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基于概念格的数据驱动不确定知识获取*

, PP. 636-642

Keywords: 概念格,不确定性,数据驱动学习,机器学习,知识获取

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Abstract:

在没有领域先验知识的条件下,不确定知识获取是机器学习研究中的一个难题.本文利用决策表和决策规则的不确定性,通过分析决策表、决策规则及概念格的知识表示形式,发现这3种知识表示形式中知识不确定性之间的关系,进而提出基于概念格的数据驱动不确定知识获取算法.仿真实验结果表明,该算法在不确定性知识获取中是有效的.

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