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REPRESENTATION: 作品数：925被引量：1104H指数：13; 导出分析报告; 相关作者：徐亮孙正兴张福炎熊洪允郑运平更多>>; 相关机构：中国科学院大学浙江大学西安外国语大学华中师范大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家教育部博士点基金国家高技术研究发展计划更多>>

Localization in modified polar representation: hybrid measurements and closed-form solution: 《Journal of Systems Engineering and Electronics》2024年第3期575-588,共14页CONG Xunchao SUN Yimao YANG Yanbing ZHANG Lei CHEN Liangyin; supported by the National Natural Science Foundation of China (62101359);Sichuan University and Yibin Municipal People’s Government University and City Strategic Cooperation Special Fund Project (2020CDYB-29);the Science and Technology Plan Transfer Payment Project of Sichuan Province (2021ZYSF007);the Key Research and Development Program of Science and Technology Department of Sichuan Province (2020YFS0575,2021KJT0012-2 021YFS-0067)。; Classical localization methods use Cartesian or Polar coordinates, which require a priori range information to determine whether to estimate position or to only find bearings. The modified polar representation (MPR) u...; 关键词：LOCALIZATION modified polar representation time difference of arrival(TDOA) angle of arrival(AOA) closed-form solution

A malware propagation prediction model based on representation learning and graph convolutional networks: 《Digital Communications and Networks》2023年第5期1090-1100,共11页Tun Li Yanbing Liu Qilie Liu Wei Xu Yunpeng Xiao Hong Liu; This research is partially supported by the National Natural Science Foundation of China(Grant No.61772098);Chongqing Technology Innovation and Application Development Project(Grant No.cstc2020jscxmsxmX0150);Chongqing Science and Technology Innovation Leading Talent Support Program(CSTCCXLJRC201908);Basic and Advanced Research Projects of CSTC(No.cstc2019jcyj-zdxmX0008);Science and Technology Research Program of Chongqing Municipal Education Commission(Grant No.KJZD-K201900605).; The traditional malware research is mainly based on its recognition and detection as a breakthrough point,without focusing on its propagation trends or predicting the subsequently infected nodes.The complexity of netw...; 关键词：MALWARE Representation learning Graph convolutional networks(GCN) Tensor decomposition Propagation prediction

Application of the Point-Descriptor-Precedence representation for micro-scale traffic analysis at a non-signalized T-junction: 《Geo-Spatial Information Science》2023年第3期406-430,共25页Amna Qayyum Bernard De Baets Laure De Cock Frank Witlox Guy De Tré Nico Van de Weghe; supported by the Higher Education Commission(HEC),Pakistan[grant number 50040696];Bernard De Baets and Guy De Tréreceived funding from the Flemish Government under the“Onderzoeksprogramma Artificiële Intelligentie(AI)Vlaanderen”program.; An intersection of two or more roads poses a risk for potential conflicts among vehicles.Often the reasons triggering such conflicts are not clear,as they might be too subtle for the human eye.The environment also pla...; 关键词：Vehicle interaction traffic research pattern identification traffic safety spatiotemporal representation movement pattern

A recursive least squares algorithm with l_(1) regularization for sparse representation被引量：1: 《Science China(Information Sciences)》2023年第2期277-278,共2页Di LIU Simone BALDI Quan LIU Wenwu YU; supported by National Natural Science Foundation of China (Grant No. 62073074);Key Intergovernmental Special Fund of National Key Research and Development Program (Grant No. 2021YFE0198700);Research Fund for International Scientists (Grant No. 62150610499)。; Sparse representation aims to identify a few basic elements in a signal, so as to use a combination of such elements to reconstruct the original signal. The l_(1)-norm has been widely applied in sparse representation,...; 关键词：REPRESENTATION SIGNAL SPARSE

Sparse signal reconstruction via generalized two-stage thresholding: 《Science China(Information Sciences)》2022年第3期284-285,共2页Heping SONG Zehong AI Yuping LAI Hongying MENG Qirong MAO; supported by Beijing Municipal Natural Science Foundation(Grant No.4194076);National Natural Science Foundation of China(Grant Nos.U1836220,61672267);Jiangsu Province Natural Science Foundation(Grant No.BK20170558);China Scholarship Council(Grant No.202008320094)。; Dear editor,The sparse representation model has received a great amount of attention in various signal and image processing applications.Compressed sensing(CS)[1]has consistently focused on devising sparse representat...; 关键词：REPRESENTATION nonzero ENTRIES

Frequency-hopping transmitter fingerprint feature recognition with kernel projection and joint representation: 《Frontiers of Information Technology & Electronic Engineering》2019年第8期1133-1147,共15页Ping SUI Ying GUO Kun-feng ZHANG Hong-guang LI; Project supported by the National Natural Science Foundation of China(No.61601500); Frequency-hopping(FH)is one of the commonly used spread spectrum techniques that finds wide applications in communications and radar systems because of its inherent capability of low interception,good confidentiality,...; 关键词：Frequency-hopping Fingerprint feature Kernel function Joint representation Transmitter recognition

High-resolution digital beamforming of UWB signals based on Carathéodory representation for delay compensation and array extrapolation被引量：2: 《Journal of Systems Engineering and Electronics》2018年第5期918-926,共9页DU Qiang SONG Yaoliang JI Chenhe AHMAD Zeeshan; supported by the National Natural Science Foundation of China(61271331; 61571229); To realize high-resolution digital beamforming(DBF)of ultra-wideband(UWB) signals, we propose a DBF method based on Carath ′eodory representation for delay compensation and array extrapolation. Delay compensation by ...; 关键词：BEAMFORMING ultra-wideband(UWB) array extrapolation Carathéodory representation fractional delay

Representation of Youth Generation in the Mobile Phone and Internet Media in Sri Lanka: 《Psychology Research》2016年第5期311-317,共7页Manoj Jinadasa; 关键词：斯里兰卡网络媒体手机行为模式发展中国家宗教文化城市社会移动电话

A Novel Multichannel Audio Signal Compression Method Based on Tensor Representation and Decomposition被引量：2: 《China Communications》2014年第3期80-90,共11页WANG Jing XIE Xiang KUANG Jingming; This work was partially supported by the National Natural Science Foundation of China under Grants No.11161140319,No.61001188，the Specialized Research Fund for the Doctoral Program of Higher Education under Grant No.20101101110020，the Fund for Basic Research from Beijing Institute of Technology under Grant No.20120542011，the Fund for Beijing Higher Education Young Elite Teacher Project under Grant No.YETP1202; Multichannel audio signal is more difficult to be compressed than mono and stereo ones.A novel multichannel audio signal compression method based on tensor representation and decomposition is proposed in this paper.Th...; 关键词：multichannel audio signal compression tensor decomposition Tuckermodel core tensor

Real-time information recombination of complex 3D tree model based on visual perception: 《Science China(Information Sciences)》2013年第9期92-105,共14页FAN Jing FAN YunYi DONG TianYang JI Lei; supported by National Natural Science Foundation of China (Grant Nos. 61003265,61173097,61202202);Key Science and Technology Innovation Team of Zhejiang Province (Grant No. 2009R50009);Zhejiang Science and Technology Planning Project of China (Grant No. 2010C33046);Natural Science Foundation of Zhejiang Province (Grant Nos. Z1090459, Y1101102);Tsinghua-Tencent Joint Laboratory for Internet Innovation Technology; It is important for the rapid visualization of large scale forest scene to dynamically simplify and recombine model data. In order to preserve the geometric features and visual perception of tree model, this paper pre...; 关键词：visual perception model simplification 3D tree real-time recombination hybrid representation

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