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RANDOM_WALK: 作品数：152被引量：172H指数：7; 导出分析报告; 相关作者：倪卫宁石寅张佳惠傅应强成可立更多>>; 相关机构：安徽工程大学西北工业大学中国科学院西安邮电大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家教育部博士点基金国家重点基础研究发展计划国家高技术研究发展计划更多>>

Recognition of carrier-based aircraft flight deck operations based on dynamic graph: 《Chinese Journal of Aeronautics》2025年第3期474-490,共17页Xingyu GUO Jiaxin LI Hua WANG Junnan LIU Yafei LI Mingliang XU; Accurate recognition of flight deck operations for carrier-based aircraft, based on operation trajectories, is critical for optimizing carrier-based aircraft performance. This recognition involves understanding short-...; 关键词：Carrier-based aircraft Flight deck operation Operation recognition Long spatial-temporal trajectories Dynamic graph Biased random walk Graph embeddings

Asymptotic Probability of Record Numbers in Random Walks: 《应用概率统计》2025年第1期17-27,共11页PENG Wenjie LI Yuqiang; supported by the National Natural Science Foundation of China(Grant No.11671145);the Science and Technology Commission of Shanghai Municipality(Grant No.18dz2271000).; In this paper,large deviations principle(LDP)and moderate deviations principle(MDP)of record numbers in random walks are studied under certain conditions.The results show that the rate functions of LDP and MDP are dif...; 关键词：random walk record number large deviation moderate deviation

Modeling,Analysis and Validation of Friendship Paradox in Evolving Networks: 《China Communications》2025年第1期216-234,共19页Xu Jiasheng Fu Luoyi Xu Zhiying Ding Jiaxin Zhou Lei Wang Xinbing Zhou Chenghu; supported by NSF China(No.61960206002,62020106005,42050105,62061146002);Shanghai Pilot Program for Basic Research–Shanghai Jiao Tong University.; Friendship paradox states that individuals are likely to have fewer friends than their friends do,on average.Despite of its wide existence and appealing applications in real social networks,the mathematical understand...; 关键词：evolving networks friendship paradox random walk social networks

Dynamic partition of urban network considering congestion evolution based on random walk: 《Chinese Physics B》2025年第1期530-534,共5页Zhen-Tong Feng Lele Zhang Yong-Hong Wu Mao-Bin Hu; Project supported by the National Natural Science Foundation of China(Grant No.12072340);the Chinese Scholarship Council and the Australia Research Council through a linkage project fund。; The successful application of perimeter control of urban traffic system strongly depends on the macroscopic fundamental diagram of the targeted region.Despite intensive studies on the partitioning of urban road networ...; 关键词：urban road networks dynamic partitioning random walk Akaike information criterion perimeter control

Aparecium:understanding and detecting scam behaviors on Ethereum via biased random Walk: 《Cybersecurity》2024年第3期16-31,共16页Chuyi Yan Chen Zhang Meng Shen Ning Li Jinhao Liu Yinhao Qi Zhigang Lu Yuling Liu; This research is supported by National Key Research and Development Program of China(No.2021YFF0307203,No.2019QY1300);Youth Innovation Promotion Association CAS(No.2021156);the Strategic Priority Research Program of Chinese Academy of Sciences(No.XDC02040100);National Natural Science Foundation of China(No.61802404)。; Ethereum's high attention,rich business,certain anonymity,and untraceability have attracted a group of attackers.Cybercrime on it has become increasingly rampant,among which scam behavior is convenient,cryptic,antagon...; 关键词：Blockchain Network security Ethereum Scam detection Behavior understanding

Strong invariance principle for a counterbalanced random walk: 《Applied Mathematics(A Journal of Chinese Universities)》2024年第2期370-380,共11页TAN Hui-qun HU Zhi-shui DONG Liang; Supported by the National Natural Science Foundation of China(11671373).; We study a counterbalanced random walkS_(n)=X_(1)+…+X_(n),which is a discrete time non-Markovian process andX_(n) are given recursively as follows.For n≥2,X_(n) is a new independent sample from some fixed law̸=0 wit...; 关键词：random walk MARTINGALE invariance principle

Enhancing personalized exercise recommendation with student and exercise portraits: 《Journal of Electronic Science and Technology》2024年第2期91-109,共19页Wei-Wei Gao Hui-Fang Ma Yan Zhao Jing Wang Quan-Hong Tian; supported by the Industrial Support Project of Gansu Colleges under Grant No.2022CYZC-11;Gansu Natural Science Foundation Project under Grant No.21JR7RA114;National Natural Science Foundation of China under Grants No.622760736,No.1762078,and No.61363058;Northwest Normal University Teachers Research Capacity Promotion Plan under Grant No.NWNU-LKQN2019-2.; The exercise recommendation system is emerging as a promising application in online learning scenarios,providing personalized recommendations to assist students with explicit learning directions.Existing solutions gen...; 关键词：Educational data mining Exercise recommend Joint random walk Nearly uncoupled Markov chains Optimization Personalized learning

Metarelation2vec:A Metapath-Free Scalable Representation Learning Model for Heterogeneous Networks被引量：1: 《Tsinghua Science and Technology》2024年第2期553-575,共23页Lei Chen Yuan Li Yong Lei Xingye Deng; supported by the National Key Research and Development Program(No.2019YFE0105300);the National Natural Science Foundation of China(No.62103143);the Hunan Province Key Research and Development Program(No.2022WK2006);the Special Project for the Construction of Innovative Provinces in Hunan(Nos.2020TP2018 and 2019GK4030);the Scientific Research Fund of Hunan Provincial Education Department(No.22B0471).; Metapaths with specific complex semantics are critical to learning diverse semantic and structural information of heterogeneous networks(HNs)for most of the existing representation learning models.However,any metapath...; 关键词：metarelation random walk heterogeneous network metapath representation learning

Spatial search weighting information contained in cell velocity distribution: 《Chinese Physics B》2024年第2期522-528,共7页马一凯李娜陈唯; Project supported by the National Natural Science Foundation of China(Grant No.31971183).; Cell migration plays a significant role in physiological and pathological processes.Understanding the characteristics of cell movement is crucial for comprehending biological processes such as cell functionality,cell ...; 关键词：cell migration foraging efficiency random walk spatial search weight

Network Embedding Algorithm for Vulnerability Assessment of Power Transmission Lines Using Integrated Structure and Attribute Information: 《CSEE Journal of Power and Energy Systems》2024年第1期351-360,共10页Xianglong Lian Tong Qian Zepeng Li Xingyu Chen Wenhu Tang Q.H.Wu; supported in part by the National Natural Science Foundation of China(51977082);Guangdong Basic and Applied Basic Research Foundation(2021A1515110675);the Project funded by China Postdoctoral Science Foundation(2021M701239)。; In power systems,failures of vulnerable lines can trigger large-scale cascading failures,and vulnerability assessment is dedicated to locating these lines and reducing the risks of such failures.Based on a structure a...; 关键词：Network embedding random walk transmission lines vulnerability assessment

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