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Language models fine-tuned for crowd simulation using aggregate mobility data · 2 sources tracked

Researchers have developed a method to fine-tune language models for crowd simulation by using aggregate mobility statistics, such as zone-level device counts and origin-to-destination (OD) flows, to guide agent behavior. This approach addresses the challenge of under-determined individual behavior when only aggregate data is available. By iteratively fitting the model's destination distribution to observed OD flows, the fine-tuned agents achieved a 25% reduction in destination-share error on data from two baseball games, while maintaining similar grid correlations. AI

IMPACT This research demonstrates a novel application of language models in simulating complex human behavior, potentially improving urban planning and event management.

RANK_REASON The cluster contains a research paper published on arXiv detailing a novel method for applying language models to crowd simulation.

Read on arXiv cs.MA (Multiagent) →

AI-generated summary · Google Gemini · from 2 sources. How we write summaries →

Language models fine-tuned for crowd simulation using aggregate mobility data · 2 sources tracked

COVERAGE [2]

  1. arXiv cs.AI TIER_1 English(EN) · Tatsuya Amano, Hirozumi Yamaguchi ·

    Distilling Aggregate Mobility Statistics into a Language Model Policy for Post-Event Crowd Simulation

    arXiv:2608.19778v1 Announce Type: cross Abstract: Pedestrian simulators need a behaviour rule for every agent, but privacy usually limits the data for setting one to aggregate statistics, namely zone-level device counts and origin-to-destination (OD) flows, with no individual tra…

  2. arXiv cs.MA (Multiagent) TIER_1 English(EN) · Hirozumi Yamaguchi ·

    Distilling Aggregate Mobility Statistics into a Language Model Policy for Post-Event Crowd Simulation

    Pedestrian simulators need a behaviour rule for every agent, but privacy usually limits the data for setting one to aggregate statistics, namely zone-level device counts and origin-to-destination (OD) flows, with no individual trajectories. Such aggregates under-determine individ…