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检索条件"机构=Key Lab of Data Engineering and Knowledge Engineering of MOE Renmin"
242 条 记 录,以下是201-210 订阅
基于Web Services的信息系统的实施研究
基于Web Services的信息系统的实施研究
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第15届海峡两岸信息管理发展与策略学术研讨会(2009)
作者: Zuo Meiyun 左美云 Wang Shijuan 王世娟 In formation School and Key Laboratory of Data Engineering and Knowledge Engineering MOE Renmin Univ 中国人民大学信息学院 数据工程与知识工程教育部重点实验室北京
基于Web Services的信息系统将会是今后信息系统建设的一种重要模式。论文在对23个实施基于WebServices的信息系统的二手资料分析的基础上,归纳了基于Web Services的信息系统的类型、实施策略和实施过程。
来源: 评论
Using ontology to enhance collaborative recommendation based on community
Using ontology to enhance collaborative recommendation based...
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9th International Conference on Web-Age Information Management, WAIM 2008
作者: Yu, Li School of Information Renmin University of China Beijing 100872 China Key Laboratory of Data Engineering and Knowledge Engineering Renmin University of China MOE Beijing 100872 China
Collaborative filtering is an important personalized recommendation technique applied widely in E-commerce. It is not adapted to multi-interest or title recommendation for the 'general neighbourhood' problem w... 详细信息
来源: 评论
COCA: More accurate multi-dimensional histograms out of more accurate correlations detection
COCA: More accurate multi-dimensional histograms out of more...
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9th International Conference on Web-Age Information Management, WAIM 2008
作者: Wei, Cao Xiongpai, Qin Wang, Shan Key Laboratory of Data Engineering and Knowledge Engineering Renmin University of China MOE Beijing 100872 China School of Information Renmin University of China Beijing 100872 China
Detecting and exploiting correlations among columns in relational databases are of great value for query optimizers to generate better query execution plans (QEPs). We propose a more robust and informative metric, nam... 详细信息
来源: 评论
LOB: Bucket based index for range queries
LOB: Bucket based index for range queries
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9th International Conference on Web-Age Information Management, WAIM 2008
作者: Wang, Jieping Du, Xiaoyong Key Laboratory of Data Engineering and Knowledge Engineering MOE Beijing 100872 China School of Information Renmin University of China Beijing 100872 China
database-as-a-Service is a promising data management paradigm in which data is encrypted before being sent to the untrusted server. Efficient querying on encrypted data is a performance critical problem which has vari... 详细信息
来源: 评论
Extracting multi-records from web pages
Extracting multi-records from web pages
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4th International Conference on Semantics, knowledge, and Grid, SKG 2008
作者: Tian, Xia Key Laboratory of Data Engineering and Knowledge Engineering Renmin University of China MOE Beijing 100872 China School of Information Resource Management Renmin University of China Beijing 100872 China
Extracting multi-records from web pages is useful, it allows us to integrate information from multiple sources to provide value-added services. Existing techniques still have some limitations because of their several ... 详细信息
来源: 评论
Evolving Sequential Patterns Mining Model over Click Stream with Levenshtein-Automata
Evolving Sequential Patterns Mining Model over Click Stream ...
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International Conference on Innovative Computing, Information and Control (ICICIC)
作者: Haifeng Li Hong Chen School of Information Key Laboratory of Data Engineering and Knowledge Engineering MOEMOE Renmin University of China Beijing China
Sequential pattern mining is an important problem in continuous, fast, dynamic and unlimited stream mining. Recently approximate mining algorithms are proposed which spend too many system resources and can only obtain... 详细信息
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CRO: A system for online review structurization
CRO: A system for online review structurization
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14th ACM SIGKDD International Conference on knowledge Discovery and data Mining, KDD 2008
作者: Liu, Hongyan Yang, Hui Li, Wenbo Wei, Wei He, Jun Du, Xiaoyong School of Economics and Management Tsinghua University Beijing 100084 China Information School Renmin University of China Beijing 100872 China School of Computer Science and Engineering Beihang University Beijing 100083 China Key Labs. of Data Engineering and Knowledge Engineering MOE Renmin University of China Beijing 100872 China
In this paper, we present a system called CRO (Chinese Review Observer) for online product review structurization. By Structurization, we mean identifying, extracting and summarizing information from unstructured revi... 详细信息
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A Parallel Recovery Scheme for Update Intensive Main Memory database Systems
A Parallel Recovery Scheme for Update Intensive Main Memory ...
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IEEE International Conference on Parallel and Distributed Computing, Applications and Technologies (PDCAT)
作者: Xiongpai Qin Yanqin Xiao Wei Cao Shan Wang Key Laboratory of Data Engineering and Knowledge Engineering MOE Beijing China Key Laboratory of Data Engineering and Knowledge Engineering Renmin University of China Beijing P.R. China
In update intensive applications, main memory database systems produce large volume of log records, it is critical to write out the log records efficiently to speedup transaction processing. We propose a parallel reco... 详细信息
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In-Network Execution of External Join for Sensor Networks
In-Network Execution of External Join for Sensor Networks
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International Conference on Web-Age Information Management Workshops (WAIM)
作者: Yongxuan Lai Yilong Chen Hong Chen School of Information Key Laboratory of Data Engineering and Knowledge Engineering MOE Renmin University of China Beijing China
Recently there have been growing interests in the applications of wireless sensor networks such as traffic tracking, environmental surveillance, and network monitoring. In these applications, the exploration of the re... 详细信息
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Improve Frequent Closed Itemsets Mining over data Stream with Bitmap
Improve Frequent Closed Itemsets Mining over Data Stream wit...
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ACIS International Conference on Software engineering, Artificial Intelligence, Networking, and Parallel/Distributed Computing (SNPD)
作者: Haifeng Li Hong Chen Key Laboratory of Data Engineering and Knowledge Engineering MOESchool of Information Renmin University of China Beijing China
Frequent itemsets mining is an important problem in data mining. Frequent closed itemsets mining provides complete and condensed information for frequent pattern analysis thus reduces the memory cost without accuracy ... 详细信息
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