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学者姓名:汪婧
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突发事件应对过程中,公众对突发事件的风险感知会在一定程度上决定其行为选择从而影响事件风险的传播.为此,本文通过分析突发事件风险信息、风险感知和风险传播的路径关系,在风险传播过程中引入传染病传播机制,构建基于微分方程的风险传播模型.综合考虑风险传播阈值、媒体报道力度、群体风险感知度、个人风险知识水平四类因素并结合仿真实验分析对风险感知和风险传播行为的影响.最后,通过实例研究表明模型结论的有效性.本文研究结论有助于为相关职能部门调节公众风险感知,制定风险防控措施提供理论依据与支持.
Keyword :
传染病模型 传染病模型 突发事件 突发事件 风险传播 风险传播 风险信息 风险信息 风险感知 风险感知
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GB/T 7714 | 汪婧 , 郭楚晴 . 考虑公众风险感知的突发事件风险传播模型及仿真研究 [J]. | 运筹与管理 , 2023 , 32 (1) : 159-168 . |
MLA | 汪婧 等. "考虑公众风险感知的突发事件风险传播模型及仿真研究" . | 运筹与管理 32 . 1 (2023) : 159-168 . |
APA | 汪婧 , 郭楚晴 . 考虑公众风险感知的突发事件风险传播模型及仿真研究 . | 运筹与管理 , 2023 , 32 (1) , 159-168 . |
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The public's risk perception of public health emergencies will determine their behavior choices to a certain extent. Research on public risk perception of emergencies is an integral part of crisis management. From the perspective of the whole life cycle, this article takes the COVID-19 epidemic as an example. It conducts empirical analysis to study the influencing factors of public risk perception of public health emergencies. The results show that: (1) the public's risk perception is affected by individual factors, event characteristics, social influencing factors, and individual relationship factors. (2) The more the public is familiar with the epidemic, the lower the risk of the epidemic. The more the public can control the loss of the epidemic risk, the perceived epidemic risk will be reduced. The more the public trusts the supreme power of the government, the lower the risk of the epidemic in their hearts is. The higher the closeness of the risk and impact of the epidemic to individuals, the higher the level of risk perception is. (3)The public's risk perception will evolve with the development of the situation, and there are differences in recognition of government departments' control measures at different stages of public health emergencies. The relevant departments should effectively guide the public's risk response behavior in combination with the life cycle of public health emergencies. The research conclusions of this article clarify the dynamic evolution of risk perception and provide a specific reference for the emergency management of public health emergencies.
Keyword :
COVID-19 COVID-19 Public behavior Public behavior Public health emergencies Public health emergencies Risk perception Risk perception Whole life cycle Whole life cycle
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GB/T 7714 | Wang, Jing , Guo, Chuqing , Wu, Xiaoxin et al. Influencing factors for public risk perception of COVID-19--perspective of the pandemic whole life cycle [J]. | INTERNATIONAL JOURNAL OF DISASTER RISK REDUCTION , 2022 , 67 . |
MLA | Wang, Jing et al. "Influencing factors for public risk perception of COVID-19--perspective of the pandemic whole life cycle" . | INTERNATIONAL JOURNAL OF DISASTER RISK REDUCTION 67 (2022) . |
APA | Wang, Jing , Guo, Chuqing , Wu, Xiaoxin , Li, Pei . Influencing factors for public risk perception of COVID-19--perspective of the pandemic whole life cycle . | INTERNATIONAL JOURNAL OF DISASTER RISK REDUCTION , 2022 , 67 . |
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Background: Risk perception is a key factor influencing the public's behavioral response to major public health events. The research on public risk perception promotes the emergency management system to adapt to the needs of modern development. This article is based on a risk information perspective, using the COVID-19 event as an example. From the micro and macro perspectives, the influencing factors of public risk perception in major public health events in China are extracted, and the attribution model and index system of public risk perception are established.Methods: In this paper, the five-level Likert scale is used to collect and measure the risk perception variable questionnaire through the combination of online and offline methods (a total of 550 questionnaires, the overall Alpha coefficient of the questionnaire is 0.955, and the KMO test coefficient t=0.941), and through independent samples t-test, correlation analysis, multiple regression analysis and other methods to draw relevant conclusions.Results: The results showed that gender and age were significantly associated with risk perception (p<0.005), and education level was significantly negatively associated with risk perception (p <0 0.005). Risk information attention and risk perception were significantly positively correlated (p<0.005), media credibility was significantly positively correlated with risk perception (p<0.005), while risk information identification and media exposure had no significant interaction with risk perception (p=0.125, p=0.352).Conclusion: Factors such as gender, age, education level, place of residence, media exposure, media credibility, risk information attention, and recognition lead to different levels of risk perception. This conclusion helps to provide a basis for relevant departments to conduct public risk management of major public health events based on differences in risk perceptions.
