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检索条件"机构=Hebei Key Laboratory for Computer Virtual Technology and System Integration"
207 条 记 录,以下是141-150 订阅
Density-based clustering for evolving uncertain data stream
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Journal of Computational Information systems 2014年 第1期10卷 419-426页
作者: He, Haitao Zhao, Jintian The Key Laboratory for Computer Virtual Technology and System Integration of Hebei Province Qinhuangdao 066004 China College of Information Science and Engineering Yanshan University Qinhuangdao 066004 China
The current clustering algorithms for evolving uncertain data stream are sensitive to user specified threshold, and unstable in noise processing. In this paper, DUStream is presented, a density-based algorithm for dis... 详细信息
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Sequential pattern mining with gap constraints for discovery of the software bug features
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Journal of Computational Information systems 2014年 第2期10卷 673-680页
作者: Zeng, Qiang Chen, Yuping Han, Gaowei Ren, Jiadong College of Information Science and Engineering Yanshan University Qinhuangdao 066004 China The Key Laboratory for Computer Virtual Technology and System Integration of Hebei Province Qinhuangdao 066004 China
In order to process the software bug feature sequences, this paper presents a gap-constrained sequential pattern mining algorithm, MEMIGCSP algorithm. The length of the interval between items is limited in the origina... 详细信息
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Inuence maximization algorithm based on genetic algorithm
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Journal of Computational Information systems 2014年 第21期10卷 9255-9262页
作者: Guo, Jingfeng Liu, Yuanying Shen, Jiali Wei, Zhenzhen Lv, Jiaguo College of Information Science and Engineering Yanshan University Qinhuangda China College of Information Technology Hebei University of Economics and Business Shijiazhuang China The Key Laboratory for Computer Virtual Technology and System Integration of Hebei Province Qinhuangdao China
The inuence maximization problem is defined as providing a given initial integer k, mining top-k inuential nodes from a social network such that the spread of inuence in the network is maximized. Some existing studies... 详细信息
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Inference rules based on XML functional dependency and XML multi-valued dependency
Inference rules based on XML functional dependency and XML m...
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2014 International Conference on Future Information Engineering and Manufacturing Science(FIEMS 2014)
作者: Zhongping Zhang Shanshan Shi The School of Information Science and Engineering Yanshan University The Key Laboratory for Computer Virtual Technology and System Integration of Hebei Province
There not only exists the relation of the functional dependency and multi-valued dependency in XML data constraint,but also exists the relation of data dependency obtained only from a certain existing relationship ins... 详细信息
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Automatic simulated computation of remote sensing information model based on semantic
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Journal of Chemical and Pharmaceutical Research 2014年 第7期6卷 521-529页
作者: Sun, Shengtao Wu, Aizhi The Key Laboratory for Computer Virtual Technology and System Integration of Hebei Province School of Information Science and Engineering Yanshan University Qinhuangdao China College of Vehicles and Energy Yanshan University Qinhuangdao China
This paper discusses the simulated computation methods of remote sensing information model, and tries to put forward a more available solution. It presents our research works on the description and simulation methods ... 详细信息
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Incremental mining of sequential patterns from multiple item set data streams
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ICIC Express Letters 2014年 第10期8卷 2687-2692页
作者: Hao, Xiaobing Chen, Yuping Ren, Jiadong College of Information Science and Engineering Yanshan University No. 438 Hebei Ave. Qinhuangdao 066004 China The Key Laboratory for Computer Virtual Technology and System Integration of Hebei Province No. 438 Hebei Ave. Qinhuangdao 066004 China
Sequential pattern mining has a wide range of applications in data streams. The real data involves multiple data streams and each data stream is itemset-sequence. However, most algorithms mine a single item in a singl... 详细信息
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A batch-based algorithm for mining weighted sequential patterns in data streams
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ICIC Express Letters 2014年 第7期8卷 1821-1826页
作者: Hao, Xiaobing Li, Yabin Huang, Guoyan Ren, Jiadong College of Information Science and Engineering Yanshan University No. 438 Hebei Ave. Qinhuangdao 066004 China The Key Laboratory for Computer Virtual Technology and System Integration of Hebei Province No. 438 Hebei Ave. Qinhuangdao 066004 China
In this paper, we proposed a new sequential pattern mining algorithm called WSPD for mining weighted sequential patterns in data streams. The algorithm produces no false negatives and places a bound on the error of th... 详细信息
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An efficient algorithm for mining maximal frequent sequences by Top-Down Delay Decomposition method
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ICIC Express Letters 2014年 第7期8卷 2007-2012页
作者: Wang, Qian Ren, Jiadong Liu, Qiang College of Information Science and Engineering Yanshan University No. 438 Hebei Ave. Qinhuangdao 066004 China Key Laboratory for Computer Virtual Technology and System Integration of Hebei Province No. 438 Hebei Ave. Qinhuangdao 066004 China
Maximal frequent sequence mining is an important research issue which has realized the highly compressed storage of frequent sequences. At present, most algorithms are based on bottom-up method and large numbers of ca... 详细信息
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Directional relation reasoning based on boundary sensitive model in three-dimensional space
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Journal of Computational Information systems 2015年 第17期11卷 6345-6354页
作者: Kong, Dehan Liu, Yongshan Ma, Junlei Wang, Yuzheng Han, Ameng Department of Information Science and Engineering Yanshan University Qinhuangdao China The Key Laboratory for Computer Virtual Technology and System Integration of Hebei Province Yanshan University Qinhuangdao China Data Industry Research Lab Qinhuangdao China Telecommunications Engineering with Management Beijing University of Posts and Telecommunications Beijing China Information Technology Office of Yanshan University Qinhuangdao China
In three-dimension space, with the minimum bounding rectangular (MBR) of any type of object's projections in xoy and xoz planes, there are four possible types of projection: minimum bounding rectangular, horizonta... 详细信息
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Angle historgam model of directional relationship in 3D based on Double-projection and Rounded-subdivision
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Journal of Information and Computational Science 2014年 第18期11卷 6471-6478页
作者: Kong, Dehan Liu, Yongshan Ma, Junlei Department of Information Science and Engineering Yanshan University Qinhuangdao China The Key Laboratory for Computer Virtual Technology and System Integration of Hebei Province Yanshan University Qinhuangdao China Data Industry Research Lab Qinhuangdao China
The formal model of spatial directional relations is one of the most important parts in spatial relation research. The most of models are based on Minimum Bounding Rectangle (MBR), and they are not compliant with the ... 详细信息
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