一、引言L.A.Zadeh 提出的近似推理(AR)理论,在处理专家系统中不确定性(尤其是模糊性)知识方面获得了广泛的应用。但在具体实现近似推理时,由于它允许规则前提与已知事实间的部分匹配,使得求解效率不高。因此,如何提高 AR 系统的推理速...一、引言L.A.Zadeh 提出的近似推理(AR)理论,在处理专家系统中不确定性(尤其是模糊性)知识方面获得了广泛的应用。但在具体实现近似推理时,由于它允许规则前提与已知事实间的部分匹配,使得求解效率不高。因此,如何提高 AR 系统的推理速度,是一个令人关注的问题。现在的许多研究,都集中在并行或分布式处理,以及专用硬件等方面。本文则讨论在不增加硬件的情况下,如何使AR 系统的性能得到较大的改善。为便于读者阅读及讨论方便起见,下面先介绍一下 AR 的有关知识和约定。二、AR 理论简介及有关约定在 AR 理论中,规则以标准型(Canonical Fo-展开更多
Filter is a key technology of information retrieve of internet. Intelligent tutor system basedon WWW(WWWITS) can tutor several students at the same time,and support the collaboration andcompete learning mode. Filter i...Filter is a key technology of information retrieve of internet. Intelligent tutor system basedon WWW(WWWITS) can tutor several students at the same time,and support the collaboration andcompete learning mode. Filter is also important for WWW-based ITS(WWWITS) ,which is the key fac-tor to implement intelligence and to improve the adaptivity of WWWITS. In this paper,we present twofilter models in WWWITS,and we make further researches on the model ,method ,formalization,and ex-tended HTML based on what We have studied.展开更多
文摘一、引言L.A.Zadeh 提出的近似推理(AR)理论,在处理专家系统中不确定性(尤其是模糊性)知识方面获得了广泛的应用。但在具体实现近似推理时,由于它允许规则前提与已知事实间的部分匹配,使得求解效率不高。因此,如何提高 AR 系统的推理速度,是一个令人关注的问题。现在的许多研究,都集中在并行或分布式处理,以及专用硬件等方面。本文则讨论在不增加硬件的情况下,如何使AR 系统的性能得到较大的改善。为便于读者阅读及讨论方便起见,下面先介绍一下 AR 的有关知识和约定。二、AR 理论简介及有关约定在 AR 理论中,规则以标准型(Canonical Fo-
文摘Filter is a key technology of information retrieve of internet. Intelligent tutor system basedon WWW(WWWITS) can tutor several students at the same time,and support the collaboration andcompete learning mode. Filter is also important for WWW-based ITS(WWWITS) ,which is the key fac-tor to implement intelligence and to improve the adaptivity of WWWITS. In this paper,we present twofilter models in WWWITS,and we make further researches on the model ,method ,formalization,and ex-tended HTML based on what We have studied.