Keyword :
COVID-19 COVID-19 influencing factors influencing factors public health events public health events risk information risk information risk perception risk perception
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GB/T 7714 | Wang, Jing , Guo, Chuqing , Lin, Tingyu . Public Risk Perception Attribution Model and Governance Path in COVID-19: A Perspective Based on Risk Information [J]. | RISK MANAGEMENT AND HEALTHCARE POLICY , 2022 , 15 : 2097-2113 . |
MLA | Wang, Jing et al. "Public Risk Perception Attribution Model and Governance Path in COVID-19: A Perspective Based on Risk Information" . | RISK MANAGEMENT AND HEALTHCARE POLICY 15 (2022) : 2097-2113 . |
APA | Wang, Jing , Guo, Chuqing , Lin, Tingyu . Public Risk Perception Attribution Model and Governance Path in COVID-19: A Perspective Based on Risk Information . | RISK MANAGEMENT AND HEALTHCARE POLICY , 2022 , 15 , 2097-2113 . |
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网络舆情关乎社会稳定和国家治理,因此对网络舆情进行风险评估和预警具有重要意义.采用层次分析法和模糊综合评价法,通过划分舆情风险等级,构建网络舆情风险评估指标体系,并以新冠肺炎疫情期间的网络舆情为例进行实证研究.通过实证研究得出新冠肺炎疫情期间的网络舆情风险等级为“二级(比较严重)”,与此前专家对这次舆情的评定相吻合.针对公共卫生事件网络舆情风险防控的现实困境,从卫生体制、网民、政府、媒介四个评价指标提出网络舆情风险防控的对策,具有一定的现实意义.
Keyword :
公共卫生事件 公共卫生事件 层次分析法 层次分析法 模糊综合评价法 模糊综合评价法 网络舆情 网络舆情 风险评估 风险评估
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GB/T 7714 | 汪婧 , 刘武兵 . 基于AHP-模糊综合评价法的公共卫生事件网络舆情风险评估 [J]. | 北京化工大学学报(社会科学版) , 2021 , (1) : 23-29 . |
MLA | 汪婧 et al. "基于AHP-模糊综合评价法的公共卫生事件网络舆情风险评估" . | 北京化工大学学报(社会科学版) 1 (2021) : 23-29 . |
APA | 汪婧 , 刘武兵 . 基于AHP-模糊综合评价法的公共卫生事件网络舆情风险评估 . | 北京化工大学学报(社会科学版) , 2021 , (1) , 23-29 . |
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[目的/意义]把握突发事件舆情传播网络的内在结构特征,可以为网络舆情健康发展提供优化对策.[方法/过程]运用社会网络分析方法(SNA),以江苏响水"3?21"爆炸事故为实证研究对象,运用ucinet软件生成网络拓扑图,从网络整体结构、中心性、位置角色三个维度下的七个测度指标进行网络结构特征的测度分析.[结果/结论]该突发事件舆情传播网络具有较高的连通性和异质性、网络的结构特性影响舆情信息传播速度和效力、用户的信息传播能力具有马太效应、用户特性影响其在网络中的地位.最终根据网络内部结构特征分析,提出针对性的建议.
Keyword :
社会网络分析 社会网络分析 突发事件 突发事件 网络结构特征 网络结构特征 网络舆情 网络舆情
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GB/T 7714 | 汪婧 , 陈发培 . 基于SNA的突发事件舆情传播网络的结构特征分析——以江苏响水"3•21"爆炸事故为例 [J]. | 电子科技大学学报(社会科学版) , 2021 , 23 (1) : 10-18 . |
MLA | 汪婧 et al. "基于SNA的突发事件舆情传播网络的结构特征分析——以江苏响水"3•21"爆炸事故为例" . | 电子科技大学学报(社会科学版) 23 . 1 (2021) : 10-18 . |
APA | 汪婧 , 陈发培 . 基于SNA的突发事件舆情传播网络的结构特征分析——以江苏响水"3•21"爆炸事故为例 . | 电子科技大学学报(社会科学版) , 2021 , 23 (1) , 10-18 . |
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【目的/意义】把握突发事件舆情传播网络的内在结构特征,可以为网络舆情健康发展提供优化对策。【方法/过程】运用社会网络分析方法(SNA),以江苏响水"3·21"爆炸事故为实证研究对象,运用ucinet软件生成网络拓扑图,从网络整体结构、中心性、位置角色三个维度下的七个测度指标进行网络结构特征的测度分析。【结果/结论】该突发事件舆情传播网络具有较高的连通性和异质性、网络的结构特性影响舆情信息传播速度和效力、用户的信息传播能力具有马太效应、用户特性影响其在网络中的地位。最终根据网络内部结构特征分析,提出针对性的建议。
Keyword :
社会网络分析 社会网络分析 突发事件 突发事件 网络结构特征 网络结构特征 网络舆情 网络舆情
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GB/T 7714 | 汪婧 , 陈发培 . 基于SNA的突发事件舆情传播网络的结构特征分析——以江苏响水“3·21”爆炸事故为例 [J]. | 电子科技大学学报(社科版) , 2021 , 23 (01) : 10-18 . |
MLA | 汪婧 et al. "基于SNA的突发事件舆情传播网络的结构特征分析——以江苏响水“3·21”爆炸事故为例" . | 电子科技大学学报(社科版) 23 . 01 (2021) : 10-18 . |
APA | 汪婧 , 陈发培 . 基于SNA的突发事件舆情传播网络的结构特征分析——以江苏响水“3·21”爆炸事故为例 . | 电子科技大学学报(社科版) , 2021 , 23 (01) , 10-18 . |
