Results 31 to 40 of about 2,963,619 (236)

Evaluating and comparing crowd simulations: Perspectives from a crowd authoring tool

open access: yesGraphical Models
Crowd simulation is a research area widely used in diverse fields, including gaming and security, assessing virtual agent movements through metrics like time to reach their goals, speed, trajectories, and densities.
Gabriel Fonseca Silva   +3 more
doaj   +1 more source

German crowd-investing platforms: Literature review and survey [PDF]

open access: yes, 2016
This article presents a comprehensive overview of the current German crowd-investing market drawing on a data-set of 31 crowd-investing platforms including the analysis of 265 completed projects. While crowd-investing market still only represents a niche
David Grundy   +3 more
core   +1 more source

PASTA‐ELN: Simplifying Research Data Management for Experimental Materials Science

open access: yesAdvanced Engineering Materials, EarlyView.
Research data management faces ongoing hurdles as many ELNs remain complex and restrictive. PASTA‐ELN offers an open‐source, cross‐platform solution that prioritizes simplicity, offline access, and user control. Its in tuitive folder structure, modular Python add‐ons, and open formats enable seamless documentation, FAIR data practices, and easy ...
S. Brinckmann, G. Winkens, R. Schwaiger
wiley   +1 more source

Simulation method for disaster mechanism caused by panic emotion of evacuation crowds

open access: yesEgyptian Informatics Journal
The current state of crowd simulation technology remains inadequate in simulating stampede scenarios and predicting resultant casualties. To simulate how panic-induced crowd stampedes occur, this study develops a simulation model of crowd behaviors under
Jun Zeng   +3 more
doaj   +1 more source

Discrepancies Between Micro Versus Macroscale Viscoelastic Properties in a Microplastic‐Tissue Composite Model

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the discrepancies between bulk mechanics and spatial mapping in a tissue‐mimetic hydrogel model. Microplastic particles create localized stiff mechanical microenvironments that are detectable by cellular‐scale nanoindentation but leave bulk properties unchanged as measured by rheology.
Ahron T. Verschleisser   +3 more
wiley   +1 more source

On Crowd Density Estimation for Surveillance

open access: yes, 2006
The goal of this work is to use computer vision to measure crowd density in outdoor scenes. Crowd density estimation is an important task in crowd monitoring. The assessment is carried out using images of a graduation scene which illustrated variation of
Rahmalan, Hidayah   +5 more
core   +2 more sources

Towards intelligent railway crowd management: a conceptual IoT–AI–Blockchain framework with simulation-based assessment

open access: yesTransportation Research Interdisciplinary Perspectives
High-density railway stations face challenges due to rapid passenger expansion, extremely dynamic passenger movements, and the lack of real-time decision-making.
Balveer Saini, Dinesh Kumar Saini
doaj   +1 more source

A Multi‐Scale Machine Learning Framework for the Inverse Design of High Entropy Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
High‐entropy alloys offer vast potential for various applications, including electrocatalysis; however, their compositional complexity challenges conventional screening. We introduce an inverse‐design framework combining two neural networks to determine optimal compositions and reconstruct nanoparticle geometry from targeted properties and conventional
Mikael Takoutsin   +14 more
wiley   +1 more source

Representing crowds using a multi‐agent model – Development of the SimTread pedestrian simulation system

open access: yesJapan Architectural Review, 2019
SimTread was developed as a pedestrian simulation system following a straightforward, highly user‐definable pedestrian and spatial model. Unlike network and mesh models, this pedestrian model is a multi‐agent system in which an individual pedestrian is ...
Takeshi Kimura   +6 more
doaj   +1 more source

Simulation of Crowd Problems for Computer Vision [PDF]

open access: yes, 2005
This work presents an approach for generating video evidence of dangerous situations in crowded scenes. The scenarios of interest are those with high safety risk such as blocked exit, collapse of a person in the crowd, and escape panic.
Fisher, Bob, Andrade, Ernesto
core  

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