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Memory retention of spatial knowledge in fire evacuation and safety training

Menzemer, Leo Willem LU orcid ; Gwynne, Steve LU and Ronchi, Enrico LU orcid (2026) In Fire Safety Journal 163(September 2026).
Abstract
This study investigated the retention of spatial knowledge in buildings following route-learning training in a virtual reality environment. A total of 121 participants were tested up to three months later on putting waypoints of the route in the correct order and recalling directions at waypoints. Memory accuracy declined over time, consistent with classic memory theory. Route knowledge was retained more robustly than sequential order, highlighting the importance of contextual retrieval cues. Landmark presence, decision-point complexity, and route features modulated recall, demonstrating that both task and environmental characteristics influence spatial memory. A hierarchical Bayesian regression model quantified forgetting with median... (More)
This study investigated the retention of spatial knowledge in buildings following route-learning training in a virtual reality environment. A total of 121 participants were tested up to three months later on putting waypoints of the route in the correct order and recalling directions at waypoints. Memory accuracy declined over time, consistent with classic memory theory. Route knowledge was retained more robustly than sequential order, highlighting the importance of contextual retrieval cues. Landmark presence, decision-point complexity, and route features modulated recall, demonstrating that both task and environmental characteristics influence spatial memory. A hierarchical Bayesian regression model quantified forgetting with median memory accuracy, capturing uncertainty across individual variability of participants and the environment in the experiment. Predicted accuracy decreased from approximately 91% initially to 77% after 12 weeks, and to approximately 72-75% after 6-12 months indicating that a substantial portion of spatial knowledge is retained over long intervals. By applying memory theory to analyse retention data, this study addresses a gap in the safety training field by providing a theory-driven approach to quantifying training effectiveness, enabling evidence-based design and assessment of safety and evacuation training in practice. (Less)
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author
; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Fire Safety, human behavior, Human Behaviour in Fire, Safety Training, Spatial Cognition, Knowledge Retention, forgetting, Forgetting curves, brms, Bayesian Regression, Evacuation, Evacuation drill, Memory
in
Fire Safety Journal
volume
163
issue
September 2026
article number
104799
pages
11 pages
publisher
Elsevier
external identifiers
  • scopus:105036071184
ISSN
0379-7112
DOI
10.1016/j.firesaf.2026.104799
project
Egressibility: a paradigm shift in evacuation research
language
English
LU publication?
yes
id
45babffa-8d0a-4e4c-b195-9e6546404c22
date added to LUP
2026-04-22 12:03:43
date last changed
2026-05-14 04:01:15
@article{45babffa-8d0a-4e4c-b195-9e6546404c22,
  abstract     = {{This study investigated the retention of spatial knowledge in buildings following route-learning training in a virtual reality environment. A total of 121 participants were tested up to three months later on putting waypoints of the route in the correct order and recalling directions at waypoints. Memory accuracy declined over time, consistent with classic memory theory. Route knowledge was retained more robustly than sequential order, highlighting the importance of contextual retrieval cues. Landmark presence, decision-point complexity, and route features modulated recall, demonstrating that both task and environmental characteristics influence spatial memory. A hierarchical Bayesian regression model quantified forgetting with median memory accuracy, capturing uncertainty across individual variability of participants and the environment in the experiment. Predicted accuracy decreased from approximately 91% initially to 77% after 12 weeks, and to approximately 72-75% after 6-12 months indicating that a substantial portion of spatial knowledge is retained over long intervals. By applying memory theory to analyse retention data, this study addresses a gap in the safety training field by providing a theory-driven approach to quantifying training effectiveness, enabling evidence-based design and assessment of safety and evacuation training in practice.}},
  author       = {{Menzemer, Leo Willem and Gwynne, Steve and Ronchi, Enrico}},
  issn         = {{0379-7112}},
  keywords     = {{Fire Safety; human behavior; Human Behaviour in Fire; Safety Training; Spatial Cognition; Knowledge Retention; forgetting; Forgetting curves; brms; Bayesian Regression; Evacuation; Evacuation drill; Memory}},
  language     = {{eng}},
  month        = {{04}},
  number       = {{September 2026}},
  publisher    = {{Elsevier}},
  series       = {{Fire Safety Journal}},
  title        = {{Memory retention of spatial knowledge in fire evacuation and safety training}},
  url          = {{https://lup.lub.lu.se/search/files/248209898/Memory_retention_of_spatial_knowledge_in_fire_evacuation_and_safety_training.pdf}},
  doi          = {{10.1016/j.firesaf.2026.104799}},
  volume       = {{163}},
  year         = {{2026}},
}