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Dyeing is the most time and energy-consuming process in textile production. Motivated by a dyeing overdue problem in a lace textile factory, we study a parallel machine scheduling problem with different colour families, sequence-dependent setup times, and machine eligibility restriction. An integer programming model is formulated to minimise the total tardiness. Given that the dyeing optimisation problem is strongly NP-hard, a hybrid differential evolution (HDE) algorithm embedded with chaos theory and two local search algorithms is proposed to solve real-world instances from the textile factory. In our proposed algorithm, a special encoding and decoding scheme is designed to deal with the machine eligibility constraint, and chaos theory is adopted to determine the parameter settings of the underlying differential evolution (DE) algorithm. To speed up convergence and improve search exploitation, two local search algorithms inspired by two dominance properties are developed to determine the optimal job sequence for parallel machines, such that the decision of the entire problem is simplified to the assignment of jobs among the machines, and the computational time required is significantly reduced. Comprehensive experiments based on 36 synthetically generated small to large-scale problem instances and 20 real-world industrial data sets confirm the efficacy of our proposed HDE over other DE variants.
Keyword :
chaos theory chaos theory dominance property dominance property hybrid differential evolution hybrid differential evolution parallel machine scheduling with sequence-dependent setup times parallel machine scheduling with sequence-dependent setup times textile dyeing optimisation textile dyeing optimisation
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GB/T 7714 | Li, Debiao , Wang, Jing , Qiang, Rui et al. A hybrid differential evolution algorithm for parallel machine scheduling of lace dyeing considering colour families, sequence-dependent setup and machine eligibility [J]. | INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH , 2020 . |
MLA | Li, Debiao et al. "A hybrid differential evolution algorithm for parallel machine scheduling of lace dyeing considering colour families, sequence-dependent setup and machine eligibility" . | INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH (2020) . |
APA | Li, Debiao , Wang, Jing , Qiang, Rui , Chiong, Raymond . A hybrid differential evolution algorithm for parallel machine scheduling of lace dyeing considering colour families, sequence-dependent setup and machine eligibility . | INTERNATIONAL JOURNAL OF PRODUCTION RESEARCH , 2020 . |
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单纯依靠政府主导的应急管理模式已不能满足社会需求,建立政府与NGO协同应急管理模式成为应急管理发展新方向.为了探究综合应急体系模式下NGO与政府的协作关系以及协作能力,本文通过建立政府与NGO协作模型,梳理协作关系的类型,再引入Y基金芦山地震项目作为研究个案,剖析政府与Y基金在芦山地震中的职能范围、困境,协作建议.
Keyword :
NGO NGO 基金会 基金会 系统组织理论 系统组织理论 芦山地震 芦山地震
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GB/T 7714 | 陈玮玮 , 汪婧 . 协同应急视角下政府与NGO协作关系探究——基于Y基金芦山地震项目 [J]. | 中国应急救援 , 2018 , (1) : 25-29 . |
MLA | 陈玮玮 et al. "协同应急视角下政府与NGO协作关系探究——基于Y基金芦山地震项目" . | 中国应急救援 1 (2018) : 25-29 . |
APA | 陈玮玮 , 汪婧 . 协同应急视角下政府与NGO协作关系探究——基于Y基金芦山地震项目 . | 中国应急救援 , 2018 , (1) , 25-29 . |
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按照我国应急响应机制,某地区发生突发事件后,根据灾害后果不同需要启动不同的预案体系。通过灾害后果的系统分析,研究了预案体系的启动机制,梳理了预案体系的演化模式,从演化时间维度建立了预案体系点、链、网3种启动模式,并系统分析了各启动模式及其相应的结构特征。最后,通过实例说明了预案体系的3种启动模式。研究结论有利于预案体系的合理启动,提高了突发事件应对的有效性,为应急预案体系的启动决策提供了理论支持。
Keyword :
启动机制 启动机制 启动模式 启动模式 演化 演化 灾害后果 灾害后果 预案体系 预案体系
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GB/T 7714 | 汪婧 , 荣莉莉 . 面向灾害后果的应急预案体系启动模式 [J]. | 自然灾害学报 , 2015 , 24 (03) : 1-11 . |
MLA | 汪婧 et al. "面向灾害后果的应急预案体系启动模式" . | 自然灾害学报 24 . 03 (2015) : 1-11 . |
APA | 汪婧 , 荣莉莉 . 面向灾害后果的应急预案体系启动模式 . | 自然灾害学报 , 2015 , 24 (03) , 1-11 . |
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