目的评价基于互联网概念建立的"血站-医院"信息管理系统(血站-医院信息系统)对供用血情况的影响。方法本站建立血液信息管理系统,并与全市21家具有储血功能二级及以上医院血液管理系统实现互联互通并及时观察与记录采供用血情...目的评价基于互联网概念建立的"血站-医院"信息管理系统(血站-医院信息系统)对供用血情况的影响。方法本站建立血液信息管理系统,并与全市21家具有储血功能二级及以上医院血液管理系统实现互联互通并及时观察与记录采供用血情况;比较血站-医院信息系统启用前(2017年4月~2018年3月)后(2018年4月~2019年3月)血站供血岗位人员工作强度、血液预约情况及临床输血不良反应发生率与临床用血满意率。结果血站-医院信息系统启用前后相同时段,本站的采血量(U)为78 249 vs 87 044.5、供血总量(U)为225 276.5vs 249 303,增长率分别为11.24%、10.67%;供血岗位人员人均日工作强度(s)为68.68±4.13 vs 41.71±3.76(P<0.01),日均面积强度(m~2)9.82±3.51 vs 3.31±3.49(P<0.05)。临床用血电话预约时间(s)为110.34±6.79 vs 56.38±4.18(P<0.01),网络预约时间(s)为28.55±2.27 vs 13.48±2.76(P<0.01);输血不良反应发生率分别为0.035%(11/31 250)vs 0.012%(5/42 314)P<0.05);临床用血满意率分别为85.71%(18/21)vs 100%(21/21)(P<0.01)。结论血站-医院信息的启用提升了血站采供血效率,减轻了供血岗位人员的工作强度;同时有益于降低临床输血不良反应,提高用血满意率。展开更多
Through integrating advanced communication and data processing technologies into smart vehicles and roadside infrastructures,the Intelligent Transportation System(ITS)has evolved as a promising paradigm for improving ...Through integrating advanced communication and data processing technologies into smart vehicles and roadside infrastructures,the Intelligent Transportation System(ITS)has evolved as a promising paradigm for improving safety,efficiency of the transportation system.However,the strict delay requirement of the safety-related applications is still a great challenge for the ITS,especially in dense traffic environment.In this paper,we introduce the metric called Perception-Reaction Time(PRT),which reflects the time consumption of safety-related applications and is closely related to road efficiency and security.With the integration of the incorporating information-centric networking technology and the fog virtualization approach,we propose a novel fog resource scheduling mechanism to minimize the PRT.Furthermore,we adopt a deep reinforcement learning approach to design an on-line optimal resource allocation scheme.Numerical results demonstrate that our proposed schemes is able to reduce about 70%of the RPT compared with the traditional approach.展开更多
文摘目的评价基于互联网概念建立的"血站-医院"信息管理系统(血站-医院信息系统)对供用血情况的影响。方法本站建立血液信息管理系统,并与全市21家具有储血功能二级及以上医院血液管理系统实现互联互通并及时观察与记录采供用血情况;比较血站-医院信息系统启用前(2017年4月~2018年3月)后(2018年4月~2019年3月)血站供血岗位人员工作强度、血液预约情况及临床输血不良反应发生率与临床用血满意率。结果血站-医院信息系统启用前后相同时段,本站的采血量(U)为78 249 vs 87 044.5、供血总量(U)为225 276.5vs 249 303,增长率分别为11.24%、10.67%;供血岗位人员人均日工作强度(s)为68.68±4.13 vs 41.71±3.76(P<0.01),日均面积强度(m~2)9.82±3.51 vs 3.31±3.49(P<0.05)。临床用血电话预约时间(s)为110.34±6.79 vs 56.38±4.18(P<0.01),网络预约时间(s)为28.55±2.27 vs 13.48±2.76(P<0.01);输血不良反应发生率分别为0.035%(11/31 250)vs 0.012%(5/42 314)P<0.05);临床用血满意率分别为85.71%(18/21)vs 100%(21/21)(P<0.01)。结论血站-医院信息的启用提升了血站采供血效率,减轻了供血岗位人员的工作强度;同时有益于降低临床输血不良反应,提高用血满意率。
基金supported by National Key R&D Program of China(No.2018YFE010267)the Science and Technology Program of Sichuan Province,China(No.2019YFH0007)+2 种基金the National Natural Science Foundation of China(No.61601083)the Xi’an Key Laboratory of Mobile Edge Computing and Security(No.201805052-ZD-3CG36)the EU H2020 Project COSAFE(MSCA-RISE-2018-824019)
文摘Through integrating advanced communication and data processing technologies into smart vehicles and roadside infrastructures,the Intelligent Transportation System(ITS)has evolved as a promising paradigm for improving safety,efficiency of the transportation system.However,the strict delay requirement of the safety-related applications is still a great challenge for the ITS,especially in dense traffic environment.In this paper,we introduce the metric called Perception-Reaction Time(PRT),which reflects the time consumption of safety-related applications and is closely related to road efficiency and security.With the integration of the incorporating information-centric networking technology and the fog virtualization approach,we propose a novel fog resource scheduling mechanism to minimize the PRT.Furthermore,we adopt a deep reinforcement learning approach to design an on-line optimal resource allocation scheme.Numerical results demonstrate that our proposed schemes is able to reduce about 70%of the RPT compared with the traditional approach.
