作者: 于季弘,林子砚,杨传敏,蔡雨庭,刘家豪,王帅 (北京理工大学信息与电子学院)
出处: 重庆邮电大学学报(自然科学版) 2024 第36卷 第2期 P250-258
关键词: 无线隐蔽通信;神经网络;机器学习;生成对抗网络
摘要: 无线通信技术已经应用到社会人、机、物等多种元素中,承载着包含多种隐私数据的无线信号。无线传输信道的开放性使其安全性受到了不断的挑战,无线隐蔽通信技术在实现了通信意图安全的同时保证了信息安全和通信路径安全。该文介绍了无线隐蔽通信系统的经典模型,并总结、归纳了传统方法下的隐蔽性能分析和隐蔽系统设计;介绍 ...
作者: 伍凌川1;,史慧芳1;,邱枫1,2;,石义官1,2; (1中国兵器装备集团自动化研究所有限公司;2北京理工大学机械与车辆学院)
出处: 电子科技大学学报 2024 第53卷 第3期 P424-430
关键词: 异常检测;无监督学习;近似存在性查询;布隆过滤器;局部敏感哈希
摘要: 对于图像异常检测问题,查询测试样本在正常样本集中的K 近邻距离并估计其异常程度,是一类准确率较高、对复杂分布的效果较稳定的方法。此类方法采用近似最近邻搜索(Approximate Nearest Neighbour Search, ANNS)索引进行K 近邻搜索。但由于ANNS 查询操作较高的计算开 ...
作者: 汤昊岳1,2;,李伟力1;,陈睿3; (1北京交通大学电气工程学院;2中国矿业大学电气工程学院;3北京理工大学睿信书院)
出处: 电机与控制学报 2024 第28卷 第5期 P27-37
关键词: 双三相永磁同步电动机;双三相驱动器;耦合建模;开路故障;故障诊断
摘要: 准确地对驱动器开路故障进行识别与诊断能够有效防止故障进一步恶化所引起的严重事故,也是实施恰当容错控制策略的先决条件。驱动器的开路故障类型包含单个功率开关管故障、多个功率开关管故障以及功率开关管和相的混合故障,提出能够识别上述所有类型全开路故障模式的诊断方法。首先,为了便于模拟多类型的故障场景并提高理 ...
作者: Wenjing Zhang,Jie Hong,Lei Yang,Zuqiang Xu,Yu Xiang,Wei Xu (School of Life Science,Beijing Institute of Technology)
出处: Chinese Chemical Letters 2024 第35卷 第3期 P250-254
关键词: Native;mass;spectrometry;Mobility;capillary;electrophoresis;Trastuzumab;Protein;structure;Geometric;structure
摘要: Available online Immunoglobulins G(IgGs) are Y-shaped globular proteins, however, their high flexibility and heterogeneity pose great challenges to th ...
作者: Lumin Zheng1;,Ying Bai1,2;,Chuan Wu1,2; (1School of Materials Science & Engineering, Beijing Institute of Technology;2Yangtze Delta Region Academy of Beijing Institute of Technology)
出处: Chinese Chemical Letters 2024 第35卷 第4期 P274-280
关键词: Rechargeable;aluminum;batteries;δ-MnO2;First-principles;calculations;Multi-electron;reaction;Diffusion;mechanism
摘要: Rechargeable aluminum batteries with multi-electron reaction have a high theoretical capacity for next generation of energy storage devices. However, ...
作者: Chuanku Yi,Xuechao Chen,Yu Zhang,Zhangguo Yu,Haoxiang Qi,Yaliang Liu,Qiang Huang (School of Mechatronical Engineering,Beijing Institute of Technology,Zizhuyaun,Haidian,Beijing 100081,China;School of Mechatronical Engineering,Beijing Institute of Technology,Zizhuyaun,Haidian,Beijing 100081,China;Beijing Advanced Innovation Center for Intelligent Robots and Systems,Beijing Institute of Technology,Zizhuyuan,Haidian,Beijing 100081,China)
出处: 仿生工程学报(英文版) 2024 第21卷 第1期 P112-125
关键词: LNZN model;GRF simulation;Humanoid foot structure;Foot parameters
摘要: There are many theories and tools for human or robot motion simulation,but most of them require complex calculations.The LNZN model(a simplified model ...
作者: Sai Gu,Fei Meng,Botao Liu,Junyao Gao,Qiang Huang (School of Mechatronical Engineering,Beijing Institute of Technology,100081 Beijing,China;School of Mechatronical Engineering,Beijing Institute of Technology,100081 Beijing,China;Key Laboratory of Biomimetic Robots and Systems,Ministry of Education,Beijing 100081,China)
出处: 仿生工程学报(英文版) 2024 第21卷 第1期 P101-111
关键词: Quadruped robot;High dynamic motion control;Periodic limit cycle;Trajectory optimization
摘要: Aiming at the environment such as ravines and obstacles that may be encountered in the actual movement,this paper pro-poses a method for optimizing th ...
作者: Zhe Wang1,2;,Li-Peng Hou2;,Qian-Kui Zhang3,4;,Nan Yao2;,Aibing Chen1;,Jia-Qi Huang3,4;,Xue-Qiang Zhang3,4; (1College of Chemical and Pharmaceutical Engineering, Hebei University of Science and Technology;2Beijing Key Laboratory of Green Chemical Reaction Engineering and Technology, Department of Chemical Engineering, Tsinghua University;3Advanced Research Institute of Multidisciplinary Science, Beijing Institute of Technology;4School of Materials Science and Engineering, Beijing Institute of Technology)
出处: Chinese Chemical Letters 2024 第35卷 第4期 P270-273
关键词: Lithium;metal;anodes;Electrolyte;Diluents;Solid;electrolyte;interphase;Pouch;cells
摘要: Electrolyte design is essential for stabilizing lithium metal anodes and localized high-concentration electrolyte(LHCE) is a promising one. However, t ...
作者: Jing Li,Yeqin Feng,Fangyu Fu,Xing Xin,Guoyu Yang,Hongjin Lv (MOE Key Laboratory of Cluster Science,Beijing Key Laboratory of Photoelectroic/Electrophotonic Conversion Materials,School of Chemistry and Chemical Engineering,Beijing Institute of Technology)
出处: Chinese Chemical Letters 2024 第35卷 第3期 P206-210
关键词: Polyoxometalate;Polyoxometalate-organic;cages;Photocatalytic;hydrogen;production;Visible;light;illumination
摘要: The design and syntheses of metal-organic cages(MOCs) based on polyoxometalates(POMs) building blocks have attracted increasing attention due to their ...
作者: Weifeng Liu1;,Jianqiang Wang2;,Mingyue Sun2;,Bin Xu2;,Jiahao Yao1;,Qunbo Fan1;,Dianzhong Li2; (1Chongqing Innovation Center,Beijing Institute of Technology;2Shenyang National Laboratory for Materials Science,Institute of Metal Research,Chinese Academy of Sciences)
出处: Journal of Rare Earths 2024 第42卷 第4期 P783-792
关键词: Cr4Mo4V bearing steel;Rare Earths;Grains;Primary carbides;Refinement
摘要: The effect of cerium(Ce) on the solidification microstructure of Cr4Mo4V bearing steel was investigated via a combined experimental and theoretical me ...
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