A deep learning and edge computing integrated approach for fall behavior detection in buildings
December 2025
This study proposes a model integrating YOLOv11 and STGCN for accurate and real-time detection of fall behaviors within buildings. A specialized video dataset comprising fall behaviors performed by...
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Urban road collapse risk assessment based on the extended xLSTM Network
December 2025
Rapid urbanization has substantially increased the complexity of urban underground spaces. This complexity leads to frequent road collapse incidents that pose significant threats to the safety and property...
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Facility service balance problem with information feedback mechanism in the virtual–real interaction network
September 2025
Considering the information interaction in the virtual–real network, this paper introduces a novel three-layer model that explores the integrated influence between virtual and real networks. Existing...
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DLW-CI: A Dynamic Likelihood-Weighted Cooperative Infotaxis approach for multi-drone cooperative multi-source search
September 2025
Drones have gradually been employed to search for unknown sources during leakage accidents. However, current studies have mainly focused on the single-source search problem, while in practical situations,...
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Safe evacuation framework with intelligent dynamic exit sign system and demonstration in tunnel fire
September 2025
•Propose an Intelligent Dynamic Exit Sign (IDES) System for tunnel fire safety.•Introduce a reversion mechanism for turning dynamic signs to static mode to resolve moral issue.•Validate the IDES system...
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Experimental study on enhancing the foam spray range of compressed air foam nozzle
September 2025
As the core equipment in power systems, ultra-high voltage (UHV) transformers pose a high fire risk. The compressed-air foam spray nozzle is a novel end-release device that, due to its high efficiency...
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Resilience in Cyber-Physical Infrastructures: R-KPI prioritization, framework development, and case study insights
September 2025
Critical infrastructures (CIs) embody cyber-physical-social systems (CPSSs) where physical entities are integrated with cyber components, shaping service delivery through end-user behavior. The seamless...
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Numerical study on flashover in aircraft cargo under varying pressure and ventilation conditions
September 2025
A numerical simulation study was conducted to analyze flashover in a full-scale aircraft cargo compartment, utilizing FDS (Fire Dynamics Simulator) and PyroSim (visual modeling) software. The study...
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Heat penetration and thermal response due to firebrand accumulation on the exterior walls of dwellings
September 2025
This paper presents an extensive experimental investigation campaign concerning the thermal fire reaction of firebrands, as they accumulate on the exterior walls of dwellings, a common occurrence in...
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A method of characterizing the impact of traffic load on metro system from the control centrality
September 2025
This paper explores the challenges of controlling complex metro systems, which are influenced by uncertain and uncontrollable large passenger flow impacts. Traditionally, flow-limiting measures during...
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Modeling the resilience of startups in the COVID-19 pandemic using the system dynamics approach
September 2025
The COVID-19 pandemic has profoundly impacted startups, disrupting operations, consumer behavior, and market dynamics. Addressing these challenges necessitates an in-depth analysis of startups' vulnerabilities...
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An improved multi-velocity cellular automaton model that considers psychological impatience
September 2025
The cellular automaton (CA) model is an essential tool for studying pedestrian evacuation dynamics; moreover, improving simulations of actual evacuation environments and increasing the reliability of...
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Evaluation of the underground space safety resilience of Chinese urban agglomerations based on the “Pressure-State-Response”: A case study of underground rail transit in 26 cities
September 2025
Urban underground space disasters exhibit characteristics including complex causal mechanisms and high risk. They also present unpredictability and risk coupling amplification. Differences in underground...
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Evaluation of the cognitive performance of nuclear power plant operators using heart rate variability under hot-humid exposure
September 2025
•Comparison of humidity 60 %, 70 %, 80 %, and 90 % on cognitive performance.•VLF could be a reliable indicator of cognitive performance in hot-humid exposure.•HRV indicators have a significant impact...
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JMoE-FAP: A novel model for telecom network fraud victimization pattern analysis
September 2025
A comprehensive examination of the victimization process, coupled with the development of effective preventive strategies, represents the most promising approach for mitigating telecom network fraud....
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Selecting vehicle dispatching plan for typhoon emergency evacuation based on fault-tolerance analysis
September 2025
Unexpected scenarios often occur during typhoon response, which is likely to cause the failure of evacuation vehicle dispatching and other preparedness plans. To solve this problem, a vehicle dispatching...
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Quantitative resilience assessment on critical infrastructures – A systematic literature review of the last decade (2014-2024)
September 2025
The everyday functioning of infrastructures and the capacity of their owners to provide high-quality services are critical to the well-being of communities and societies. When disruptions endanger society's...
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Influencing Factors and Mechanisms of Super High-Rise Buildings Safety Risks: A Fuzzy-DEMATEL-AISM Analysis
Available online 25 July 2025
•Developed multi-dimension theoretical framework for super high-rise building risks•Identified key influencing factors/pathways for super high-rise building structural risks•Introduced multi-factor,...
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Skeleton-based detection of anomalous personal protective equipment doffing behaviors among healthcare workers
Available online 23 July 2025
Identification of doffing behaviors of personal protective equipment (PPE) plays a crucial role in ensuring the safety of healthcare workers. With the continuous emergence of new infectious diseases,...
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Coupled effects of ammonia addition proportions and pipeline diameter on self-ignition in high-pressure hydrogen leakage
Available online 21 July 2025
Hydrogen's intrinsic flammability and explosiveness pose serious safety hazards. This study systematically investigates the coupled effects of pipe diameter and ammonia addition proportions on self-ignition...
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A resilience evolution model of urban lifeline systems during operation based on performance state transitions
Available online 17 July 2025
To better understand the resilience evolution dynamics of urban lifeline systems over extended operational periods, this study introduces a model inspired by the susceptible-infected-recovered (SIR)...
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Awareness analysis via Weibo social media data of major fire disasters
Available online 16 July 2025
Fire, a globally significant hazard, has a detrimental impact on lives, property, and socio-economic development. Public attention to fires is crucial for building fire safety under the current disaster-driven...
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A position-aware attention model based on double-level contrastive learning for hyper-relational knowledge graph representation in emergency management
Available online 11 July 2025
Effective emergency management relies on timely risk identification and decision-making, wherein natural language processing plays a vital role. Hyper-relational knowledge graph (HKG) representation,...
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National resilience: Development and validation of a new four-dimensional model for disaster preparedness assessment
Available online 9 July 2025
The studies described here aim to develop and empirically validate a more accurate and reliable model for assessing national resilience, emphasizing its importance for disaster risk reduction and disaster...
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A Fuzzy Multi-Criteria Decision Framework for Community Isolation Center Site Selection to Enhance Public Health Resilience
Available online 5 July 2025
•Proposes a fuzzy MCDM framework for selecting isolation centers during outbreaks.•Integrates FAHP and FTOPSIS using trapezoidal fuzzy numbers to model uncertainty.•Applies the model to a real-world...
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