European Journal of Operational Research》, ISTIC EI SCI PKU CSSCI 1995 3
    The public bus transit system of Bangkok is one of the largest in the world and operates in a very hectic traffic environment. The development of a specific and computerized trip frequency scheduling m...
    SchedulingBus route management
  • [外文期刊] Jingkuan Li Hong Zhao William Zhu 《International journal of machine learning and cybernetics》, 2015 3
    Feature selection is an important problem in data mining and machine learning. Cost-sensitive feature selection over the past 10 years has seen increasingly rapid advances. Recently, a fast randomized ...
    Feature selectionRestart strategyTest costTime constraint
  • [外文期刊] Jingqian Wang William Zhu Fei-Yue Wang Guilong Liu 《International journal of machine learning and cybernetics》, 2014 6
    Coverings are a useful form of data structure, and covering-based rough sets provide an effective tool to cope with this type of data. However, many important problems such as covering reduction in cov...
    CoveringRough setNeighborhood MatroidEulerian matroid
  • [外文期刊] Hua Yao William Zhu Fei-Yue Wang 《International journal of machine learning and cybernetics》, 2014 6
    By the augmentation axiom of matroids, given two independent sets whose cardinalities are not equal, there exists some other independent set of which the independent set with smaller cardinality is a p...
    Granular computingSecondary basis unique augmentation matroidRank-preserving weak-mapUnion minimal matroidBasis unique exchange matroid
  • [外文期刊] Aiping Huang William Zhu 《Journal of applied mathematics》, 2014 Pt.1
    The reduction of covering decision systems is an important problem in data mining, and covering-based rough sets serve as an efficient technique to process the problem. Geometric lattices have been wid...
    MatroidsLatticeGeometric
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