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检索条件"机构=In formation School and Key Laboratory of Data Engineering and Knowledge Engineering"
823 条 记 录,以下是631-640 订阅
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Improve top-K recommendation by extending review analysis
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14th Asia Pacific Web Technology Conference, APWeb 2012
作者: Zhu, Qing Xing, Zhe Liang, Jingfan School of Information Renmin University of China Beijing 100872 China Key Laboratory for Data Engineering and Knowledge Engineering MOE Renmin University of China Beijing 100872 China
The Web has become the popular place for people to purchase product and acquire services, so collaborative filtering is one of the most important algorithms applied in e-commerce recommendation systems. Unfortunately,... 详细信息
来源: 评论
H-tree: A hybrid structure for confidence computation in probabilistic databases
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14th Asia Pacific Web Technology Conference, APWeb 2012
作者: Zhang, Qian Qin, Biao Wang, Shan 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
Probabilistic database has become a popular tool for uncertain data management. Most work in the area is focused on efficient query processing and has two main directions, accurate or approximate evaluation. In recent... 详细信息
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Location selection for utility maximization with capacity constraints  12
Location selection for utility maximization with capacity co...
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21st ACM International Conference on Information and knowledge Management, CIKM 2012
作者: Sun, Yu Huang, Jin Chen, Yueguo Zhang, Rui Du, Xiaoyong School of Information Renmin University of China Beijing China University of Melbourne Melbourne VIC Australia Key Laboratory of Data Engineering and Knowledge Engineering Renmin University of China MOE China
Given a set of client locations, a set of facility locations where each facility has a service capacity, and the assumptions that: (i) a client seeks service from its nearest facility;(ii) a facility provides service ... 详细信息
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A typology of online window shopping consumers  16
A typology of online window shopping consumers
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16th Pacific Asia Conference on Information Systems, PACIS 2012
作者: Liu, Fang Wang, Rong Zhang, Ping Zuo, Meiyun School of Information Renmin University of China Beijing China School of Information Studies Syracuse University SyracuseNY United States School of Information Renmin University of China Key Laboratory of Data Engineering and Knowledge Engineering Beijing China
Consumer online shopping behaviors are well attended in the IS and marketing literature. Yet, there is another group of individuals who spend a lot of time online but do not purchase anything. This online window shopp... 详细信息
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Research on XML element search results clustering
Research on XML element search results clustering
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6th International Conference on Management of e-Commerce and e-Government, ICMeCG 2012
作者: Zhong, Min-Juan Wan, Chang-Xuan Liu, De-Xi Jiao, Xian-Pei School of Information Technology Jiangxi University of Finance and Economics Nanchang China Jiangxi Key Laboratory of Data and Knowledge Engineering Jiangxi University of Finance and Economics Nanchang China
Clustering XML search results is an effective way to improve performance. However, the key problem is how to measure similarity between XML documents. This paper studies XML search results clustering based on element ... 详细信息
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Information propagation in online social networks based on user behavior
Information propagation in online social networks based on u...
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3rd International Conference on Information Computing and Applications, ICICA 2012
作者: Li, Niu Han, Xiaoting Key Laboratory of Ministry of Education for Data Engineering and Knowledge Engineering Renmin University of China Beijing China School of Information Resource Management Renmin University of China Beijing China School of Economics and Management Beihang University Beijing China
Along with the development of Internet and Web2.0, online social networks (OSNs) are becoming an important information propagation platform. Therefore, it is of great significance to study the information propagation ... 详细信息
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Topology-based data compression in wireless sensor networks
Topology-based data compression in wireless sensor networks
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13th International Conference on Web-Age Information Management, WAIM 2012
作者: Mo, Shangfeng Chen, Hong Li, Yinglong Key Laboratory of Data Engineering and Knowledge Engineering of MOE Renmin University of China Beijing 100872 China School of Information Renmin University of China Beijing 100872 China Hunan University of Science and Technology Xiangtan 411201 China
In this paper, we address the problem of data Compression which is critical in wireless sensor networks. We proposed a novel Topology-based data Compression (TDC) algorithm for wireless sensor networks. We utilize the... 详细信息
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Efficient approximation of the maximal preference scores by lightweight cubic views
Efficient approximation of the maximal preference scores by ...
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15th International Conference on Extending database Technology, EDBT 2012
作者: Chen, Yueguo Cui, Bin Du, Xiaoyong Tung, Anthony K. H. Key Laboratory of Data Engineering and Knowledge Engineering Renmin University of China MOE China Department of Computer Science Peking University Beijing China School of Information Renmin University of China Beijing China School of Computing National University of Singapore Singapore Singapore
Given a multi-features data set, a best preference query (BPQ) computes the maximal preference score (MPS) that the tuples in the data set can achieve with respect to a preference function. BPQs are very useful in app... 详细信息
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Automatic extraction of foreground objects from Mars images
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Geo-Spatial Information Science 2012年 第1期15卷 17-25页
作者: WANG Shuliang LIU Chang WU Shangru NIE Qianqian WANG Yongtao ZENG Shi ZHU Haifeng International School of Software Wuhan University129 Luoyu RoadWuhan 430079China Key Laboratory of Data Mining and Knowledge Engineering Inner Mongolia Autonomous RegionInner Mongolia UniversityHohhot 010021China Department of Geography East Michigan UniversityYpsilantiMI 48197USA
A novel method is proposed to automatically extract foreground objects from Martian surface *** characteristics of Mars images are distinct,*** illumination,low contrast between foreground and background,much noise in... 详细信息
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Generalized Unique Game Problem
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Journal of Computational Information Systems 2012年 第16期8卷 6551-6557页
作者: Cui, Peng Key Laboratory of Data Engineering and Knowledge Engineering School of Information Resource Management Renmin University of China Beijing 100872 China
In this paper, the author defines Generalized Unique Game Problem (GUGP), where weights of the edges are allowed to be negative. Two special types of GUGP are illuminated, GUGP-NWA, where the weights of all edges are ... 详细信息
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