Microscopic pedestrian dynamics refers to the modeling and simulation of individual pedestrian behavior and movement, treating each person as a distinct agent whose actions arise from local interactions with other pedestrians, physical obstacles, and environmental forces rather than being described by aggregate statistical quantities. This fine-grained perspective matters because it enables researchers to study emergent crowd phenomena — such as lane formation, bottleneck congestion, and evacuation flow — with a level of realism and predictive accuracy that coarser, macroscopic approaches cannot provide, making it directly applicable to safety planning, infrastructure design, and real-time crowd forecasting. Key variants in this space include force-based models, such as the social force model, which represent pedestrian interactions as repulsive and attractive physical forces, and agent-based models more broadly, which may incorporate cognitive, behavioral, or data-driven rules to govern individual decision-making.

Source Papers

  • A crowd team evacuation model considering spring effect — A crowd team evacuation model considering spring effect
  • Crowd flow forecasting via agent-based simulations with sequential latent parameter estimation from aggregate observation — Crowd flow forecasting via agent-based simulations with sequ
  • Physics of Human Crowds — Physics of Human Crowds
  • Vadere: An Open-Source Simulation Framework to Promote Interdisciplinary Understanding — Vadere: An Open-Source Simulation Framework to Promote Inter