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Hybrid tracking model and GSLM based neural network for crowd behavior recognition
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作者 Manoj Kumar Charul Bhatnagar 《Journal of Central South University》 SCIE EI CAS CSCD 2017年第9期2071-2081,共11页
Crowd behaviors analysis is the‘state of art’research topic in the field of computer vision which provides applications in video surveillance to crowd safety,event detection,security,etc.Literature presents some of ... Crowd behaviors analysis is the‘state of art’research topic in the field of computer vision which provides applications in video surveillance to crowd safety,event detection,security,etc.Literature presents some of the works related to crowd behavior detection and analysis.In crowd behavior detection,varying density of crowds and motion patterns appears to be complex occlusions for the researchers.This work presents a novel crowd behavior detection system to improve these restrictions.The proposed crowd behavior detection system is developed using hybrid tracking model and integrated features enabled neural network.The object movement and activity in the proposed crowded behavior detection system is assessed using proposed GSLM-based neural network.GSLM based neural network is developed by integrating the gravitational search algorithm with LM algorithm of the neural network to increase the learning process of the network.The performance of the proposed crowd behavior detection system is validated over five different videos and analyzed using accuracy.The experimentation results in the crowd behavior detection with a maximum accuracy of 93%which proves the efficacy of the proposed system in video surveillance with security concerns. 展开更多
关键词 crowd video crowd bohavior TRACKING RECOGNITION neural network gravitational search algorithm
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陈水扁应对政治危机的心理与行为模式
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作者 李鹏 《台湾研究集刊》 CSSCI 2006年第4期31-37,共7页
陈水扁上台以来,台湾的政治危机频繁发生,陈水扁在应对危机的过程中表现出的心理和行为模式值得分析。陈水扁在政治社会化过程中形成的政治意象会对其心理认知产生影响。陈水扁应对政治危机的心理认知模式包括“权力傲慢的心理认知”、... 陈水扁上台以来,台湾的政治危机频繁发生,陈水扁在应对危机的过程中表现出的心理和行为模式值得分析。陈水扁在政治社会化过程中形成的政治意象会对其心理认知产生影响。陈水扁应对政治危机的心理认知模式包括“权力傲慢的心理认知”、“缺乏安全感的心理认知”、“机会主义的心理认知”等。他的主要行为模式是“静观其变—凝聚内部—煽动对立—获利妥协”。陈水扁应对政治危机的心理与行为模式会对他的政治人格、台湾政局和两岸关系产生一定的影响。 展开更多
关键词 陈水扁 政治危机 心理认知 行为模式
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国外铜药型罩材料动态特性研究 被引量:1
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作者 王宝生 《兵器材料科学与工程》 CAS CSCD 北大核心 1993年第1期53-59,共7页
通过对国外文献资料的分析,介绍了铜药型罩材料在不同试验方法,试验温度。变形方式、应变率、应变量、材料纯度、材料原始状态、晶粒尺寸等条件下的动态应力应变行为,并简要介绍了几种材料结构模型。
关键词 药型罩 材料
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