Results 21 to 30 of about 2,941,651 (244)

RL-Godot pedestrian simulation: curriculum-based reinforcement learning for pedestrian simulation

open access: yesActa Polytechnica CTU Proceedings
The paper describes a research effort aimed at developing RL-Godot, a reinforcement learning (RL) based open source software system supporting the study of pedestrian dynamics. We first introduce the curriculum based RL approach to pedestrian simulation
Giuseppe Vizzari   +3 more
doaj   +1 more source

Quantitative Risk Assessment of Ultra-High-Density Pedestrian Crowds Based on Multi-Agent Simulation

open access: yesApplied Sciences
The Itaewon tragedy in South Korea highlighted the severe risks associated with ultra-high-density pedestrian environments. In this study, pedestrian safety in narrow urban alleys was quantitatively evaluated using a FLEXSIM-based Multi-Agent System (MAS)
Dongin Park, Taehoon Kim
doaj   +1 more source

Optimization of Parameters for Pedestrian Simulation Software: A Case Study of Emergency Evacuation Experiments

open access: yesCommunications, 2022
This research study provides a new framework to optimize pedestrian simulation parameters required to replicate emergency evacuation conditions specifically observed in high rise buildings, passenger vehicles and transport terminals.
Hari Krishna Gaddam   +3 more
doaj   +1 more source

Modeling and Simulation of Pedestrian Behavior in Traffic Environment: A Systematic Review of Approaches and Software

open access: yesIEEE Access
Pedestrian behavior modeling and simulation play a critical role in traffic safety, urban planning, and transportation system optimization. In traffic environments, these models are used to predict and analyze pedestrian movements and interactions with ...
Pallavi Zambare, Ying Liu
doaj   +1 more source

Evacuation simulation of different flow ratios in low-density state

open access: yesOpen Physics, 2019
The relationship between the factors of formation mechanism of stratification and the pedestrian ratio in low-density state has not been analyzed by the existing human flow evacuation simulation method, so that the simulation effect is poor.
Lian Haitao   +2 more
doaj   +1 more source

CrowNet: Open Source Modeling and Simulation of Pedestrian-2-X and Crowd Networks

open access: yesIEEE Access
One way to improve urban traffic is by networking road users. While V2X communication initially focused on vehicles, attention is now shifting towards pedestrian communication, particularly through wireless applications.
Stefan Schuhback   +3 more
doaj   +1 more source

Modeling the Separating Pedestrian Flow in T-Shaped Passage Based on Guide Sign

open access: yesDiscrete Dynamics in Nature and Society, 2016
Considering the actual situation of separating pedestrian flow in T-shaped passage, the guide sign is set to guide the pedestrians and subconscious strength is introduced to show the effect of guide sign.
Hong-fei Jia   +3 more
doaj   +1 more source

Is an Apple an Orange? A Large Language Model Benchmark for Candidate Term Extraction and Subclass Decisions Against Upper Ontologies in Engineering and Materials Science

open access: yesAdvanced Engineering Materials, EarlyView.
Building machine‐readable vocabularies for materials science is slow, expert‐driven work. This study benchmarks 13 large language models on two of its first steps: finding candidate terms in engineering articles and deciding where they belong in a class hierarchy.
Thomas Bjarsch   +3 more
wiley   +1 more source

A microscopic simulation model for pedestrian-pedestrian and pedestrian-vehicle interactions at crosswalks. [PDF]

open access: yesPLoS ONE, 2017
This study aims to develop a microscopic pedestrian behavior model considering various interactions on pedestrian dynamics at crosswalks. Particularly, we take into account the evasion behavior with counter-flow pedestrians, the following behavior with ...
Manxia Liu   +3 more
doaj   +1 more source

Pedestrian detection in uncontrolled environments using stereo and biometric information [PDF]

open access: yes, 2006
A method for pedestrian detection from challenging real world outdoor scenes is presented in this paper. This technique is able to extract multiple pedestrians, of varying orientations and appearances, from a scene even when faced with large and multiple
O'Connor, Noel E.   +7 more
core   +2 more sources

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