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简单森林逻辑程序的混合推理

Hybrid Reasoning with Simple Forest Logic Programs
课程网址: http://videolectures.net/eswc09_feier_hrws/  
主讲教师: Cristina Feier
开课单位: 维也纳科技大学
开课时间: 2009-07-28
课程语种: 英语
中文简介:
pen Answer Set Programming(OASP)是集成本体和规则的有吸引力的框架。虽然已经确定了几种可判定的OASP碎片,但很少有推理程序存在。在本文中,我们提供了一个完整的,完整的和终止的算法,用于可靠性检查w.r.t.森林逻辑程序,一种规则具有树形状并允许不等式原子和常数的片段。我们进一步介绍了混合知识库,SHOQ知识库和森林逻辑程序共存的混合框架,并且我们表明,只有森林逻辑程序才能将具有这种知识库的推理简化为推理。我们注意到f混合知识库不需要规则组件的通常(弱)DL安全性,因此提供了混合推理的真正替代方法。
课程简介: pen Answer Set Programming (OASP) is an attractive framework for integrating ontologies and rules. Although several decidable fragments of OASP have been identified, few reasoning procedures exist. In this paper, we provide a sound, complete, and terminating algorithm for satisfiability checking w.r.t. forest logic programs, a fragment where rules have a tree shape and allow for inequality atoms and constants. We further introduce f-hybrid knowledge bases, a hybrid framework where SHOQ knowledge bases and forest logic programs co-exist, and we show that reasoning with such knowledge bases can be reduced to reasoning with forest logic programs only. We note that f-hybrid knowledge bases do not require the usual (weakly) DL-safety of the rule component, providing thus a genuine alternative approach to hybrid reasoning.
关 键 词: 不等式原子; 常数; 混合知识库
课程来源: 视频讲座网
最后编审: 2019-04-10:lxf
阅读次数: 63