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检索条件"主题词=Spatial Data Structure"
35 条 记 录,以下是1-10 订阅
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An Improved spatial data structure for Web-based Large-scale 3D Scene  10
An Improved Spatial Data Structure for Web-based Large-scale...
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10th IEEE International Conference on Software Engineering and Service Science (ICSESS)
作者: Chen, Jiaxi Fang, Wei Beijing Univ Posts & Telecommun Sch Comp Sci Beijing Peoples R China
In order to meet the requirements of large-scale 3D scene transmission, parsing and real-time visualization in the Web environment, a kind of data structure is proposed in this paper, which specifies the logical struc... 详细信息
来源: 评论
Nested spatial data structures for optimal indexing of LiDAR data
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ISPRS JOURNAL OF PHOTOGRAMMETRY AND REMOTE SENSING 2023年 195卷 287-297页
作者: Ogayar-Anguita, Carlos J. Lopez-Ruiz, Alfonso Rueda-Ruiz, Antonio J. Segura-Sanchez, Rafael J. Univ Jaen Dept Comp Sci EPS Jaen Jaen 23071 Spain
In this paper we present a flexible framework for creating spatial data structures to manage LiDAR point clouds in the context of spatial big data. For this purpose, standard approaches typically include the use of a ... 详细信息
来源: 评论
Combinatorial and asymptotic results on the neighborhood grid
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DISCRETE APPLIED MATHEMATICS 2025年 372卷 48-64页
作者: McDonough, Alex Reitebuch, Ulrich Skrodzki, Martin Univ Oregon Eugene OR USA FU Berlin Math & Comp Sci Berlin Germany Delft Univ Technol Comp Graph & Visualizat Delft Netherlands
In various application fields, such as fluid-, cell-, or crowd-simulations, spatial data structures are very important. They answer nearest neighbor queries which are instrumental in performing necessary computations ... 详细信息
来源: 评论
SPSLiDAR: towards a multi-purpose repository for large scale LiDAR datasets
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INTERNATIONAL JOURNAL OF GEOGRAPHICAL INFORMATION SCIENCE 2022年 第5期36卷 992-1011页
作者: Rueda-Ruiz, Antonio J. Ogayar-Anguita, Carlos J. Segura-Sanchez, Rafael J. Bejar-Martos, Juan A. Delgado-Garcia, Jorge Univ Jaen CEATIC Jaen 23071 Spain
The widespread use of LiDAR technology in a multitude of domains has produced a growing availability of massive high-resolution point datasets that demand new approaches for efficient organization and storage, filteri... 详细信息
来源: 评论
A Novel Scene Management Technology for Complex Virtual Battlefield Environment  9
A Novel Scene Management Technology for Complex Virtual Batt...
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9th International Conference on Graphic and Image Processing (ICGIP)
作者: Sheng, Changchong Jiang, Libing Tang, Bo Tang, Xiaoan Natl Univ Def Technol Changsha 410073 Hunan Peoples R China
The efficient scene management of virtual environment is an important research content of computer real-time visualization, which has a decisive influence on the efficiency of drawing. However, Traditional scene manag... 详细信息
来源: 评论
Accelerated Single Ray Tracing for Wide Vector Units  17
Accelerated Single Ray Tracing for Wide Vector Units
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High-Performance Graphics (HPG) Conference
作者: Fuetterling, Valentin Lojewski, Carsten Pfreundt, Franz-Josef Hamann, Bernd Ebert, Achim Fraunhofer ITWM Competence Ctr High Performance Comp Kaiserslautern Germany Univ Calif Davis Dept Comp Sci Davis CA 95616 USA Univ Kaiserslautern Dept Comp Sci Kaiserslautern Germany
Utilizing the vector units of current processors for ray tracing single rays through Bounding Volume Hierarchies has been accomplished by increasing the branching factor of the acceleration structure to match the vect... 详细信息
来源: 评论
Toward Real-Time Ray Tracing: A Survey on Hardware Acceleration and Microarchitecture Techniques
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ACM COMPUTING SURVEYS 2017年 第4期50卷 58-58页
作者: Deng, Yangdong Ni, Yufei Li, Zonghui Mu, Shuai Zhang, Wenjun Tsinghua Univ Sch Software Engn Beijing Peoples R China Tsinghua Univ Inst Microelect Beijing Peoples R China Qualcomm San Diego CA USA
Ray tracing has long been considered as the next-generation technology for graphics rendering. Recently, there has been strong momentum to adopt ray tracing-based rendering techniques on consumer-level platforms due t... 详细信息
来源: 评论
A Hybrid 3D spatial data structure for the Integration of Aboveground, Ground and Underground Objects
A Hybrid 3D Spatial Data Structure for the Integration of Ab...
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18th International Conference on Geoinformatics
作者: Shen, Jingwei Lv, Guonian Wen, Yongning Wu, Mingguang Zhang, Hongping Wang, Xiao Nanjing Normal Univ Key Lab Virtual Geog Environm Minist Educ Nanjing 210046 Jiangsu Provinc Peoples R China
A hybrid 3D spatial data structure for the integration of aboveground, ground and underground objects based on spatial cognition theory is proposed, which considers the space subdivision and topology completeness. Obj... 详细信息
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Non-recursive Inorder Traversal on Constructed Threaded K-D Tree for Efficient Cloud Based Space Partitioning  2
Non-recursive Inorder Traversal on Constructed Threaded K-D ...
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International Conference on Advances in Computer Engineering and Applications (ICACEA)
作者: Roy, Sandip Bose, Rajesh Sarddar, Debabrata Univ Kalyani Dept CSE Kalyani W Bengal India
Cloud computing system comprises of a set of cloud nodes scattered over a large geographical surface. These cloud nodes usually helps to handle efficiently a new arrived job in cloud system. Now a day's researcher... 详细信息
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Soil heterogeneity characterization using PCA (Xvariogram) - Multivariate analysis of spatial signatures for optimal sampling purposes
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CHEMOMETRICS AND INTELLIGENT LABORATORY SYSTEMS 2014年 136卷 24-35页
作者: Kardanpour, Zahra. Jacobsen, Ole Stig Esbensen, Kim H. Geol Survey Denmark & Greenland GEUS Copenhagen Denmark Aalborg Univ ACABS Res Grp Aalborg Denmark Telemark Univ Coll Porsgrunn Norway
This study explores how to combine variographic spatial characterization with multivariate data analysis, by showing how Principal Component Analysis (PCA) can be applied to unconventional types of data matrices, X-va... 详细信息
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