In this paper some improvements on certainty factor model are discussed aiming at:1)including, in a rule“E→H”,not only the CF of H when E exists but also CF of(?)when E does not exist(partly or completely).For this...In this paper some improvements on certainty factor model are discussed aiming at:1)including, in a rule“E→H”,not only the CF of H when E exists but also CF of(?)when E does not exist(partly or completely).For this purpose another factor(?)is added into the original model;2) improving the model so that it can tackle problems with unknown evidence.In this aspect two concepts are introduced:(relative)maximum existence risk and(relative)maximum non-existence risk.An impor- tant result is that even if some necessary evidence is unknown one can still know the tendency whether the conclusion is true.Based on the improvements a conflict resolution model for problem-level conflict is also presented展开更多
医院信息系统已成为保障医院正常运行的重要组成部分,医院信息系统如果发生故障导致信息化功能出现异常时,就会影响患者的就医体验以及医院的医疗效率。本文结合医院数据中心建设的现状、基于CDP(Continuous Data Protection,CDP)技术,...医院信息系统已成为保障医院正常运行的重要组成部分,医院信息系统如果发生故障导致信息化功能出现异常时,就会影响患者的就医体验以及医院的医疗效率。本文结合医院数据中心建设的现状、基于CDP(Continuous Data Protection,CDP)技术,构建磁盘数据块的快速容灾建设方案,通过技术演练验证方案的可行性。演练结果表明,CDP技术通过集成的现有资源,可以帮助解决所面临的关键数据保护与业务恢复的挑战,实现了业务系统的连续性。展开更多
文摘In this paper some improvements on certainty factor model are discussed aiming at:1)including, in a rule“E→H”,not only the CF of H when E exists but also CF of(?)when E does not exist(partly or completely).For this purpose another factor(?)is added into the original model;2) improving the model so that it can tackle problems with unknown evidence.In this aspect two concepts are introduced:(relative)maximum existence risk and(relative)maximum non-existence risk.An impor- tant result is that even if some necessary evidence is unknown one can still know the tendency whether the conclusion is true.Based on the improvements a conflict resolution model for problem-level conflict is also presented
文摘医院信息系统已成为保障医院正常运行的重要组成部分,医院信息系统如果发生故障导致信息化功能出现异常时,就会影响患者的就医体验以及医院的医疗效率。本文结合医院数据中心建设的现状、基于CDP(Continuous Data Protection,CDP)技术,构建磁盘数据块的快速容灾建设方案,通过技术演练验证方案的可行性。演练结果表明,CDP技术通过集成的现有资源,可以帮助解决所面临的关键数据保护与业务恢复的挑战,实现了业务系统的连续性。
