疫情动态与对延迟多重网络的积极和消极信息的意识级联
1School of Mathematics and Statistics, Southwest University, Chongqing 400715, China.
Chaos (Woodbury, N.Y.)
|February 10, 2025
概括
人类的意识级联影响流行病反应. 这项研究模拟了信息和病毒传播,发现正负信息和时间延迟显著影响流行病值和规模,特别是恢复时间延迟.
科学领域:
- 流行病学 流行病学
- 网络科学 网络科学
- 社会动力学 社会动力学
背景情况:
- 人类的意识和决策受社会行为的影响,导致意识级联.
- 信息传播是复杂的,个人选择性地接受积极或消极的流行病相关信息.
- 意识级中的群体效应塑造了个人对流行病的反应.
研究的目的:
- 建模一个信息病毒双重网络,结合意识级联和流行病动态.
- 分析积极/消极信息和时间延迟对流行病传播的影响.
- 为了获得流行病传播的临界值的明确公式.
主要方法:
- 微观马尔科夫链方法用于建模.
- 在信息层上,意识级联的门模型.
- 一个易受感染的恢复模型,在病毒层有时间延迟.
主要成果:
- 积极和消极的信息,以及时间延迟,显著影响了关键的流行病传播值.
- 恢复时间延迟是影响流行病总体规模的主要因素.
- 积极信息接受的门点存在,受大众媒体的影响,影响流行病的传播.
结论:
- 意识级联,信息类型和时间延迟是流行病动态的关键因素.
- 大众媒体在调节信息对流行病传播影响方面发挥着重要作用.
- 负信息接受率可以划分不同的流行病传播阶段.
相关概念视频
Steps in Outbreak Investigation
102
In the ever-evolving field of public health, statistical analysis serves as a cornerstone for understanding and managing disease outbreaks. By leveraging various statistical tools, health professionals can predict potential outbreaks, analyze ongoing situations, and devise effective responses to mitigate impact. For that to happen, there are a few possible stages of the analysis:
102
Infection
7.1K
When a pathogen enters the body and reproduces, it can cause an infection, damage body cells, and cause illness symptoms that eventually lead to disease. Therefore, its prevention requires breaking the chain of infection.
The chain begins with pathogens: bacteria, viruses, fungi, prions, or parasites such as protozoa helminths. These can be present on the skin as transient or resident flora, or they can be acquired from the environment. Identifying and treating the type of infection and...
The chain begins with pathogens: bacteria, viruses, fungi, prions, or parasites such as protozoa helminths. These can be present on the skin as transient or resident flora, or they can be acquired from the environment. Identifying and treating the type of infection and...
7.1K
Group Polarization
34.1K
Group polarization is the strengthening of an original group attitude following the discussion of views within a group (Teger & Pruitt, 1967). That is, if a group initially favors a viewpoint, after discussion the group consensus is likely a stronger endorsement of the viewpoint. Conversely, if the group was initially opposed to a viewpoint, group discussion would likely lead to stronger opposition.
34.1K
Intracellular Signaling Cascades
46.2K
Once a ligand binds to a receptor, the signal is transmitted through the membrane and into the cytoplasm. The continuation of a signal in this manner is called signal transduction. Signal transduction only occurs with cell-surface receptors, which cannot interact with most components of the cell, such as DNA. Only internal receptors can interact directly with DNA in the nucleus to initiate protein synthesis. When a ligand binds to its receptor, conformational changes occur that affect the...
46.2K
Amplifying Signals via Enzymatic Cascade
8.2K
When a ligand binds to a cell-surface receptor, the receptor's intracellular domain changes shape, which may either activate its enzyme function or allow its binding to other molecules. The initial signal is amplified by most signal transduction pathways. This means that a single ligand molecule can activate multiple molecules of a downstream target. Proteins that relay a signal are most commonly phosphorylated at one or more sites, activating or inactivating the protein. Kinases catalyze...
8.2K
Interactions Between Signaling Pathways
6.2K
Signaling cascades usually lack linearity. Multiple pathways interact and regulate one another, allowing cells to integrate and respond to diverse environmental stimuli.
Convergence and divergence, and cross-talk between signaling pathways
Two distinct signaling pathways can converge on a single functional unit, which may either be a single protein or a complex of proteins. The response is either functionally distinct or synergistic between the two pathways but different from the response...
Convergence and divergence, and cross-talk between signaling pathways
Two distinct signaling pathways can converge on a single functional unit, which may either be a single protein or a complex of proteins. The response is either functionally distinct or synergistic between the two pathways but different from the response...
6.2K


