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检索条件"机构=Key Lab of Data Engineering and Knowledge Engineering of Ministry of Education"
667 条 记 录,以下是591-600 订阅
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Improving performance by creating a native join-index for OLAP
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Frontiers of Computer Science 2011年 第2期5卷 236-249页
作者: Yansong ZHANG Shan WANG Jiaheng LU National Survey Research Center at Renmin University of China Beijing 100872 China Key Laboratory of the Ministry of Education for Data Engineering and Knowledge Engineering Renmin University of China Beijing 100872 China School of Information Renmin University of China Beijing 100872 China
The performance of online analytical processing (OLAP) is critical for meeting the increasing requirements of massive volume analytical applications. Typical techniques, such as in-memory processing, column-storage,... 详细信息
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Using New Fusion Operations to Improve Trust Expressiveness of Subjective Logic
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Wuhan University Journal of Natural Sciences 2011年 第5期16卷 376-382页
作者: ZHOU Hongwei1,2,3,SHI Wenchang1,2,LIANG Zhaohui1,2,LIANG Bin1,2 1.key laboratory of data engineering and knowledge engineering,ministry of education,Beijing 100872,China 2.School of Information,Renmin University of China,Beijing 100872,China 3.Institute of Electronic Technology,Information engineering University of PLA,Zhengzhou 450004,Henan,China Key Laboratory of Data Engineering and Knowledge Engineering Ministry of Education Beijing China School of Information Renmin University of China Beijing China Institute of Electronic Technology Information Engineering University of PLA Zhengzhou Henan China
Subjective logic provides a means to describe the trust relationship of the realworld. However, existing fusion operations it offers Weal fused opiniotts equally, which makes it impossible to deal with the weighted op... 详细信息
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A neural network based forecasting method for the unemployment rate prediction using the search engine query data
A neural network based forecasting method for the unemployme...
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2011 8th IEEE International Conference on e-Business engineering, ICEBE 2011
作者: Xu, Wei Zheng, Tingting Li, Ziang Key Laboratory of Data Engineering and Knowledge Engineering Renmin University of China Ministry of Education Beijing 100872 China School of Information Renmin University of China Beijing 100872 China
Unemployment rate prediction has become critically important, because it can help government to make decision and design policies. In recent years, forecast of unemployment rate attracts much attention from government... 详细信息
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Large scale report generation in data consolidation environments of banks
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Huazhong Keji Daxue Xuebao (Ziran Kexue Ban)/Journal of Huazhong University of Science and Technology (Natural Science Edition) 2012年 第SUPPL.1期40卷 5-8页
作者: Qin, Xiongpai Zhou, Xiaoyun Wu, Zhongxin Yang, Hongzhi Wang, Wei Ministry of Education Key Lab of Data Engineering and Knowledge Engineering Renmin University of China Beijing 100872 China Information School Renmin University of China Beijing 100872 China Computer Science Department Jiangsu Normal University Xuzhou 221116 Jiangsu China Beijing Nantian Software Co. Ltd. Beijing 100085 China
To generate large number of reports in a limited time window, four techniques were proposed, including ROLAP&SQL, Shared Scanning, Hadoop based Solution, and MOLAP&Cube Sharding, an algorithm that performs in ... 详细信息
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Probabilistic range queries for Uncertain Trajectories on road networks  11
Probabilistic range queries for Uncertain Trajectories on ro...
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14th International Conference on Extending database Technology: Advances in database Technology, EDBT 2011
作者: Zheng, Kai Trajcevski, Goce Zhou, Xiaofang Scheuermann, Peter School of ITEE University of Queensland Australia Department of EECS Northwestern University United States School of Information Renmin University of China Key Lab. of Data Engineering and Knowledge Engineering Ministry of Education China
Trajectories representing the motion of moving objects are typically obtained via location sampling, e.g. using GPS or road-side sensors, at discrete time-instants. In-between consecutive samples, nothing is known abo... 详细信息
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Visual group identification method of technical competitors using LinLog graph clustering algorithm
Visual group identification method of technical competitors ...
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IEEE International Conference on Computer Science and Automation engineering
作者: Han, Hong-Qi An, Xiaomi Zhu, Donghua Wang, Xuefeng Key Laboratory of Data Engineering and Knowledge Engineering Renmin University of China Ministry of Education Beijing 100872 China School of Management and Economics Beijing Institute of Technology Beijing 100872 China
Visualization technique is a powerful method used by science and technology intelligence analysis experts to identify technical competitor groups. Common visualization methods tend to create graphs meeting the aesthet... 详细信息
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B-IRP: An improving integrity report protocol for remote attestation
B-IRP: An improving integrity report protocol for remote att...
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International Conference on Communications and Mobile Computing
作者: Zhou, HongWei Yuan, JinHui Key Laboratory of Data Engineering and Knowledge Engineering Ministry of Education Beijing China School of Information Renmin University of China Beijing China Institute of Electronic Technology Zhengzhou Information Engineering University of China Zhengzhou China
Trusted platform module (TPM) has little computation capability, and it is the performance bottleneck of remote attestation. In the scenario where the server is the attestation-busy entity which answers attestation re... 详细信息
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Formal analysis of trusted computing: One case study
Formal analysis of trusted computing: One case study
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International Conference on Communications and Mobile Computing
作者: Zhou, HongWei Yuan, JinHui Key Laboratory of Data Engineering and Knowledge Engineering Ministry of Education Beijing China School of Information Renmin University of China Beijing China Institute of Electronic Technology Zhengzhou Information Engineering University of China Zhengzhou China
LS2 is the logic to reason about the property of trusted computing. However, it lacks the capability of modeling the isolation provided by virtualization which is often involved in previous trusted computing system. W... 详细信息
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Discovering Chinese compound term using termhood and unithood measures
Proceedings - 2011 6th Annual ChinaGrid Conference, ChinaGri...
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Proceedings - 2011 6th Annual ChinaGrid Conference, ChinaGrid 2011 2011年 60-67页
作者: Kang, Jingjing Liu, Tao Hu, He Du, Xiaoyong Key Labs. of Data Engineering and Knowledge Engineering Ministry of Education China School of Information Renmin University of China Beijing China
Domain terms play a crucial role in many research areas, which has led to a rise in demand for automatic domain terms extraction. In this paper, we present a two-level evaluation approach based on term hood and unit h... 详细信息
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K-nearest neighbors in uncertain graph
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Jisuanji Yanjiu yu Fazhan/Computer Research and Development 2011年 第10期48卷 1850-1858页
作者: Zhang, Yinglong Li, Cuiping Chen, Hong Du, Lingxia Key Laboratory of Data Engineering and Knowledge Engineering Renmin University of China Ministry of Education Beijing 100872 China School of Computer and Information Engineer Jiangxi Agriculture University Nanchang 330045 China
In many areas, a lot of data have been modeled by graphs which are subject to uncertainties, such as molecular compounds and protein interaction networks. While many real applications, for example, collaborative filte... 详细信息
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