搜索结果: 1-15 共查到“地图制图技术 Representation”相关记录16条 . 查询时间(0.281 秒)
FOREGROUND DETECTION ON DEPTH MAPS USING SKELETAL REPRESENTATION OF OBJECT SILHOUETTES
Foreground Continuous skeleton Medial axes Segmentation Kinect
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2017/6/19
This article considers the problem of foreground detection on depth maps. The problem of finding objects of interest on images appears in many object detection, recognition and tracking applications a...
MULTI-RESOLUTION REPRESENTATION OF DIGITAL TERRAIN MODELS WITH TOPOGRAPHICAL FEATURES PRESERVATION
Geometry Geomorphology Extraction Simplification Feature Multi-resolution
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2015/12/23
Multi-resolution TIN model is a promising solution for achieving rapid visualization speed and interactive frame rates in the contexts of visualization, virtual reality (VR), and geographic informatio...
Geographical Semantic Representation for Collaborative Emergency Services
Internet GIS Semantics Interoperability Geographical Services Integration
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2015/12/17
Geographical semantic representation, which aims at enhancing geospatial data model and facilitating information sharing and exchange, has been a hot topic in the realm of geographic information scien...
The Selection of Reversible Integer-to-Integer Wavelet Transforms for DEM Multi-Scale Representation and Progressive Compression
DEM Multi-scale Representation Compression Geographical Services Web Based
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2015/12/16
In web based GIS visual simulation systems, the DEM multi-scale presentation and lossy-to-lossless progressive compression and transmission based on integer-to-integer wavelet transforms can eliminate...
Animated Representation of Uncertainty and Fuzziness in Dutch Spatial Planning Maps
Animation Uncertainty Fuzziness Graphic variables Dynamic visualization variables
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2015/12/3
This paper concentrates on developing methods to effectively visualize uncertainty and fuzziness in animated representations by various combinations of graphic and dynamic visualization variables, and...
Progressive Representation and Generalization of Street Network Vector Data
Cartography Generalization Representation Model Data Structures Algorithms
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2015/12/2
Street network vector data is represented as Regular Closed Network. The combinatorial structure of the Regular Closed Network is modelled through abstract cell complex. Two abstraction operators and ...
An Object-oriented Model for Representation Period over Scale Space
Cartography Generalization Multi-Scale Representation Spatial Resolution Progressive Transformation
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2015/12/2
Multiple representation of spatial data, which means obtaining different detailed representation of geographic phenomena based on the same spatial database or different data versions, is one of the ke...
EXTENSION OF THE OGC WEB FEATURE SERVICE STANDARD FOR MULTIPLE REPRESENTATION DATA
MRDB Web Service Cartography
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2015/8/31
Nowadays improved Internet connections, standardised interchange formats and enhanced mobile devices enable the users to access all
information available from almost every place. For the most cases t...
Unified Representation of Three Dimensional City Models
3DCM Abstracted representation LoDs
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2015/8/17
Three-dimensional (3D) representation and visualization of city environments are employed in an increasing number of applications
from the areas of urban planning, city marketing, tourism, facility m...
KNOWLEDGE REPRESENTATION OF CARTOGRAPHIC GENERALIZATION
Data Information knowledge Geographic Information Map Generalization Knowledge Representation Expert System
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2015/8/10
Data, information and knowledge are the three inseparable levels in info-flow. Data are a serial of descriptions of discrete facts and geospace from the ontological view, which are considered as recor...
COGNITIVE LOGIC REPRESENTATION OF SPATIAL ASSOCIATION RULES OF KNOWLEDGE DISCOVERY FROM GIS DATABASE
Spatial Association Rule GIS Cognition Data Mining Knowledge Discovery
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2015/8/10
SDMKD (Spatial Data Mining and Knowledge Discovery) from GIS database is different from the general DMKD (Data Mining and Knowledge Discovery), which is dominated by properties of geographical spatial...
Reconstruction and Representation in Virtual Reality of A 3-d Model
Three-dimensional Model Virtual Reality Reconstruction
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2015/7/14
3-D building models will be broadly constructed in a digital 3-D city map in the future. The models can be reconstructed using
either aerial images or existing 2-D digital topographic map accompanied...
HIERARCHICAL OBJECT REPRESENTATION – COMPARATIVE MULTISCALE MAPPING OF ANTHROPOGENIC AND NATURAL FEATURES
Object-related modelling hierarchical representation
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2015/5/18
Hierarchical feature representation through multi-scale segmentation offers new possibilities in mapping complex
systems. We lay out that the recognition of natural features is more difficult than t...
DETAILED 3D REPRESENTATION OF ARCHAEOLOGICAL SITES
CAD Documentation GIS Modelling Spatial data Visualisation
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2015/1/6
The compilation of detailed 3D representation of archaeological sites is of great importance either for documentation needs or for restoration purposes. The development of special tools and means and ...
Three Dimensional Representation for LANDSAT MSS Data
Three Dimensional Representation LANDSAT MSS Data
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2015/1/4
Three Dimensional Representation for LANDSAT MSS Data.