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美国太空总署NASA采用飞利浦先进MIFAREDE SFire感应式智能卡芯片技术
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《电子与电脑》 2004年第9期141-141,共1页
关键词 NASA 飞利浦电子公司 MIFAREDE sfire 智慧卡 门禁系统
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Trending and emerging prospects of physics-based and ML-based wildfire spread models:a comprehensive review
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作者 Harikesh Singh Li‑Minn Ang +4 位作者 Tom Lewis Dipak Paudyal Mauricio Acuna Prashant Kumar Srivastava Sanjeev Kumar Srivastava 《Journal of Forestry Research》 2025年第1期27-59,共33页
The significant threat of wildfires to forest ecology and biodiversity,particularly in tropical and subtropical regions,underscores the necessity for advanced predictive models amidst shifting climate patterns.There i... The significant threat of wildfires to forest ecology and biodiversity,particularly in tropical and subtropical regions,underscores the necessity for advanced predictive models amidst shifting climate patterns.There is a need to evaluate and enhance wildfire prediction methods,focusing on their application during extended periods of intense heat and drought.This study reviews various wildfire modelling approaches,including traditional physical,semi-empirical,numerical,and emerging machine learning(ML)-based models.We critically assess these models’capabilities in predicting fire susceptibility and post-ignition spread,highlighting their strengths and limitations.Our findings indicate that while traditional models provide foundational insights,they often fall short in dynamically estimating parameters and predicting ignition events.Cellular automata models,despite their potential,face challenges in data integration and computational demands.Conversely,ML models demonstrate superior efficiency and accuracy by leveraging diverse datasets,though they encounter interpretability issues.This review recommends hybrid modelling approaches that integrate multiple methods to harness their combined strengths.By incorporating data assimilation techniques with dynamic forecasting models,the predictive capabilities of ML-based predictions can be significantly enhanced.This review underscores the necessity for continued refinement of these models to ensure their reliability in real-world applications,ultimately contributing to more effective wildfire mitigation and management strategies.Future research should focus on improving hybrid models and exploring new data integration methods to advance predictive capabilities. 展开更多
关键词 Wildfire spread Fire prediction models Cellular automata model WRF-Fire/sfire FIRETEC CAWFE WFDS
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变权和相对差异函数在建筑火灾风险评估中的应用 被引量:9
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作者 石剑云 潘科 《安全与环境学报》 CAS CSCD 2008年第4期157-159,共3页
总结了模糊综合评价方法在建筑火灾风险评估中的应用,针对传统方法在指标权重和隶属度确定上存在的不足,引入变权理论和相对差异函数。用变权方法调整已建立的指标常权,用相对差异函数确定单因素对各安全等级的隶属度。理论分析和实例... 总结了模糊综合评价方法在建筑火灾风险评估中的应用,针对传统方法在指标权重和隶属度确定上存在的不足,引入变权理论和相对差异函数。用变权方法调整已建立的指标常权,用相对差异函数确定单因素对各安全等级的隶属度。理论分析和实例计算表明,引进的这两种方法不仅可行,而且使评价结果更加合理。 展开更多
关键词 安全工程 变权 相对差异函数 模糊综合评价 建筑火灾
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