具有已知的ERGM平衡的连续时间图过程:上下文审查,扩展和合成
1Departments of Sociology, Statistics, Computer Science, and EECS and Institute for Mathematical Behavioral Sciences, University of California Irvine.
概括
连续时间图表过程有效地模拟社交网络的动态. 本综述探讨了它们与已知的分布融合的条件,包括随机行为者导向模型和时间指数家族模型.
科学领域:
- 网络科学 网络科学
- 计算社会科学 计算社会科学
- 数学社会学数学社会学
背景情况:
- 连续时间图表过程为建模动态网络提供高时间分辨率.
- 它们自然代表结构变化发生时,与离散时间模型不同.
- 随机行为者导向模型 (SAOM) 是社会科学中广泛使用的一个突出例子.
研究的目的:
- 检查连续时间图形过程与已知分布的趋同条件.
- 举例介绍现有和新型的连续时间图过程,具有已知的收性质.
- 在更广泛的网络动态研究中将这些过程置于背景中.
主要方法:
- 在连续时间图表过程中对趋同的理论条件的审查.
- 分析现有模型,包括随机行为者导向模型的子家族.
- 时间和可分离的时间指数家族随机图模型的连续扩展的检查.
主要成果:
- 确定了连续时间图表过程汇聚到特定图表分布的条件.
- 提供了此类流程的示例,包括既定和新的框架.
- 强调了这些模型在社交网络分析及其他领域的适用性.
结论:
- 连续时间图表过程对于高准确度地理解社交网络动态非常有价值.
- 这些模型的收性质对于理论发展和实证应用至关重要.
- 对连续时间网络模型的进一步研究有望在网络科学方面取得进展.
相关概念视频
Alternative Sets of Equilibrium Equations
389
When analyzing the behavior of structures, engineers often rely on the concept of equilibrium. This refers to the state where all forces and moments acting on a system balance each other, resulting in no net movement or rotation. In many cases, equilibrium can be described by a set of standard equations. However, in some situations, alternative sets of equilibrium equations must be used to describe the system's behavior accurately.
One example of such a situation can be observed in a...
One example of such a situation can be observed in a...
389
Dynamic Equilibrium
51.5K
A reversible chemical reaction represents a chemical process that proceeds in both forward (left to right) and reverse (right to left) directions. When the rates of the forward and reverse reactions are equal, the concentrations of the reactant and product species remain constant over time and the system is at equilibrium. A special double arrow is used to emphasize the reversible nature of the reaction. The relative concentrations of reactants and products in equilibrium systems vary greatly;...
51.5K
Solution Equilibrium and Saturation
18.6K
Imagine adding a small amount of sugar to a glass of water, stirring until all the sugar has dissolved, and then adding a bit more. You can repeat this process until the sugar concentration of the solution reaches its natural limit, a limit determined primarily by the relative strengths of the solute-solute, solute-solvent, and solvent-solvent attractive forces. You can be certain that you have reached this limit because, no matter how long you stir the solution, undissolved sugar remains. The...
18.6K
Reversible and Irreversible Processes
4.2K
The thermodynamic processes can be classified into reversible and irreversible processes. The processes that can be restored to their initial state are called reversible processes. It is only possible if the process is in quasi-static equilibrium, i.e., it takes place in infinitesimally small steps, and the system remains at equilibrium However, these are ideal processes and do not occur naturally. An ideal system undergoing a reversible process is always in thermodynamic equilibrium within...
4.2K
Parameters Affecting Nonlinear Elimination: Zero-Order Input, First-Order Absorption and Two-Compartment Model
65
Drugs administered through various routes can lead to nonlinear elimination, resulting in complex pharmacokinetic behaviors crucial to understanding efficacious drug dosing.
When a drug is administered through a constant intravenous infusion and eliminated via nonlinear pharmacokinetics, it follows zero-order input. For example, oral drugs undergo first-order absorption upon administration and are eliminated through nonlinear pharmacokinetics.
In the case of subcutaneously administered drugs,...
When a drug is administered through a constant intravenous infusion and eliminated via nonlinear pharmacokinetics, it follows zero-order input. For example, oral drugs undergo first-order absorption upon administration and are eliminated through nonlinear pharmacokinetics.
In the case of subcutaneously administered drugs,...
65
Stability of Equilibrium Configuration: Problem Solving
604
The stability of equilibrium configurations is an important concept in physics, engineering, and other related fields. In simple terms, it refers to the tendency of an object or system to return to its equilibrium position after being disturbed. The stability of an equilibrium configuration can be analyzed by considering the potential energy function of the system and examining its behavior near the equilibrium point.
Problem-solving in the context of the stability of equilibrium configuration...
Problem-solving in the context of the stability of equilibrium configuration...
604


