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检索条件"机构=Hebei Key Laboratory for Computer Virtual Technology and System Integration"
211 条 记 录,以下是191-200 订阅
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A DAG-based algorithm of mining frequent closed itemsets in high dimensional datasets
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International Journal of Advancements in Computing technology 2012年 第19期4卷 213-222页
作者: Dong, Jun Chen, Shuai Chen, Jing Huang, Guoyan Ren, Jiadong College of Information Science and Engineering Yanshan University 066004 China The Key Laboratory for Computer Virtual Technology and System Integration of Hebei Province Qinhuangdao City 066004 China Production Management Department Shanghai Aircraft Manufacturing Co.Ltd 200436 China
Algorithms based on row enumeration always scan and construct conditional transposed tables, which increases the execution time and space cost. To address this problem, we adopt the DAG (Directed Acyclic Graph) to com... 详细信息
来源: 评论
Point cloud coarse matching method for similar objects
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ICIC Express Letters 2016年 第9期10卷 2283-2289页
作者: Zhao, Qiang Guo, Xijuan Zhang, Buying Bai, Xinyu Key Laboratory for Computer Virtual Technology and System Integration of Hebei Province Yanshan University No. 438 Hebei Ave. Qinhuangdao066004 China College of Information Science and Engineering Yanshan University No. 438 Hebei Ave. Qinhuangdao066004 China Technical Center Shenyang Aircraft Corporation Shenyang110850 China
Point cloud matching is much more difficult when an initial estimate of the relative pose is not known. In order to reduce the effect of relative pose on matching operation and improve the computing speed, this articl... 详细信息
来源: 评论
Skin panel design for a morphing mechanism
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ICIC Express Letters, Part B: Applications 2016年 第10期7卷 2161-2167页
作者: Zhao, Qiang Guo, Xliuan Xi, Fengfeng Key Laboratory for Computer Virtual Technology and System Integration of Hebei Province College of Information Science and Engineering Yanshan University No. 438 Hebei Avenue Qinhuangdao066004 China Department of Aerospace Engineering Ryerson University TorontoONM5B 2K3 Canada
A segmentation method is proposed to aid rigid skin panel design for an existing modular morphing wing mechanism. The method divides the surface of the modular morphing mechanism into panels through geometry discretiz... 详细信息
来源: 评论
Minkowski sum modeling of polyhedra based on VRML
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ICIC Express Letters 2013年 第2期7卷 455-460页
作者: Zhang, Jianfei Guo, Xijuan Geng, Qingjia Information Science and Engineering College 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 Computer and Control Engineering College Qiqihar University No. 42 Wenhua Street Qiqihar 161006 China
On the basis of the introduction to basic methods of the geometry modeling based on virtual reality modeling language (VRML) and the concepts of Minkowski sum computation of polyhedra, we present a method of Minkowski... 详细信息
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An improved community discovery algorithm in weighted social networks
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ICIC Express Letters 2016年 第1期10卷 35-41页
作者: Guo, Jingfeng Liu, Miaomiao Liu, Linlin Chen, Xiao College of Information Science and Engineering Yanshan University No. 438 West Hebei Ave Qinhuangdao China College of Information Science and Engineering Northeast Petroleum University No. 199 Fazhan Road Daqing China The Key Laboratory for Computer Virtual Technology and System Integration of Hebei Province No. 438 West Hebei Ave Qinhuangdao China
The algorithm AGMA (Automatic Graph Mining Algorithm) is improved and a novel community discovery algorithm, namely CRMA (Clustering Re-clustering Merging Algorithm) is proposed which can realize more reasonable commu... 详细信息
来源: 评论
Geometric algebra support vector machine for pattern recognition
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ICIC Express Letters 2013年 第3 B期7卷 1031-1035页
作者: Wang, Jinjia Zhang, Cuihua Lu, Haitao Hong, Wenxue 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 Yanshan University No. 438 Hebei Ave. Qinhuangdao 066004 China College of Electrical Engineering Yanshan University No. 438 Hebei Ave. Qinhuangdao 066004 China
Geometric algebra is the promotion of real, complex, quaternion, and has been successfully applied in physics, computer graphics, and other fields. The support vector machine (SVM) has been successfully used in the fi... 详细信息
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A study on the influence propagation model in topic attention networks
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International Journal of Performability Engineering 2017年 第5期13卷 721-730页
作者: Chen, Xiao Guo, Jingfeng Tian, Kelun Fan, Chaozhi Pan, Xiao College of Information Science and Engineering YanShan University Qinhuangdao066004 China Qian'An College North China University of Science and Technology Qian'an064400 China College of Economic and Management Shijiazhuang Tiedao University Shijiazhuang050043 China Key Laboratory for Computer Virtual Technology and System Integration of Hebei Province Qinhuangdao066004 China
The social networks with the complex user relations and huge amount of data and hidden information, bring new opportunities and challenges for the study of information diffusion and influence maximization. In recent y... 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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A Recurrence method of attribute reduction based on rough set
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ICIC Express Letters 2013年 第3 B期7卷 1025-1030页
作者: Zhang, Tao Lu, Jing Chen, Nan Gao, Zhi College of Information Engineering Yanshan University No. 438 Hebei Ave. Qinhuangdao 066004 China Key Laboratory for Computer Virtual Technology and System Integration of Hebei Province Yanshan University No. 438 Hebei Ave. Qinhuangdao 066004 China College of Foreign Languages Yanshan University No. 438 Hebei Ave. Qinhuangdao 066004 China Institute of Electrical Engineering Yanshan University No. 438 Hebei Ave. Qinhuangdao 066004 China
According to the classical rough set, the attribute reduction set may be far from satisfactory due to the non-existence of core in the attribute reduction process of decision table. Aiming at this issue, this paper pu... 详细信息
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Rain scenes rendering algorithm combining metaball with mass-spring surface
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Jilin Daxue Xuebao (Gongxueban)/Journal of Jilin University (Engineering and technology Edition) 2013年 第SUPPL.1期43卷 230-234页
作者: Lyu, Meng-Ya Zheng, Xuan Tang, Yong 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
To solve the problems such as unreal effects, incomplete details in the rain scene, an algorithm to simulate water surface after rain hitting by combining Meatball with mass-spring water surface was presented. First, ... 详细信息
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