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检索条件"主题词=Spatial Data Structure"
35 条 记 录,以下是11-20 订阅
排序:
Efficient Space Management Techniques for Large-Scale Interconnect Capacitance Extraction With Floating Random Walks
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IEEE TRANSACTIONS ON COMPUTER-AIDED DESIGN OF INTEGRATED CIRCUITS AND SYSTEMS 2013年 第10期32卷 1633-1637页
作者: Zhang, Chao Yu, Wenjian Tsinghua Univ Dept Comp Sci & Technol Beijing 100084 Peoples R China
In the capacitance extraction with the floating random walk (FRW) algorithm, the space management approach is required to facilitate finding the nearest conductor. The Octree and grid-based spatial structures have bee... 详细信息
来源: 评论
A Knowledge Driven Model: Extract Knowledge from High Dimensional Medical databases
A Knowledge Driven Model: Extract Knowledge from High Dimens...
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IEEE International Conference on Machine Intelligence Research and Advancement (ICMIRA)
作者: Chauhan, Ritu Kaur, Harleen Hamdard Univ New Delhi India
The extensive amount of spatial databases accumulated from various computed technology requires automated data mining tools to discover hidden and novel information from large and complex databases. In other words, th... 详细信息
来源: 评论
spatial data Topology in GIS database
Spatial Data Topology in GIS Database
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International Conference on Materials Science and Information Technology (MSIT 2011)
作者: Sun, Yunpeng Liaoning Normal Univ 2 Coll City & Environm Tangshan Teachers Coll Dalian Peoples R China
Topology and its various benefits and functionality are fairly well understood within the context of 2D Geographical Information Systems. We summarize the principle of common 2D topology and the implementation of GIS ... 详细信息
来源: 评论
An extended technique for R-tree to manage multiple type objects
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JOURNAL OF COMPUTATIONAL METHODS IN SCIENCES AND ENGINEERING 2012年 第1_suppl期12卷 S53-S61页
作者: Dekihara, Hiroyuki Nakamura, Yasuaki Hiroshima Int Univ Dept Informat Technol 5-1-1 Hirokoshingai Kure Hiroshima 7370112 Japan Technobits Co Ltd Tokyo Japan
In this paper, we propose a new technique for managing multiple type objects in systems such as GIS and CAD. The novel concept of our mechanism is to separate the objects in a data structure according to the type iden... 详细信息
来源: 评论
Applying the Dynamic Region Connection Calculus to Exploit Geographic Knowledge in Maritime Surveillance
Applying the Dynamic Region Connection Calculus to Exploit G...
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International Conference on Information Fusion
作者: M.A. Serrano J. Gómez-Romero M.A. Patricio J. García J.M. Molina GIAA Research Group Universidad Carlos III de Madrid (UC3M) Colmenarejo Spain
Concerns about the protection of the global transport network have risen the need of new security and surveillance systems. Ontology-based and fusion systems represent an attractive alternative for practical applicati... 详细信息
来源: 评论
Nearest neighbor search algorithm for GBD tree spatial data structure
Nearest neighbor search algorithm for GBD tree spatial data ...
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5th Asian Symposium on Geographic Information System from Computer Science & Engineering View
作者: Yutaka Ohsawa Takanobu Kurihara Ayaka Ohki Saitama University Saitama 338-8570Japan
<正>This paper describes the nearest neighbor(NN)search algorithm on the GBD(generalized BD)*** GBD tree is a spatial data structure suitable for two-or three-dimensional data and has good performance characteri... 详细信息
来源: 评论
Linear Quadtree Construction in Real Time
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JOURNAL OF INFORMATION SCIENCE AND ENGINEERING 2010年 第5期26卷 1917-1930页
作者: Huang, Chi-Yen Chen, Yu-Wei Natl Taipei Coll Business Dept Informat Management Taipei 100 Taiwan Natl Taipei Univ Technol Grad Inst Informat & Logist Management Taipei 106 Taiwan
The paper presents a novel method for encoding the linear quadtree of a given image. In this method, the pixels of the image are scanned in row major order. In each encountered pixel, the result codes in the linear qu... 详细信息
来源: 评论
Design and Realization of Environment Information Sharing Platform
Design and Realization of Environment Information Sharing Pl...
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International Forum on Information Technology and Applications (IFITA 2009)
作者: Hu Qiang Liu Nian Wang Diangang Liu Sunjun Xu Chun Chengdu Univ Teaching Affairs Dept Chengdu 610106 Peoples R China Sichuan Univ Coll Comp Sci Chengdu 610065 Peoples R China Sichuan Univ Sch Elect Engn & Informat Chengdu 610065 Peoples R China Chengdu Univ Inforamt Technol Coll Software Engn Chengdu 610225 Peoples R China Sichuan Elect Vocat & Techn Coll Chengdu 610072 Peoples R China
Environment problems are becoming the hot spots of society, and how to realize the sharing of data information and avoid the phenomenon of information isolated island is in urgent need for current environment protecti... 详细信息
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The comparison map profile method:: A strategy for multiscale comparison of quantitative and qualitative images
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IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING 2008年 第9期46卷 2708-2719页
作者: Gaucherel, Cedric Alleaume, Samuel Hely, Christelle Aix Marseille Univ CNRS CDF IRDCEREGE F-13545 Aix En Provence France
The comparison map profile (CMP) method compares two spatially explicit data sets (original images) at each point and through several spatial scales simultaneously. The CMP combines the moving window concept with simi... 详细信息
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An efficient update algorithm for spatial data structures managing moving objects
An efficient update algorithm for spatial data structures ma...
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4th International Conference on Cybernetics and Information Technologies, Systems and Applications/5th Int Conf on Computing, Communications and Control Technologies
作者: Dekihara, Hiroyuki Nakamura, Yasuaki Hiroshima Int Univ Dept Informat Technol 5-1-1 Hiro Koshingai Kure Hiroshima 7370012 Japan TTT Co Ltd Toshima Ku Tokyo 1700005 Japan Japan Data & Commun Res Inst Minato Ku Tokyo Japan
In the fields of GIS (Geographic Information System), ITS (Intelligent Transportation System), monitoring systems, and so forth, the spatial data structures for the management of moving objects are very important. Mov... 详细信息
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