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Rule Acquisition Algorithm for Neighborhood Multi-granularity Rough Sets Based on Maximal Granule |
CHEN Jingwen1, MA Fumin1, ZHANG Tengfei2, ZENG Yonggang1 |
1.College of Information Engineering, Nanjing University of Finance and Economics, Nanjing 210023 2.School of Automation, Nanjing University of Posts and Telecommunications, Nanjing 210023 |
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Abstract Granular computing based rule acquisition algorithms remedy the defects of rule acquisition algorithms to some extent. However, most of these algorithms can merely deal with categorical data. To further process the numerical or mixed data from the perspective of multi-granularity and multi-level, the neighborhood multi-granularity rough set model is adopted. Through calculating neighborhood multi-granularity condition granules and decision granules, the redundancy relation of condition granules in the process of rule acquisition is analyzed, and thus the redundant condition granules are further pruned. A rule acquisition algorithm for neighborhood multi-granularity rough set based on maximal granule is developed. The validity and superiority of the proposed algorithm are demonstrated by theoretical analysis and comparable experiments.
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Received: 31 July 2017
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Fund:Supported by National Natural Science Foundation of China(No.61403184,61105082), Major Program of Natural Science Foundation of Higher Education Institutions of Jiangsu Province(No.17KJA120001), Qing Lan Project of Jiangsu Province(No.QL2016), Project of Priority Academic Program Development of Jiangsu Higher Education Institutions(No.PAPD), Graduate Student Scientific Research Innovation Project of Jiangsu Province(No.KYCX17_1210), "1311 Talent Plan" of Nanjing University of Posts and Telecommunications(No.NY2013) |
About author:: 陈静雯,女,1993年生,硕士研究生,主要研究方向为粒计算、智能信息处理.E-mail:386549776@qq.com. 马福民(通讯作者),女,1979年生,博士,副教授,主要研究方向为智能信息处理、智能生产系统等.E-mail:fmmatj@126.com. 张腾飞,男,1980年生,博士,教授,主要研究方向为智能信息处理、大数据分析等.E-mail:tfzhang@126.com. 曾永钢,男,1994年生,硕士研究生,主要研究方向为数据挖掘、智能信息处理.E-mail:284764531@qq.com. |
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