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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>>

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

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

Community detection with attributed random walk via seed replacement: 《Frontiers of Computer Science》2022年第5期45-56,共12页Yang CHANG Huifang MA Liang CHANG Zhixin LI; This work is supported by the National Natural Science Foundation of China(Grant Nos.61762078,61363058,61966004,61966009,U1711263,U1811264);Natural Science Foundation of Gansu Province(21JR7RA114);Northwest Normal University Young Teachers Research Capacity Promotion Plan(NWNU-LKQN2019-2);Research Fund of Guangxi Key Laboratory of Trusted Software(kx202003).; Community detection methods based on random walks are widely adopted in various network analysis tasks.It could capture structures and attributed information while alleviating the issues of noises.Though random walks ...; 关键词：community detection SEEDS colored random walk parallel conductance

Scaling limit theorem for transient random walk in random environment: 《Frontiers of Mathematics in China》2018年第5期1033-1044,共12页Wenming HONG Hui YANG; We construct a sequence of transient random walks in random environments and prove that by proper scaling, it converges to a diffusion process with drifted Brownian potential. To this end, we prove a counterpart of co...; 关键词：Random walk random environment diffusion process Brownian motion with drift

Integrating a weighted-average method into the random walk framework to generate individual friend recommendations被引量：7: 《Science China(Information Sciences)》2017年第11期39-60,共22页Jibing GONG Xiaoxia GAO Hong CHENG Jihui LIU Yanqing SONG Mantang ZHANG Yi ZHAO; supported by National High Technology Research and Development Program of China (863 Program) (Grant No. 2015AA124102);Hebei Natural Science Foundation of China (Grant No. F2015203280);Open Project Program of the State Key Laboratory of Mathematical Engineering and Advanced Computing (Grant No. 214125);National Natural Science Foundation of China (Grant No. 61303130);Graduate Innovation Funded Program of Yanshan University (Grant No. 2017XJSS028);Innovation Zone Project Program for Science and Technology of China’s National Defense (Grand No. 2017-0001-863015-0009); Friend recommendation is a fundamental service in both social networks and practical applications, and is influenced by user behaviors such as interactions, interests, and activities. In this study, we first conduct i...; 关键词：multi-individual friend recommendation architecture behavior context analysis Intimacy degree random walk framework social networks

Semantic image annotation based on GMM and random walk model被引量：1: 《High Technology Letters》2017年第2期221-228,共8页田东平; Supported by the National Basic Research Program of China(No.2013CB329502);the National Natural Science Foundation of China(No.61202212);the Special Research Project of the Educational Department of Shaanxi Province of China(No.15JK1038);the Key Research Project of Baoji University of Arts and Sciences(No.ZK16047); Automatic image annotation has been an active topic of research in computer vision and pattern recognition for decades.A two stage automatic image annotation method based on Gaussian mixture model(GMM) and random walk...; 关键词：semantic image annotation Gaussian mixture model （ GMM） random walk rival penalized expectation maximization （RPEM） image retrieval

Topological Features Based Entity Disambiguation被引量：1: 《Journal of Computer Science & Technology》2016年第5期1053-1068,共16页Chen-Chen Sun De-Rong Shen Yue Kou Tie-Zheng Nie Ge Yu; This work is supported by the National Basic Research 973 Program of China under Grant No. 2012CB316201, the Fundamental Research Funds for the Central Universities of China under Grant No. N120816001, and the National Natural Science Foundation of China under Grant Nos. 61472070 and 61402213.; This work proposes an unsupervised topological features based entity disambiguation solution. Most existing studies leverage semantic information to resolve ambiguous references. However, the semantic information is n...; 关键词：entity disambiguation topological feature CLUSTERING random walk with restarts

Research on the Computer Network Protocol Test Model based on Genetic and Random Walk Algorithm: 《International Journal of Technology Management》2016年第8期39-42,共4页Ping Li; In this paper, we conduct research on the computer network protocol test model based on genetic and random walk algorithm.Network protocol is the abstract concept, is important in the process of the development of net...; 关键词：Computer Network Protocol Test Model Genetic and Random Walk Algorithm.

A Stochastic Approach of Dependency Evaluation for IoT Devices被引量：3: 《Chinese Journal of Electronics》2016年第2期209-214,共6页HUANG Jiwei CHEN Guo CHENG Bo; supported by the National Natural Science Foundation of China(No.61502043 and No.61132001);National High-tech R&D Program of China(863 Program)(No.2013AA102301);Beijing Natural Science Foundation(No.4162042);Bei Jing Talents Fund(No.2015000020124G082);the Fundamental Research Funds for the Central Universities(No.2015RC22); Internet of things(Io T) is an emerging technique that offers advanced connectivity of devices, systems, services, and human beings. With the rapid development of hardware and network technologies, the Io T can refer ...; 关键词：Internet of things（IoT） Dependency Random walk Markov chain

iBole： A Hybrid Multi-Layer Architecture for Doctor Recommendation in Medical Social Networks被引量：4: 《Journal of Computer Science & Technology》2015年第5期1073-1081,共9页宫继兵王立立孙胜涛彭思维; the the National High Technology Research and Development 863 Program of China under Grant No. 2015AA124102, the Hebei Natural Science Foundation of China under Grant No. F2015203280, and the National Natural Science Foundation of China under Grant Nos. 61303130, 61272466, and 61303233.; In this paper, we try to systematically study how to perform doctor recommendation in medical social net- works （MSNs）. Specifically, employing a real-world medical dataset as the source in our work, we propose iBol...; 关键词：doctor recommendation architecture random walk with restart doctor-patient tie mining time-constraintprobability factor graph model medical social network

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